The hex color #16b6e4 is a light color. The web-safe version is Hex
#00CCCC. A complementary color is
#E9491B. The grayscale version is
#909090. A 20% lighter version of the original color is
#49E9FF, and Hex
#0083B1 is the 20% darker color. If the color is saturated by 10%, you get
#0ABAEC. If the color is desaturated by 10%, the color
#22B2DC is obtained.