The hex color #d3d90f is a light color. The web-safe version is Hex
#CCCC00. A complementary color is
#2C26F0. The grayscale version is
#949494. A 20% lighter version of the original color is
#FFFF42, and Hex
#A0A600 is the 20% darker color. If the color is saturated by 10%, you get
#D9E002. If the color is desaturated by 10%, the color
#CDD21C is obtained.