The hex color #e6d63f is a light color. The web-safe version is Hex
#FFCC33. A complementary color is
#1929C0. The grayscale version is
#A9A9A9. A 20% lighter version of the original color is
#FFFF72, and Hex
#B3A30C is the 20% darker color. If the color is saturated by 10%, you get
#ECDB34. If the color is desaturated by 10%, the color
#E0D24A is obtained.