The hex color #a1b5a2 is a light color. The web-safe version is Hex
#99CC99. A complementary color is
#5E4A5D. The grayscale version is
#A8A8A8. A 20% lighter version of the original color is
#D4E8D5, and Hex
#6E826F is the 20% darker color. If the color is saturated by 10%, you get
#A0B6A1. If the color is desaturated by 10%, the color
#A2B4A3 is obtained.