Function isValidCssColor

frontend/util/color-validator.ts:8–13

(color: string)

const NamedColorRegex = /^[a-z]+$/i;

function isValidCssColor(color: string): boolean {
    if (typeof CSS == "undefined" || typeof CSS.supports != "function") {
        return false;
    }
    return CSS.supports("color", color);
}

function getCssColorType(color: string): string {
    const normalizedColor = color.toLowerCase();