The hex color #6e65b5 is a dark color. The web-safe version is Hex
#6666CC. A complementary color is
#919A4A. The grayscale version is
#838383. A 20% lighter version of the original color is
#A198E8, and Hex
#3B3282 is the 20% darker color. If the color is saturated by 10%, you get
#6C62BA. If the color is desaturated by 10%, the color
#7068B0 is obtained.