The hex color #efb39c is a light color. The web-safe version is Hex
#FFCC99. A complementary color is
#104C63. The grayscale version is
#BFBFBF. A 20% lighter version of the original color is
#FFE6CF, and Hex
#BC8069 is the 20% darker color. If the color is saturated by 10%, you get
#F4B298. If the color is desaturated by 10%, the color
#EAB4A0 is obtained.