The hex color #f33a11 is a dark color. The web-safe version is Hex
#FF3300. A complementary color is
#0CC5EE. The grayscale version is
#6A6A6A. A 20% lighter version of the original color is
#FF6D44, and Hex
#C00700 is the 20% darker color. If the color is saturated by 10%, you get
#FF3508. If the color is desaturated by 10%, the color
#E53F1A is obtained.