30 lines
876 B
TypeScript
30 lines
876 B
TypeScript
// Theme color utilities for dynamic viewport theme color
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export const themeColors = {
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blue: {
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background: 'hsl(240, 10%, 3.9%)', // Dark blue background
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hex: '#09090b' // Hex equivalent for theme-color
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},
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violet: {
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background: 'hsl(224, 71.4%, 4.1%)', // Dark violet background
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hex: '#030712' // Hex equivalent for theme-color
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}
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} as const;
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export type Theme = keyof typeof themeColors;
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export function getThemeBackgroundColor(theme: Theme): string {
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return themeColors[theme].hex;
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}
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export function hslToHex(h: number, s: number, l: number): string {
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l /= 100;
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const a = s * Math.min(l, 1 - l) / 100;
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const f = (n: number) => {
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const k = (n + h / 30) % 12;
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const color = l - a * Math.max(Math.min(k - 3, 9 - k, 1), -1);
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return Math.round(255 * color).toString(16).padStart(2, '0');
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};
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return `#${f(0)}${f(8)}${f(4)}`;
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}
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