diff --git a/website/src/components/IndexPage/OrganismCard.astro b/website/src/components/IndexPage/OrganismCard.astro
index 850555d108..e27a11c0c4 100644
--- a/website/src/components/IndexPage/OrganismCard.astro
+++ b/website/src/components/IndexPage/OrganismCard.astro
@@ -18,8 +18,8 @@ const { key, image, displayName, organismStatistics, numberDaysAgoStatistics } =
     class='block rounded border border-gray-300 p-4 m-2 w-64 text-center hover:bg-gray-100'
 >
     {image !== undefined && <img src={image} class='h-32 mx-auto mb-4' alt={displayName} />}
-    <h3 class='font-semibold text-gray-700'>{displayName}</h3>
-    <p class='text-gray-700 text-sm'>
+    <h3 class='font-semibold'>{displayName}</h3>
+    <p class=' text-sm'>
         {organismStatistics.totalSequences} sequences<br />
         (+{organismStatistics.recentSequences} in last {numberDaysAgoStatistics} days)<br />
         {organismStatistics.lastUpdatedAt && <>Last updated {organismStatistics.lastUpdatedAt.toRelative()}</>}
diff --git a/website/src/components/IndexPage/WelcomeMessage.astro b/website/src/components/IndexPage/WelcomeMessage.astro
index 7663d5a4bf..ddd35dada5 100644
--- a/website/src/components/IndexPage/WelcomeMessage.astro
+++ b/website/src/components/IndexPage/WelcomeMessage.astro
@@ -2,8 +2,8 @@
 const websiteName = Astro.props.websiteName;
 ---
 
-<p class='text-gray-700 my-4'>
+<p class=' my-4'>
     Welcome to {websiteName}, a system for sharing pathogen genome data.
 </p>
 
-<h2 class='font-semibold text-gray-700 my-3 text-lg'>Explore {websiteName} data!</h2>
+<h2 class='font-semibold my-3 text-lg'>Explore {websiteName} data!</h2>