The hex color #2f7ccd is a dark color. The web-safe version is Hex
#3366CC. A complementary color is
#D08332. The grayscale version is
#7D7D7D. A 20% lighter version of the original color is
#62AFFF, and Hex
#00499A is the 20% darker color. If the color is saturated by 10%, you get
#277CD5. If the color is desaturated by 10%, the color
#377CC5 is obtained.