diff --git a/ui/src/utils/colors.js b/ui/src/utils/colors.js
index <HASH>..<HASH> 100644
--- a/ui/src/utils/colors.js
+++ b/ui/src/utils/colors.js
@@ -241,12 +241,12 @@ export function blend (fgColor, bgColor) {
     r1 = rgb1.r / 255,
     g1 = rgb1.g / 255,
     b1 = rgb1.b / 255,
-    a1 = rgb1.a !== void 0 ? rgb1.a / 255 : 1,
+    a1 = rgb1.a !== void 0 ? rgb1.a / 100 : 1,
     rgb2 = typeof bgColor === 'string' ? textToRgb(bgColor) : bgColor,
     r2 = rgb2.r / 255,
     g2 = rgb2.g / 255,
     b2 = rgb2.b / 255,
-    a2 = rgb2.a !== void 0 ? rgb2.a / 255 : 1,
+    a2 = rgb2.a !== void 0 ? rgb2.a / 100 : 1,
     a = a1 + a2 * (1 - a1),
     r = Math.round(((r1 * a1 + r2 * a2 * (1 - a1)) / a) * 255),
     g = Math.round(((g1 * a1 + g2 * a2 * (1 - a1)) / a) * 255),
fix(colors): blend alpha after textToRgb is 0-<I> (#<I>)