The hex color #4a88a3 is a dark color. The web-safe version is Hex
#339999. A complementary color is
#B5775C. The grayscale version is
#7C7C7C. A 20% lighter version of the original color is
#7DBBD6, and Hex
#175570 is the 20% darker color. If the color is saturated by 10%, you get
#4589A7. If the color is desaturated by 10%, the color
#4F879F is obtained.