The hex color #302b29 is a dark color. The web-safe version is Hex
#333333. A complementary color is
#CFD4D6. The grayscale version is
#2C2C2C. A 20% lighter version of the original color is
#635E5C, and Hex
#000000 is the 20% darker color. If the color is saturated by 10%, you get
#302B29. If the color is desaturated by 10%, the color
#302B29 is obtained.