The hex color #6ee48c is a light color. The web-safe version is Hex
#66CC99. A complementary color is
#911B73. The grayscale version is
#9F9F9F. A 20% lighter version of the original color is
#A1FFBF, and Hex
#3BB159 is the 20% darker color. If the color is saturated by 10%, you get
#69EB8A. If the color is desaturated by 10%, the color
#73DD8E is obtained.