The hex color #33514c is a dark color. The web-safe version is Hex
#336633. A complementary color is
#CCAEB3. The grayscale version is
#454545. A 20% lighter version of the original color is
#66847F, and Hex
#001E19 is the 20% darker color. If the color is saturated by 10%, you get
#31524D. If the color is desaturated by 10%, the color
#35504B is obtained.