The hex color #e7f47b is a light color. The web-safe version is Hex
#FFFF66. A complementary color is
#180B84. The grayscale version is
#C7C7C7. A 20% lighter version of the original color is
#FFFFAE, and Hex
#B4C148 is the 20% darker color. If the color is saturated by 10%, you get
#EAF873. If the color is desaturated by 10%, the color
#E4F083 is obtained.