The hex color #6e77d0 is a dark color. The web-safe version is Hex
#6666CC. A complementary color is
#91882F. The grayscale version is
#929292. A 20% lighter version of the original color is
#A1AAFF, and Hex
#3B449D is the 20% darker color. If the color is saturated by 10%, you get
#6A74D6. If the color is desaturated by 10%, the color
#727ACA is obtained.