The hex color #435bda is a dark color. The web-safe version is Hex
#3366CC. A complementary color is
#BCA425. The grayscale version is
#7D7D7D. A 20% lighter version of the original color is
#768EFF, and Hex
#1028A7 is the 20% darker color. If the color is saturated by 10%, you get
#3D58E3. If the color is desaturated by 10%, the color
#495ED1 is obtained.