Customise colors in Tailwindcss theme : add Jaune et Bleu LexImpact - Truegray as gray by default

tailwind.config.cjs

+const colors = require('tailwindcss/colors')
 const { tailwindExtractor } = require("tailwindcss/lib/lib/purgeUnusedStyles")
 
+
 module.exports = {
   mode: "jit",
   plugins: [require("@tailwindcss/forms")],
@@ -18,7 +20,20 @@ module.exports = {
     },
   },
   theme: {
-    extend: {},
+    colors: {
+      black: colors.black,
+      white: colors.white,
+      gray: colors.trueGray,
+    },
+    extend: {
+      colors: {
+        'le-jaune': '#ded500',
+        'le-jaune-dark': '#a6a00c',
+        'le-bleu': '#343bff',
+        'le-bleu-light':'#d2dfff',
+        'le-rouge-pjl':'#ff6b6b', 
+      },
+    },
     fontFamily: {
       sans: ["Lato", "sans-serif"],
       serif: ["Lora", "serif"],