The hex color #61b75e is a light color. The web-safe version is Hex
#66CC66. A complementary color is
#9E48A1. The grayscale version is
#7D7D7D. A 20% lighter version of the original color is
#94EA91, and Hex
#2E842B is the 20% darker color. If the color is saturated by 10%, you get
#5EBD5B. If the color is desaturated by 10%, the color
#64B161 is obtained.