The hex color #5d7ffc is a light color. The web-safe version is Hex
#6666FF. A complementary color is
#A28003. The grayscale version is
#9D9D9D. A 20% lighter version of the original color is
#90B2FF, and Hex
#2A4CC9 is the 20% darker color. If the color is saturated by 10%, you get
#577CFF. If the color is desaturated by 10%, the color
#6382F3 is obtained.