The hex color #a31367 is a dark color. The web-safe version is Hex
#990066. A complementary color is
#5CEC98. The grayscale version is
#5F5F5F. A 20% lighter version of the original color is
#D6469A, and Hex
#700034 is the 20% darker color. If the color is saturated by 10%, you get
#AA0B68. If the color is desaturated by 10%, the color
#9C1B66 is obtained.