export function visibleOutlineColor(color: string): boolean { let value = color.trim().toLowerCase().replaceAll(/\s/g, ""); if (!value || value === "transparent") return false; if (/\/0(?:\.0+)?%?\)$/.test(value)) return false; return !/^(?:rgba|hsla)\([^)]*,0(?:\.0+)?%?\)$/.test(value); }