The hex color #689c5c is a light color. The web-safe version is Hex
#669966. A complementary color is
#9763A3. The grayscale version is
#757575. A 20% lighter version of the original color is
#9BCF8F, and Hex
#356929 is the 20% darker color. If the color is saturated by 10%, you get
#67A059. If the color is desaturated by 10%, the color
#69985F is obtained.