The hex color #1a8ed2 is a dark color. The web-safe version is Hex
#3399CC. A complementary color is
#E5712D. The grayscale version is
#7E7E7E. A 20% lighter version of the original color is
#4DC1FF, and Hex
#005B9F is the 20% darker color. If the color is saturated by 10%, you get
#1090DA. If the color is desaturated by 10%, the color
#248CCA is obtained.