The hex color #3c8dbc is a dark color. The web-safe version is Hex
#3399CC. A complementary color is
#C37243. The grayscale version is
#828282. A 20% lighter version of the original color is
#6FC0EF, and Hex
#095A89 is the 20% darker color. If the color is saturated by 10%, you get
#358EC2. If the color is desaturated by 10%, the color
#438CB6 is obtained.