The hex color #b1c51a is a light color. The web-safe version is Hex
#99CC33. A complementary color is
#4E3AE5. The grayscale version is
#858585. A 20% lighter version of the original color is
#E4F84D, and Hex
#7E9200 is the 20% darker color. If the color is saturated by 10%, you get
#B5CB0F. If the color is desaturated by 10%, the color
#ADBF25 is obtained.