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Anaïs Saraiva
2026-09-22 00:42:57 +02:00
parent 7defbfcc2e
commit aad8e2600f
6 changed files with 56 additions and 42 deletions
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frontend/src/lib/accent.ts
+6 -6
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@@ -1,11 +1,11 @@
/**
* Runtime accent color (settings → accent color). Predefined palettes plus a
* custom picker; shades 50–900 are derived from a single base hex via HSL and
* custom picker; shades 50–950 are derived from a single base hex via HSL and
* written to the --ka-accent-* CSS variables that back Tailwind's `accent`
* palette. Persisted per-browser (localStorage), like the feature flags.
*/
export type AccentShades = Record<"50" | "100" | "200" | "300" | "400" | "500" | "600" | "700" | "800" | "900", string>;
export type AccentShades = Record<"50" | "100" | "200" | "300" | "400" | "500" | "600" | "700" | "800" | "900" | "950", string>;
export interface AccentPreset {
id: string;
@@ -25,11 +25,11 @@ export const ACCENT_PRESETS: AccentPreset[] = [
];
const STORAGE_KEY = "ka:accent";
const SHADE_KEYS = ["50", "100", "200", "300", "400", "500", "600", "700", "800", "900"] as const;
// Lightness ramps for 50→900 around a mid 500 (HSL L values in %).
const SHADE_KEYS = ["50", "100", "200", "300", "400", "500", "600", "700", "800", "900", "950"] as const;
// Lightness ramps for 50→950 around a mid 500 (HSL L values in %).
const RAMP: Record<(typeof SHADE_KEYS)[number], number> = {
"50": 97, "100": 93, "200": 86, "300": 76, "400": 64,
"500": 52, "600": 45, "700": 38, "800": 30, "900": 24,
"500": 52, "600": 45, "700": 38, "800": 30, "900": 24, "950": 15,
};
function hexToHsl(hex: string): { h: number; s: number; l: number } {
@@ -66,7 +66,7 @@ function hslToRgbTriplet(h: number, s: number, l: number): string {
return `${to(r)} ${to(g)} ${to(b)}`;
}
/** Build the 50–900 ramp from a base hex (HSL ramp, emerald-style). */
/** Build the 50–950 ramp from a base hex (HSL ramp, emerald-style). */
export function shadesFor(baseHex: string): AccentShades {
const { h, s } = hexToHsl(baseHex);
const out = {} as AccentShades;