The hex color #483b3c is a dark color. The web-safe version is Hex
#333333. A complementary color is
#B7C4C3. The grayscale version is
#404040. A 20% lighter version of the original color is
#7B6E6F, and Hex
#150809 is the 20% darker color. If the color is saturated by 10%, you get
#493B3C. If the color is desaturated by 10%, the color
#473B3C is obtained.