The hex color #6ed99c is a light color. The web-safe version is Hex
#66CC99. A complementary color is
#912663. The grayscale version is
#A1A1A1. A 20% lighter version of the original color is
#A1FFCF, and Hex
#3BA669 is the 20% darker color. If the color is saturated by 10%, you get
#69DF9C. If the color is desaturated by 10%, the color
#73D39D is obtained.