The hex color #65657c is a dark color. The web-safe version is Hex
#666666. A complementary color is
#9A9A83. The grayscale version is
#6D6D6D. A 20% lighter version of the original color is
#9898AF, and Hex
#323249 is the 20% darker color. If the color is saturated by 10%, you get
#64647E. If the color is desaturated by 10%, the color
#66667A is obtained.