diff --git a/src/lib/components/variables/VariableReferredParameters.svelte b/src/lib/components/variables/VariableReferredParameters.svelte
index d594fdb3366ff96b4bff4a2f48450d0ce43d19c8..529e1bd16915c54ad6c101f67e8078c871fe8658 100644
--- a/src/lib/components/variables/VariableReferredParameters.svelte
+++ b/src/lib/components/variables/VariableReferredParameters.svelte
@@ -168,7 +168,7 @@
 
 {#if Object.keys(rootDirectParameterById).length > 0}
   <h2
-    class="bg-le-gris-dispositif-light text-black flex justify-between py-2 text-lg px-5 rounded-r shadow-inner"
+    class="bg-le-gris-dispositif-ultralight text-black flex justify-between py-2 text-lg px-5 rounded-r shadow-inner"
   >
     <span>Principaux paramètres de la loi</span>
     <button on:click={() => (openDirectParameters = !openDirectParameters)}>
@@ -216,7 +216,7 @@
 
 {#if Object.keys(rootParameterById).length > 0}
   <h2
-    class="bg-le-gris-dispositif-light text-black flex justify-between py-2 text-lg px-5 rounded-r shadow-inner"
+    class="bg-le-gris-dispositif-ultralight text-black flex justify-between py-2 text-lg px-5 rounded-r shadow-inner"
   >
     <span>Autres paramètres affectant le dispositif</span>
     <button on:click={() => (openAllParameters = !openAllParameters)}>
diff --git a/tailwind.config.cjs b/tailwind.config.cjs
index b4389fa3d91cb0ae3c41d9596821bc95fd70602a..8d72c11a9685a61381d6af5ccd2589694b4efa1b 100644
--- a/tailwind.config.cjs
+++ b/tailwind.config.cjs
@@ -15,6 +15,7 @@ const config = {
         "le-jaune-dark": "#a6a00c",
         "le-rouge-bill": "#ff6b6b",
         "le-gris-dispositif": "#5E709E",
+        "le-gris-dispositif-ultralight": "#EBEFFA",
         "le-gris-dispositif-light": "#CCD3E7",
         "le-gris-dispositif-dark": "#2F406A",
         "le-vert-validation": "#13CC03",