The hex color #4286AF is a dark color. The web-safe version is Hex
#339999. A complementary color is
#BD7950. The grayscale version is
#7D7D7D. A 20% lighter version of the original color is
#75B9E2, and Hex
#0F537C is the 20% darker color. If the color is saturated by 10%, you get
#3C87B4. If the color is desaturated by 10%, the color
#4885AA is obtained.