The hex color #43a1ed is a light color. The web-safe version is Hex
#3399FF. A complementary color is
#BC5E12. The grayscale version is
#9B9B9B. A 20% lighter version of the original color is
#76D4FF, and Hex
#106EBA is the 20% darker color. If the color is saturated by 10%, you get
#3AA2F5. If the color is desaturated by 10%, the color
#4CA0E5 is obtained.