The hex color #4a88a0 is a dark color. The web-safe version is Hex
#339999. A complementary color is
#B5775F. The grayscale version is
#7B7B7B. A 20% lighter version of the original color is
#7DBBD3, and Hex
#17556D is the 20% darker color. If the color is saturated by 10%, you get
#4589A4. If the color is desaturated by 10%, the color
#4F879C is obtained.