#3F66D1
Closest to "royalblue" · rgb(63, 102, 209)
Color codes
Shades & tints
About #3F66D1
#3F66D1 is a color with red 63, green 102 and blue 209 (on a 0–255 scale). In HSL it sits at a hue of 224°, 61% saturation and 53% lightness. For print, its CMYK breakdown is cmyk(70%, 51%, 0%, 18%). 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.