The hex color #0b80b0 is a dark color. The web-safe version is Hex
#009999. A complementary color is
#F47F4F. The grayscale version is
#696969. A 20% lighter version of the original color is
#3EB3E3, and Hex
#004D7D is the 20% darker color. If the color is saturated by 10%, you get
#0282B7. If the color is desaturated by 10%, the color
#147EA9 is obtained.