This commit is contained in:
syuilo
2022-12-28 13:42:30 +09:00
parent 4c24bd3933
commit 2547c8c117
7 changed files with 42 additions and 77 deletions

View File

@ -0,0 +1,7 @@
export const alpha = (hex: string, a: number): string => {
const result = /^#?([a-f\d]{2})([a-f\d]{2})([a-f\d]{2})$/i.exec(hex)!;
const r = parseInt(result[1], 16);
const g = parseInt(result[2], 16);
const b = parseInt(result[3], 16);
return `rgba(${r}, ${g}, ${b}, ${a})`;
};