fix(): accessibility contrast ratio

Author: Fdom92

src/components/app-cta/app-cta.scss

@@ -73,7 +73,7 @@
   }
 
   button {
-    background-color: $orange-dark;
+    background-color: $gray-dark;
     border: 0.75px solid #ffffff;
     border-radius: 16px;
     box-shadow: 0 2px 4px 0 rgba(128, 128, 128, 0.5);

src/pages/app-home/app-home.scss

@@ -76,7 +76,7 @@
     }
 
     h1 {
-      color: $orange;
+      color: $gray-dark;
       font-family: Muli;
       font-size: 26px;
       font-weight: 700;
@@ -155,8 +155,9 @@
   .featured-blog {
     margin-top: 50px;
 
-    h4 {
-      color: $orange-dark;
+    h4,
+    a {
+      color: $gray-dark;
     }
   }
 
@@ -272,7 +273,7 @@
         }
 
         h3 {
-          color: $orange-dark;
+          color: $gray-dark;
           font-size: 24px;
           margin-bottom: 1rem;