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RGBHex

sky-50

#F0F9FF

sky-50Tailwind v4.

Formats

Open #F0F9FF in the converter →

Contrast & legibility

Text on white1.07:1 AA ✗
Text on black19.70:1 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 sky-50 (the same engine as the theme builder). Click any stop to open its page.

Harmonies

Explore all harmonies for #F0F9FF

Color-blindness preview

#f6f9ff

Protanopia

#f4f7ff

Deuteranopia

#ecfbfb

Tritanopia

#f8f8f8

Achromatopsia

How sky-50 appears to viewers with each color-vision deficiency. Full simulator →

About sky-50

#F0F9FF is sky-50, a tailwind v4. This page shows its rgb(240, 249, 255) / hsl(204, 100%, 97.06%) / oklch(0.9771 0.0125 236.62) 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.