The hex color #a099a8 is a light color. The web-safe version is Hex
#999999. A complementary color is
#5F6657. The grayscale version is
#A0A0A0. A 20% lighter version of the original color is
#D3CCDB, and Hex
#6D6675 is the 20% darker color. If the color is saturated by 10%, you get
#A098A9. If the color is desaturated by 10%, the color
#A09AA7 is obtained.