Color

To change primary and secondary color you have to change in 2 files, which is explain below:

Override Light Theme Colors

For any change in colors : src/theme/LightTheme.ts
                    
import type { ThemeTypes } from '@/types/themeTypes/ThemeType';
const BLUE_THEME: ThemeTypes = {
    name: 'BLUE_THEME',
    dark: false,
    variables: {
        'border-color': '#e5eaef',
        'border-opacity': 1,
    },
    colors: {
        primary: '#0085db',
        secondary: '#707a82',
        info: '#46caeb',
        success: '#4bd08b',
        warning: '#f8c076',
        error: '#fb977d',
        indigo:'#8763da',
        lightprimary: '#e5f3fb',
        lightinfo:'#e1f5fa',
        lightsecondary: '#e7ecf0',
        lightsuccess: '#dffff3',
        lighterror: '#ffede9',
        lightwarning: '#fff6ea',
        lightindigo:'#f1ebff',
        textPrimary: '#2A3547',
        textSecondary: '#2A3547',
        borderColor: '#e5eaef',
        inputBorder: '#DFE5EF',
        containerBg: '#ffffff',
        background: '#f0f5f9',
        hoverColor: '#f6f9fc',
        surface: '#fff',
        grey100: '#707a82',
        grey200: '#111c2d',
        darkbg:'#2a3447',
        bglight:'#f5f8fb',
        bgdark:'#111c2d'
       
    }
};

const AQUA_THEME: ThemeTypes = {
    name: 'AQUA_THEME',
    dark: false,
    variables: {
        'border-color': '#e5eaef',
        'border-opacity': 1,
    },
    colors: {
        primary: '#0074BA',
        secondary: '#47D7BC',
        info: '#46caeb',
        success: '#4bd08b',
        warning: '#f8c076',
        error: '#fb977d',
        indigo:'#8763da',
        lightprimary: '#e5f3fb',
        lightinfo:'#e1f5fa',
        lightsecondary: '#e7ecf0',
        lightsuccess: '#dffff3',
        lighterror: '#ffede9',
        lightwarning: '#fff6ea',
        lightindigo:'#f1ebff',
        textPrimary: '#2A3547',
        textSecondary: '#2A3547',
        borderColor: '#e5eaef',
        inputBorder: '#DFE5EF',
        containerBg: '#ffffff',
        background: '#f0f5f9',
        hoverColor: '#f6f9fc',
        surface: '#fff',
        grey100: '#707a82',
        grey200: '#111c2d',
        darkbg:'#2a3447',
        bglight:'#f5f8fb',
        bgdark:'#111c2d'
    }
};

const PURPLE_THEME: ThemeTypes = {
    name: 'PURPLE_THEME',
    dark: false,
    variables: {
        'border-color': '#e5eaef',
        'border-opacity': 1,
    },
    colors: {
        primary: '#763EBD',
        secondary: '#95CFD5',
        info: '#46caeb',
        success: '#4bd08b',
        warning: '#f8c076',
        error: '#fb977d',
        indigo:'#8763da',
        lightprimary: '#e5f3fb',
        lightinfo:'#e1f5fa',
        lightsecondary: '#e7ecf0',
        lightsuccess: '#dffff3',
        lighterror: '#ffede9',
        lightwarning: '#fff6ea',
        lightindigo:'#f1ebff',
        textPrimary: '#2A3547',
        textSecondary: '#2A3547',
        borderColor: '#e5eaef',
        inputBorder: '#DFE5EF',
        containerBg: '#ffffff',
        background: '#f0f5f9',
        hoverColor: '#f6f9fc',
        surface: '#fff',
        grey100: '#707a82',
        grey200: '#111c2d',
        darkbg:'#2a3447',
        bglight:'#f5f8fb',
        bgdark:'#111c2d'
    }
};

const GREEN_THEME: ThemeTypes = {
    name: 'GREEN_THEME',
    dark: false,
    variables: {
        'border-color': '#e5eaef',
        'border-opacity': 1,
    },
    colors: {
        primary: '#0A7EA4',
        secondary: '#CCDA4E',
        info: '#46caeb',
        success: '#4bd08b',
        warning: '#f8c076',
        error: '#fb977d',
        indigo:'#8763da',
        lightprimary: '#e5f3fb',
        lightinfo:'#e1f5fa',
        lightsecondary: '#e7ecf0',
        lightsuccess: '#dffff3',
        lighterror: '#ffede9',
        lightwarning: '#fff6ea',
        lightindigo:'#f1ebff',
        textPrimary: '#2A3547',
        textSecondary: '#2A3547',
        borderColor: '#e5eaef',
        inputBorder: '#DFE5EF',
        containerBg: '#ffffff',
        background: '#f0f5f9',
        hoverColor: '#f6f9fc',
        surface: '#fff',
        grey100: '#707a82',
        grey200: '#111c2d',
        darkbg:'#2a3447',
        bglight:'#f5f8fb',
        bgdark:'#111c2d'
    }
};

