The hex color #1f70c8 is a dark color. The web-safe version is Hex
#3366CC. A complementary color is
#E08F37. The grayscale version is
#727272. A 20% lighter version of the original color is
#52A3FB, and Hex
#003D95 is the 20% darker color. If the color is saturated by 10%, you get
#1770D1. If the color is desaturated by 10%, the color
#2770BF is obtained.