The hex color #1a61b3 is a dark color. The web-safe version is Hex
#3366CC. A complementary color is
#E59E4C. The grayscale version is
#656565. A 20% lighter version of the original color is
#4D94E6, and Hex
#002E80 is the 20% darker color. If the color is saturated by 10%, you get
#1361BB. If the color is desaturated by 10%, the color
#2161AB is obtained.