The hex color #2a7cc0 is a dark color. The web-safe version is Hex
#3366CC. A complementary color is
#D5833F. The grayscale version is
#777777. A 20% lighter version of the original color is
#5DAFF3, and Hex
#00498D is the 20% darker color. If the color is saturated by 10%, you get
#227CC7. If the color is desaturated by 10%, the color
#327CB9 is obtained.