The hex color #6a9a27 is a dark color. The web-safe version is Hex
#669933. A complementary color is
#9565D8. The grayscale version is
#646464. A 20% lighter version of the original color is
#9DCD5A, and Hex
#376700 is the 20% darker color. If the color is saturated by 10%, you get
#6B9F21. If the color is desaturated by 10%, the color
#69952D is obtained.