The hex color #EFEA8F is a light color. The web-safe version is Hex
#FFFF99. A complementary color is
#101570. The grayscale version is
#CDCDCD. A 20% lighter version of the original color is
#FFFFC2, and Hex
#BCB75C is the 20% darker color. If the color is saturated by 10%, you get
#F2ED89. If the color is desaturated by 10%, the color
#ECE795 is obtained.