const CYAN_THEME: ThemeTypes = {
    name: 'CYAN_THEME',
    dark: false,
    variables: {
        'border-color': '#e5eaef',
        'border-opacity': 1,
    },
    colors: {
        primary: '#01C0C8',
        secondary: '#FB9678',
        info: '#46caeb',
        success: '#4bd08b',
        warning: '#f8c076',
        error: '#fb977d',
        indigo:'#8763da',
        lightprimary: '#e5f3fb',
        lightinfo:'#e1f5fa',
        lightsecondary: '#e7ecf0',
        lightsuccess: '#dffff3',
        lighterror: '#ffede9',
        lightwarning: '#fff6ea',
        lightindigo:'#f1ebff',
        textPrimary: '#2A3547',
        textSecondary: '#2A3547',
        borderColor: '#e5eaef',
        inputBorder: '#DFE5EF',
        containerBg: '#ffffff',
        background: '#f0f5f9',
        hoverColor: '#f6f9fc',
        surface: '#fff',
        grey100: '#707a82',
        grey200: '#111c2d',
        darkbg:'#2a3447',
        bglight:'#f5f8fb',
        bgdark:'#111c2d'
    }
};

const ORANGE_THEME: ThemeTypes = {
    name: 'ORANGE_THEME',
    dark: false,
    variables: {
        'border-color': '#e5eaef',
        'border-opacity': 1,
    },
    colors: {
        primary: '#FA896B',
        secondary: '#0074BA',
        info: '#46caeb',
        success: '#4bd08b',
        warning: '#f8c076',
        error: '#fb977d',
        indigo:'#8763da',
        lightprimary: '#e5f3fb',
        lightinfo:'#e1f5fa',
        lightsecondary: '#e7ecf0',
        lightsuccess: '#dffff3',
        lighterror: '#ffede9',
        lightwarning: '#fff6ea',
        lightindigo:'#f1ebff',
        textPrimary: '#2A3547',
        textSecondary: '#2A3547',
        borderColor: '#e5eaef',
        inputBorder: '#DFE5EF',
        containerBg: '#ffffff',
        background: '#f0f5f9',
        hoverColor: '#f6f9fc',
        surface: '#fff',
        grey100: '#707a82',
        grey200: '#111c2d',
        darkbg:'#2a3447',
        bglight:'#f5f8fb',
        bgdark:'#111c2d'
    }
};

export { BLUE_THEME, AQUA_THEME, ORANGE_THEME, PURPLE_THEME, GREEN_THEME, CYAN_THEME };
                            
                        

Override Dark Theme Colors

For any change in colors : src/theme/DarkTheme.ts
                    
import type { ThemeTypes } from '@/types/themeTypes/ThemeType';
const DARK_BLUE_THEME: ThemeTypes = {
    name: 'DARK_BLUE_THEME',
    dark: true,
    variables: {
        'border-color': '#182D41', 
        'border-opacity': 1,
    },
    colors: {
        primary: '#0085db', 
        secondary: '#7C8FAC',
        info: '#5AC8FA',
        success: '#09C97F', 
        warning: '#F8B15D', 
        error: '#FB977D', 
        indigo:'#8763DA',  
        lightprimary: '#1b394f',
        lightinfo:'#1a3247', 
        lightsecondary: '#2f3f4c',
        lightsuccess: '#102d35', 
        lighterror: '#72483d',
        lightwarning: '#282b32', 
        textPrimary: '#EAEFF4',
        textSecondary: '#fff',
        lightindigo:'#1d233e',  
        borderColor: '#182D41', 
        inputBorder: '#465670',
        containerBg: '#111C2D', 
        background: '#16293e', 
        hoverColor: '#333f55',
        surface: '#111C2D', 
        grey100: '#7C8FAC', 
        grey200: '#EAEFF4', 
        darkbg:'#111936',
        bglight:'#16293e',
        bgdark:'#16293e'
    }
};

const DARK_AQUA_THEME: ThemeTypes = {
    name: 'DARK_AQUA_THEME',
    dark: true,
    variables: {
        'border-color': '#333F55',
        'border-opacity': 1,
    },
    colors: {
        primary: '#0074BA',
        secondary: '#47D7BC',
        info: '#5AC8FA',
        success: '#09C97F', 
        warning: '#F8B15D', 
        error: '#FB977D', 
        indigo:'#8763DA',  
        lightprimary: '#1b394f',
        lightinfo:'#1a3247', 
        lightsecondary: '#2f3f4c',
        lightsuccess: '#102d35', 
        lighterror: '#72483d',
        lightwarning: '#282b32', 
        textPrimary: '#EAEFF4',
        textSecondary: '#fff',
        lightindigo:'#1d233e',  
        borderColor: '#182D41', 
        inputBorder: '#465670',
        containerBg: '#111C2D', 
        background: '#16293e', 
        hoverColor: '#333f55',
        surface: '#111C2D', 
        grey100: '#7C8FAC', 
        grey200: '#EAEFF4', 
        darkbg:'#111936',
        bglight:'#16293e',
        bgdark:'#16293e'
    }
};

