The hex color #ece15e is a light color. The web-safe version is Hex
#FFCC66. A complementary color is
#131EA1. The grayscale version is
#B9B9B9. A 20% lighter version of the original color is
#FFFF91, and Hex
#B9AE2B is the 20% darker color. If the color is saturated by 10%, you get
#F1E555. If the color is desaturated by 10%, the color
#E7DD67 is obtained.