added shades to website style

website/utils.py

@@ -302,4 +302,27 @@ def url_for_website(url):
 	if url and not url.lower().startswith("http"):
 		return "files/" + url
 	else:
-		return url
+		return url
+		
+def get_hex_shade(color, percent):
+	# switch dark and light shades
+	if int(color, 16) > int("808080", 16):
+		percent = -percent
+		
+	# stronger diff for darker shades
+	if int(color, 16) < int("333333", 16):
+		percent = percent * 2
+	
+	def p(c):
+		v = int(c, 16) + int(int('ff', 16) * (float(percent)/100))
+		if v < 0: 
+			v=0
+		if v > 255: 
+			v=255
+		h = hex(v)[2:]
+		if len(h) < 2:
+			h = "0" + h
+		return h
+		
+	r, g, b = color[0:2], color[2:4], color[4:6]
+	return p(r) + p(g) + p(b)