The hex color #33715c is a dark color. The web-safe version is Hex
#336666. A complementary color is
#CC8EA3. The grayscale version is
#555555. A 20% lighter version of the original color is
#66A48F, and Hex
#003E29 is the 20% darker color. If the color is saturated by 10%, you get
#30745D. If the color is desaturated by 10%, the color
#366E5B is obtained.