Reach AA contrast ratio level (#1296)

oliviertassinari · Golmote · commit 8aea939a6287 · 2018-03-26T22:47:44.000+02:00
diff --git a/themes/prism.css b/themes/prism.css
@@ -104,7 +104,7 @@ pre[class*="language-"] {
 .token.url,
 .language-css .token.string,
 .style .token.string {
-	color: #a67f59;
+	color: #9a6e3a;
 	background: hsla(0, 0%, 100%, .5);
 }
 
