The hex color #f74b05 is a dark color. The web-safe version is Hex
#FF3300. A complementary color is
#08B4FA. The grayscale version is
#6D6D6D. A 20% lighter version of the original color is
#FF7E38, and Hex
#C41800 is the 20% darker color. If the color is saturated by 10%, you get
#FF4800. If the color is desaturated by 10%, the color
#E94E0F is obtained.