The hex color #c7ddb3 is a light color. The web-safe version is Hex
#CCCCCC. A complementary color is
#38224C. The grayscale version is
#C8C8C8. A 20% lighter version of the original color is
#FAFFE6, and Hex
#94AA80 is the 20% darker color. If the color is saturated by 10%, you get
#C7DFB1. If the color is desaturated by 10%, the color
#C7DBB5 is obtained.