The hex color #a1d1d0 is a light color. The web-safe version is Hex
#99CCCC. A complementary color is
#5E2E2F. The grayscale version is
#C1C1C1. A 20% lighter version of the original color is
#D4FFFF, and Hex
#6E9E9D is the 20% darker color. If the color is saturated by 10%, you get
#9ED3D2. If the color is desaturated by 10%, the color
#A4CFCE is obtained.