#3F66C7
Closest to "royalblue" · rgb(63, 102, 199)
Color codes
Shades & tints
About #3F66C7
#3F66C7 is a color with red 63, green 102 and blue 199 (on a 0–255 scale). In HSL it sits at a hue of 223°, 55% saturation and 51% lightness. For print, its CMYK breakdown is cmyk(68%, 49%, 0%, 22%). The closest named CSS color is royalblue. Use the swatches above to step through lighter tints and darker shades — each opens its own page with full codes you can copy in one click.