The hex color #2d71fb is a dark color. The web-safe version is Hex
#3366FF. A complementary color is
#D28E04. The grayscale version is
#888888. A 20% lighter version of the original color is
#60A4FF, and Hex
#003EC8 is the 20% darker color. If the color is saturated by 10%, you get
#246FFF. If the color is desaturated by 10%, the color
#3673F0 is obtained.