The hex color #dcdf1b is a light color. The web-safe version is Hex
#CCCC33. A complementary color is
#2320E4. The grayscale version is
#9D9D9D. A 20% lighter version of the original color is
#FFFF4E, and Hex
#A9AC00 is the 20% darker color. If the color is saturated by 10%, you get
#E2E60E. If the color is desaturated by 10%, the color
#D6D828 is obtained.