The hex color #d7523f is a dark color. The web-safe version is Hex
#CC6633. A complementary color is
#28ADC0. The grayscale version is
#787878. A 20% lighter version of the original color is
#FF8572, and Hex
#A41F0C is the 20% darker color. If the color is saturated by 10%, you get
#E14E39. If the color is desaturated by 10%, the color
#CE5645 is obtained.