The hex color #a9af2c is a light color. The web-safe version is Hex
#999933. A complementary color is
#5650D3. The grayscale version is
#818181. A 20% lighter version of the original color is
#DCE25F, and Hex
#767C00 is the 20% darker color. If the color is saturated by 10%, you get
#ADB423. If the color is desaturated by 10%, the color
#A5AA35 is obtained.