From 581451090ebc3e78b7439c06c9c3771032ce0540 Mon Sep 17 00:00:00 2001
From: Adam Conrad <adamconrad@MBP-19-C02XD63GJHD2.local>
Date: Tue, 14 Jan 2020 13:25:25 -0500
Subject: [PATCH] Support CSS Colors Level 4 spec

---
 src/lib/isHexColor.js | 2 +-
 test/validators.js    | 4 +++-
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/lib/isHexColor.js b/src/lib/isHexColor.js
index 01f9d0e85..21a037504 100644
--- a/src/lib/isHexColor.js
+++ b/src/lib/isHexColor.js
@@ -1,6 +1,6 @@
 import assertString from './util/assertString';
 
-const hexcolor = /^#?([0-9A-F]{3}|[0-9A-F]{6})$/i;
+const hexcolor = /^#?([0-9A-F]{3}|[0-9A-F]{4}|[0-9A-F]{6}|[0-9A-F]{8})$/i;
 
 export default function isHexColor(str) {
   assertString(str);
diff --git a/test/validators.js b/test/validators.js
index c2f2a2fb9..cf3f09d10 100644
--- a/test/validators.js
+++ b/test/validators.js
@@ -2588,14 +2588,16 @@ describe('Validators', () => {
     test({
       validator: 'isHexColor',
       valid: [
+        '#ff0000ff',
         '#ff0034',
         '#CCCCCC',
+        '0f38',
         'fff',
         '#f00',
       ],
       invalid: [
         '#ff',
-        'fff0',
+        'fff0a',
         '#ff12FG',
       ],
     });