The hex color #3f9626 is a dark color. The web-safe version is Hex
#339933. A complementary color is
#C069D9. The grayscale version is
#545454. A 20% lighter version of the original color is
#72C959, and Hex
#0C6300 is the 20% darker color. If the color is saturated by 10%, you get
#3D9D21. If the color is desaturated by 10%, the color
#418F2B is obtained.