diff --git a/index.html b/index.html
index a4bc7a6..552ec59 100644
--- a/index.html
+++ b/index.html
@@ -69,6 +69,7 @@
 		<div id="openSideBar" class = 'helpText'><i class="fa fa-info-circle fa-lg"></i> <i class="fa fa-arrow-left"><b>  Help</b></i></div>
 		<div id="overlay" class="faded"></div>
 		<div id = 'pauseBtn'><div id = 'pauseBtnInner'><i class="fa fa-pause fa-2x"></div></i></div>
+		<div id = 'colorBlindBtn'><b> Color Blind</b></div>
 		<div id = 'restartBtn'><div id = 'restartBtnInner'><i class="fa fa-refresh fa-2x"></i></div></div>
 		<div id="bottombar">
 			<a href="https://twitter.com/intent/tweet?hashtags=hextris&original_referer=http%3A%2F%2F0.0.0.0%3A8080%2F&text=Play%20Hextris!%20-&tw_p=tweetbutton&url=http%3A%2F%2Fhextris.github.io%2F" class="twitter-share-button" data-url="http://hextris.github.io/" data-text="Play Hextris! -" data-hashtags="hextris">Tweet</a>
diff --git a/js/input.js b/js/input.js
index 3ca5f59..bd230c0 100644
--- a/js/input.js
+++ b/js/input.js
@@ -72,6 +72,31 @@ function addKeyListeners() {
 		pause();
 		return false;
 	});
+	
+	$("#colorBlindBtn").on('touchstart mousedown', function() {
+	window.colors = ["#8e44ad", "#f1c40f", "#3498db", "#d35400"];
+	
+    window.hexColorsToTintedColors = {
+        "#8e44ad": "rgb(229,152,102)",
+        "#f1c40f": "rgb(246,223,133)",
+        "#3498db": "rgb(151,201,235)",
+        "#d35400": "rgb(210,180,222)"
+    };
+
+    window.rgbToHex = {
+        "rgb(142,68,173)": "#8e44ad",
+        "rgb(241,196,15)": "#f1c40f",
+        "rgb(52,152,219)": "#3498db",
+        "rgb(211,84,0)": "#d35400"
+    };
+
+    window.rgbColorsToTintedColors = {
+        "rgb(142,68,173)": "rgb(229,152,102)",
+        "rgb(241,196,15)": "rgb(246,223,133)",
+        "rgb(52,152,219)": "rgb(151,201,235)",
+        "rgb(46,204,113)": "rgb(210,180,222)"
+	};
+	});
 
 
     if(/Android|webOS|iPhone|iPad|iPod|BlackBerry|IEMobile|Opera Mini/i.test(navigator.userAgent)) {
diff --git a/style/style.css b/style/style.css
index ecd1e5d..7888f1a 100644
--- a/style/style.css
+++ b/style/style.css
@@ -123,6 +123,18 @@ button:focus {
 	background-color:rgba(236,240,241,.7);
 }
 
+#colorBlindBtn {
+	position:absolute;
+	width:120px;
+	height:20px;
+	z-index:9999;
+	left: 47%;
+	top:65%;
+	font-size:15px;
+	text-align:center;
+	color:#232323;
+	cursor:pointer;
+}
 .instructions_body {
     margin-left:3px;
     width:calc(100% - 12px) ! important;