The hex color #61cd4c is a light color. The web-safe version is Hex
#66CC33. A complementary color is
#9E32B3. The grayscale version is
#7E7E7E. A 20% lighter version of the original color is
#94FF7F, and Hex
#2E9A19 is the 20% darker color. If the color is saturated by 10%, you get
#5ED547. If the color is desaturated by 10%, the color
#64C551 is obtained.