The hex color #4b70a7 is a dark color. The web-safe version is Hex
#336699. A complementary color is
#B48F58. The grayscale version is
#767676. A 20% lighter version of the original color is
#7EA3DA, and Hex
#183D74 is the 20% darker color. If the color is saturated by 10%, you get
#476FAC. If the color is desaturated by 10%, the color
#4F71A2 is obtained.