The hex color #918f9f is a light color. The web-safe version is Hex
#999999. A complementary color is
#6E7060. The grayscale version is
#959595. A 20% lighter version of the original color is
#C4C2D2, and Hex
#5E5C6C is the 20% darker color. If the color is saturated by 10%, you get
#918EA0. If the color is desaturated by 10%, the color
#91909E is obtained.