The hex color #88a6a8 is a light color. The web-safe version is Hex
#999999. A complementary color is
#775957. The grayscale version is
#9D9D9D. A 20% lighter version of the original color is
#BBD9DB, and Hex
#557375 is the 20% darker color. If the color is saturated by 10%, you get
#86A7A9. If the color is desaturated by 10%, the color
#8AA5A7 is obtained.