The hex color #50d61c is a light color. The web-safe version is Hex
#66CC33. A complementary color is
#AF29E3. The grayscale version is
#6B6B6B. A 20% lighter version of the original color is
#83FF4F, and Hex
#1DA300 is the 20% darker color. If the color is saturated by 10%, you get
#4DE114. If the color is desaturated by 10%, the color
#53CB24 is obtained.