const DARK_PURPLE_THEME: ThemeTypes = {
    name: 'DARK_PURPLE_THEME',
    dark: true,
    variables: {
        'border-color': '#333F55',
        'border-opacity': 1,
    },
    colors: {
        primary: '#763EBD',
        secondary: '#95CFD5',
        info: '#5AC8FA',
        success: '#09C97F', 
        warning: '#F8B15D', 
        error: '#FB977D', 
        indigo:'#8763DA',  
        lightprimary: '#1b394f',
        lightinfo:'#1a3247', 
        lightsecondary: '#2f3f4c',
        lightsuccess: '#102d35', 
        lighterror: '#72483d',
        lightwarning: '#282b32', 
        textPrimary: '#EAEFF4',
        textSecondary: '#fff',
        lightindigo:'#1d233e',  
        borderColor: '#182D41', 
        inputBorder: '#465670',
        containerBg: '#111C2D', 
        background: '#16293e', 
        hoverColor: '#333f55',
        surface: '#111C2D', 
        grey100: '#7C8FAC', 
        grey200: '#EAEFF4', 
        darkbg:'#111936',
        bglight:'#16293e',
        bgdark:'#16293e'
    }
};

const DARK_GREEN_THEME: ThemeTypes = {
    name: 'DARK_GREEN_THEME',
    dark: true,
    variables: {
        'border-color': '#333F55',
        'border-opacity': 1,
    },
    colors: {
        primary: '#0A7EA4',
        secondary: '#CCDA4E',
        info: '#5AC8FA',
        success: '#09C97F', 
        warning: '#F8B15D', 
        error: '#FB977D', 
        indigo:'#8763DA',  
        lightprimary: '#1b394f',
        lightinfo:'#1a3247', 
        lightsecondary: '#2f3f4c',
        lightsuccess: '#102d35', 
        lighterror: '#72483d',
        lightwarning: '#282b32', 
        textPrimary: '#EAEFF4',
        textSecondary: '#fff',
        lightindigo:'#1d233e',  
        borderColor: '#182D41', 
        inputBorder: '#465670',
        containerBg: '#111C2D', 
        background: '#16293e', 
        hoverColor: '#333f55',
        surface: '#111C2D', 
        grey100: '#7C8FAC', 
        grey200: '#EAEFF4', 
        darkbg:'#111936',
        bglight:'#16293e',
        bgdark:'#16293e'
    }
};

const DARK_CYAN_THEME: ThemeTypes = {
    name: 'DARK_CYAN_THEME',
    dark: true,
    variables: {
        'border-color': '#333F55',
        'border-opacity': 1,
    },
    colors: {
        primary: '#01C0C8',
        secondary: '#FB9678',
        info: '#5AC8FA',
        success: '#09C97F', 
        warning: '#F8B15D', 
        error: '#FB977D', 
        indigo:'#8763DA',  
        lightprimary: '#1b394f',
        lightinfo:'#1a3247', 
        lightsecondary: '#2f3f4c',
        lightsuccess: '#102d35', 
        lighterror: '#72483d',
        lightwarning: '#282b32', 
        textPrimary: '#EAEFF4',
        textSecondary: '#fff',
        lightindigo:'#1d233e',  
        borderColor: '#182D41', 
        inputBorder: '#465670',
        containerBg: '#111C2D', 
        background: '#16293e', 
        hoverColor: '#333f55',
        surface: '#111C2D', 
        grey100: '#7C8FAC', 
        grey200: '#EAEFF4', 
        darkbg:'#111936',
        bglight:'#16293e',
        bgdark:'#16293e'
    }
};

const DARK_ORANGE_THEME: ThemeTypes = {
    name: 'DARK_ORANGE_THEME',
    dark: true,
    variables: {
        'border-color': '#333F55',
        'border-opacity': 1,
    },
    colors: {
        primary: '#FA896B',
        secondary: '#0074BA',
        info: '#5AC8FA',
        success: '#09C97F', 
        warning: '#F8B15D', 
        error: '#FB977D', 
        indigo:'#8763DA',  
        lightprimary: '#1b394f',
        lightinfo:'#1a3247', 
        lightsecondary: '#2f3f4c',
        lightsuccess: '#102d35', 
        lighterror: '#72483d',
        lightwarning: '#282b32', 
        textPrimary: '#EAEFF4',
        textSecondary: '#fff',
        lightindigo:'#1d233e',  
        borderColor: '#182D41', 
        inputBorder: '#465670',
        containerBg: '#111C2D', 
        background: '#16293e', 
        hoverColor: '#333f55',
        surface: '#111C2D', 
        grey100: '#7C8FAC', 
        grey200: '#EAEFF4', 
        darkbg:'#111936',
        bglight:'#16293e',
        bgdark:'#16293e'
    }
};

export { DARK_BLUE_THEME, DARK_AQUA_THEME, DARK_ORANGE_THEME, DARK_PURPLE_THEME, DARK_GREEN_THEME, DARK_CYAN_THEME };