#428BE3
Closest to "royalblue" · rgb(66, 139, 227)
Color codes
Shades & tints
About #428BE3
#428BE3 is a color with red 66, green 139 and blue 227 (on a 0–255 scale). In HSL it sits at a hue of 213°, 74% saturation and 57% lightness. For print, its CMYK breakdown is cmyk(71%, 39%, 0%, 11%). 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.