The hex color #cf5b5a is a dark color. The web-safe version is Hex
#CC6666. A complementary color is
#30A4A5. The grayscale version is
#818181. A 20% lighter version of the original color is
#FF8E8D, and Hex
#9C2827 is the 20% darker color. If the color is saturated by 10%, you get
#D75756. If the color is desaturated by 10%, the color
#C75F5E is obtained.