The hex color #e66a38 is a light color. The web-safe version is Hex
#FF6633. A complementary color is
#1995C7. The grayscale version is
#838383. A 20% lighter version of the original color is
#FF9D6B, and Hex
#B33705 is the 20% darker color. If the color is saturated by 10%, you get
#F06831. If the color is desaturated by 10%, the color
#DC6C3F is obtained.