The hex color #ecd347 is a light color. The web-safe version is Hex
#FFCC33. A complementary color is
#132CB8. The grayscale version is
#ADADAD. A 20% lighter version of the original color is
#FFFF7A, and Hex
#B9A014 is the 20% darker color. If the color is saturated by 10%, you get
#F2D73D. If the color is desaturated by 10%, the color
#E6CF51 is obtained.