The hex color #1a9fc8 is a dark color. The web-safe version is Hex
#3399CC. A complementary color is
#E56037. The grayscale version is
#808080. A 20% lighter version of the original color is
#4DD2FB, and Hex
#006C95 is the 20% darker color. If the color is saturated by 10%, you get
#10A2CF. If the color is desaturated by 10%, the color
#249CC1 is obtained.