The hex color #d6e869 is a light color. The web-safe version is Hex
#CCFF66. A complementary color is
#291796. The grayscale version is
#B8B8B8. A 20% lighter version of the original color is
#FFFF9C, and Hex
#A3B536 is the 20% darker color. If the color is saturated by 10%, you get
#D9ED61. If the color is desaturated by 10%, the color
#D3E371 is obtained.