The hex color #1aa3e2 is a light color. The web-safe version is Hex
#3399CC. A complementary color is
#E55C1D. The grayscale version is
#8A8A8A. A 20% lighter version of the original color is
#4DD6FF, and Hex
#0070AF is the 20% darker color. If the color is saturated by 10%, you get
#0FA5EB. If the color is desaturated by 10%, the color
#25A1D9 is obtained.