diff --git a/color.py b/color.py
index cd1e963..9f9edec 100644
--- a/color.py
+++ b/color.py
@@ -116,3 +116,12 @@ for i in EXTENDEDCOLORS:
 COLORS = colors
 
 
+def closestColor(rgb):
+    r, g, b = rgb
+    diss = {}
+    for cc in COLORS:
+        rc, gc, bc = COLORS[cc]
+        distance = abs(r-rc) + abs(g-gc) + abs(b-bc)
+        diss[cc] = distance
+    return min(diss, key=diss.get)
+