Elmar Kresse
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12 lines
447 B
JavaScript
12 lines
447 B
JavaScript
// Stable distinct color per year for the year badge
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export function badgeColorForYear(y) {
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const val = y === undefined || y === null ? '?' : y;
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if (val === '?' || Number.isNaN(Number(val))) {
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// Neutral slate for unknown years
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return 'background-color: hsl(215 16% 34%);';
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}
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const n = Number(val);
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const hue = (((n * 23) % 360) + 360) % 360; // spread hues deterministically
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return `background-color: hsl(${hue} 70% 42%);`;
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}
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