#123FF3
Closest to "royalblue" · rgb(18, 63, 243)
Color codes
Shades & tints
About #123FF3
#123FF3 is a color with red 18, green 63 and blue 243 (on a 0–255 scale). In HSL it sits at a hue of 228°, 90% saturation and 51% lightness. For print, its CMYK breakdown is cmyk(93%, 74%, 0%, 5%). 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.