niram
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A javascript library to convert between various css colour formats.
11 lines (10 loc) • 377 B
JavaScript
import { normaliseNumber } from './normalisers.js';
export function getAlphaHexFromFraction(alphaFraction = 1) {
return numberTo2Hex((alphaFraction * 255).toFixed());
}
export function getAlphaFractionFromHex(alphaHex = '00') {
return Number(`0x${alphaHex}`) / 255;
}
export function numberTo2Hex(num) {
return normaliseNumber(num).toString(16).padStart(2, '0');
}