The hex color #37065c is a dark color. The web-safe version is Hex
#330066. A complementary color is
#C8F9A3. The grayscale version is
#333333. A 20% lighter version of the original color is
#6A398F, and Hex
#040029 is the 20% darker color. If the color is saturated by 10%, you get
#370260. If the color is desaturated by 10%, the color
#370B58 is obtained.