The hex color #a7aec4 is a light color. The web-safe version is Hex
#9999CC. A complementary color is
#58513B. The grayscale version is
#B3B3B3. A 20% lighter version of the original color is
#DAE1F7, and Hex
#747B91 is the 20% darker color. If the color is saturated by 10%, you get
#A6AEC6. If the color is desaturated by 10%, the color
#A8AFC2 is obtained.