The hex color #fd4b3d is a dark color. The web-safe version is Hex
#FF3333. A complementary color is
#02B4C2. The grayscale version is
#828282. A 20% lighter version of the original color is
#FF7E70, and Hex
#CA180A is the 20% darker color. If the color is saturated by 10%, you get
#FF4636. If the color is desaturated by 10%, the color
#F15044 is obtained.