#3F51D5
Closest to "royalblue" · rgb(63, 81, 213)
Color codes
Shades & tints
About #3F51D5
#3F51D5 is a color with red 63, green 81 and blue 213 (on a 0–255 scale). In HSL it sits at a hue of 233°, 64% saturation and 54% lightness. For print, its CMYK breakdown is cmyk(70%, 62%, 0%, 16%). 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.