The hex color #2a6eb0 is a dark color. The web-safe version is Hex
#336699. A complementary color is
#D5914F. The grayscale version is
#6D6D6D. A 20% lighter version of the original color is
#5DA1E3, and Hex
#003B7D is the 20% darker color. If the color is saturated by 10%, you get
#236EB7. If the color is desaturated by 10%, the color
#316EA9 is obtained.