The hex color #364c9c is a dark color. The web-safe version is Hex
#333399. A complementary color is
#C9B363. The grayscale version is
#5F5F5F. A 20% lighter version of the original color is
#697FCF, and Hex
#031969 is the 20% darker color. If the color is saturated by 10%, you get
#324AA2. If the color is desaturated by 10%, the color
#3A4E96 is obtained.