The hex color #da263c is a dark color. The web-safe version is Hex
#CC3333. A complementary color is
#25D9C3. The grayscale version is
#696969. A 20% lighter version of the original color is
#FF596F, and Hex
#A70009 is the 20% darker color. If the color is saturated by 10%, you get
#E51F37. If the color is desaturated by 10%, the color
#CF2D41 is obtained.