The hex color #e53a0c is a dark color. The web-safe version is Hex
#CC3300. A complementary color is
#1AC5F3. The grayscale version is
#646464. A 20% lighter version of the original color is
#FF6D3F, and Hex
#B20700 is the 20% darker color. If the color is saturated by 10%, you get
#F23603. If the color is desaturated by 10%, the color
#D83E15 is obtained.