The hex color #c39e17 is a light color. The web-safe version is Hex
#CC9900. A complementary color is
#3C61E8. The grayscale version is
#7D7D7D. A 20% lighter version of the original color is
#F6D14A, and Hex
#906B00 is the 20% darker color. If the color is saturated by 10%, you get
#CAA10D. If the color is desaturated by 10%, the color
#BC9B21 is obtained.