The hex color #2E6FD3 is a dark color. The web-safe version is Hex
#3366CC. A complementary color is
#D1902C. The grayscale version is
#7B7B7B. A 20% lighter version of the original color is
#61A2FF, and Hex
#003CA0 is the 20% darker color. If the color is saturated by 10%, you get
#266EDC. If the color is desaturated by 10%, the color
#3670CA is obtained.