The hex color #a8ca49 is a light color. The web-safe version is Hex
#99CC33. A complementary color is
#5735B6. The grayscale version is
#949494. A 20% lighter version of the original color is
#DBFD7C, and Hex
#759716 is the 20% darker color. If the color is saturated by 10%, you get
#AACF42. If the color is desaturated by 10%, the color
#A6C550 is obtained.