The hex color #1f70d9 is a dark color. The web-safe version is Hex
#3366CC. A complementary color is
#E08F26. The grayscale version is
#787878. A 20% lighter version of the original color is
#52A3FF, and Hex
#003DA6 is the 20% darker color. If the color is saturated by 10%, you get
#166FE3. If the color is desaturated by 10%, the color
#2871CF is obtained.