The hex color #ecdf2f is a light color. The web-safe version is Hex
#FFCC33. A complementary color is
#1320D0. The grayscale version is
#A9A9A9. A 20% lighter version of the original color is
#FFFF62, and Hex
#B9AC00 is the 20% darker color. If the color is saturated by 10%, you get
#F3E423. If the color is desaturated by 10%, the color
#E5DA3B is obtained.