The hex color #b9cda5 is a light color. The web-safe version is Hex
#CCCC99. A complementary color is
#46325A. The grayscale version is
#B9B9B9. A 20% lighter version of the original color is
#ECFFD8, and Hex
#869A72 is the 20% darker color. If the color is saturated by 10%, you get
#B9CFA3. If the color is desaturated by 10%, the color
#B9CBA7 is obtained.