The hex color #c6ec1b is a light color. The web-safe version is Hex
#CCFF33. A complementary color is
#3913E4. The grayscale version is
#9A9A9A. A 20% lighter version of the original color is
#F9FF4E, and Hex
#93B900 is the 20% darker color. If the color is saturated by 10%, you get
#CAF40E. If the color is desaturated by 10%, the color
#C2E428 is obtained.