The hex color #ffa64c is a light color. The web-safe version is Hex
#FF9933. A complementary color is
#0059B3. The grayscale version is
#A6A6A6. A 20% lighter version of the original color is
#FFD97F, and Hex
#CC7319 is the 20% darker color. If the color is saturated by 10%, you get
#FFA643. If the color is desaturated by 10%, the color
#F6A655 is obtained.