The hex color #f13a38 is a dark color. The web-safe version is Hex
#FF3333. A complementary color is
#0EC5C7. The grayscale version is
#767676. A 20% lighter version of the original color is
#FF6D6B, and Hex
#BE0705 is the 20% darker color. If the color is saturated by 10%, you get
#FD3432. If the color is desaturated by 10%, the color
#E5403E is obtained.