The hex color #53556c is a dark color. The web-safe version is Hex
#666666. A complementary color is
#ACAA93. The grayscale version is
#5C5C5C. A 20% lighter version of the original color is
#86889F, and Hex
#202239 is the 20% darker color. If the color is saturated by 10%, you get
#52546E. If the color is desaturated by 10%, the color
#54566A is obtained.