The hex color #2e9fdc is a light color. The web-safe version is Hex
#3399CC. A complementary color is
#D16023. The grayscale version is
#8E8E8E. A 20% lighter version of the original color is
#61D2FF, and Hex
#006CA9 is the 20% darker color. If the color is saturated by 10%, you get
#24A1E4. If the color is desaturated by 10%, the color
#389DD4 is obtained.