The hex color #1a53ea is a dark color. The web-safe version is Hex
#3366FF. A complementary color is
#E5AC15. The grayscale version is
#727272. A 20% lighter version of the original color is
#4D86FF, and Hex
#0020B7 is the 20% darker color. If the color is saturated by 10%, you get
#1150F6. If the color is desaturated by 10%, the color
#2356DE is obtained.