The hex color #bc3f30 is a dark color. The web-safe version is Hex
#CC3333. A complementary color is
#43C0CF. The grayscale version is
#646464. A 20% lighter version of the original color is
#EF7263, and Hex
#890C00 is the 20% darker color. If the color is saturated by 10%, you get
#C53B2B. If the color is desaturated by 10%, the color
#B34335 is obtained.