The hex color #1e4b45 is a dark color. The web-safe version is Hex
#333333. A complementary color is
#E1B4BA. The grayscale version is
#3A3A3A. A 20% lighter version of the original color is
#517E78, and Hex
#001812 is the 20% darker color. If the color is saturated by 10%, you get
#1B4D46. If the color is desaturated by 10%, the color
#214944 is obtained.