The hex color #353e3d is a dark color. The web-safe version is Hex
#333333. A complementary color is
#CAC1C2. The grayscale version is
#3B3B3B. A 20% lighter version of the original color is
#687170, and Hex
#020B0A is the 20% darker color. If the color is saturated by 10%, you get
#343E3D. If the color is desaturated by 10%, the color
#363E3D is obtained.