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RGBHex

aqua

#00FFFF

aquaCSS named color.

Formats

Open #00FFFF in the converter →

Contrast & legibility

Text on white1.25:1 AA ✗
Text on black16.75:1 AA ✓

WCAG 2.2 AA requires 4.5:1 for normal text and 3:1 for large text. Check any pair →

Tints & shades

An 11-stop OKLCH ramp through aqua (the same engine as the theme builder). Click any stop to open its page.

Harmonies

Explore all harmonies for #00FFFF

Color-blindness preview

#edf2ff

Protanopia

#d0ddff

Deuteranopia

#00fffe

Tritanopia

#e5e5e5

Achromatopsia

How aqua appears to viewers with each color-vision deficiency. Full simulator →

About aqua

#00FFFF is aqua, a css named color. This page shows its rgb(1, 255, 255) / hsl(180, 99.99%, 50.11%) / oklch(0.9054 0.1546 194.77) values, WCAG contrast against black and white, an OKLCH tint-and-shade ramp, and complementary, analogous, and triadic harmonies — all computed in perceptually-uniform OKLCH.