The hex color #2a8cc0 is a dark color. The web-safe version is Hex
#3399CC. A complementary color is
#D5733F. The grayscale version is
#7D7D7D. A 20% lighter version of the original color is
#5DBFF3, and Hex
#00598D is the 20% darker color. If the color is saturated by 10%, you get
#228EC7. If the color is desaturated by 10%, the color
#328AB9 is obtained.