The hex color #2d4353 is a dark color. The web-safe version is Hex
#333366. A complementary color is
#D2BCAC. The grayscale version is
#414141. A 20% lighter version of the original color is
#607686, and Hex
#001020 is the 20% darker color. If the color is saturated by 10%, you get
#2B4355. If the color is desaturated by 10%, the color
#2F4351 is obtained.