The hex color #f6fc4c is a light color. The web-safe version is Hex
#FFFF33. A complementary color is
#0903B3. The grayscale version is
#BFBFBF. A 20% lighter version of the original color is
#FFFF7F, and Hex
#C3C919 is the 20% darker color. If the color is saturated by 10%, you get
#FBFF40. If the color is desaturated by 10%, the color
#F1F658 is obtained.