#51E591
Closest to "mediumaquamarine" · rgb(81, 229, 145)
Color codes
Shades & tints
About #51E591
#51E591 is a color with red 81, green 229 and blue 145 (on a 0–255 scale). In HSL it sits at a hue of 146°, 74% saturation and 61% lightness. For print, its CMYK breakdown is cmyk(65%, 0%, 37%, 10%). The closest named CSS color is mediumaquamarine. 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.