The hex color #5364a1 is a dark color. The web-safe version is Hex
#666699. A complementary color is
#AC9B5E. The grayscale version is
#737373. A 20% lighter version of the original color is
#8697D4, and Hex
#20316E is the 20% darker color. If the color is saturated by 10%, you get
#5063A6. If the color is desaturated by 10%, the color
#56659C is obtained.