The hex color #6179cc is a dark color. The web-safe version is Hex
#6666CC. A complementary color is
#9E8633. The grayscale version is
#8D8D8D. A 20% lighter version of the original color is
#94ACFF, and Hex
#2E4699 is the 20% darker color. If the color is saturated by 10%, you get
#5D77D2. If the color is desaturated by 10%, the color
#657BC6 is obtained.