#0a99e1

Color #0a99e1

A vivid, highly saturated medium blue.

Closest named color Steel Blue #4682b4 · ΔE 15.83 Nearest Tailwind class sky-500 #00a6f4 · ΔE 4.1

Open in Palette generator Color wheel Color mixer Contrast checker Blindness simulator Gradient

Conversions

HEX

#0a99e1

RGB

rgb(10, 153, 225)

HSL

hsl(200.1, 91.5%, 46.1%)

HSV / HSB

hsv(200.1, 95.6%, 88.2%)

CMYK

cmyk(95.6%, 32%, 0%, 11.8%)

LAB

lab(60.14, -7.4, -45.63)

LCH

lch(60.14, 46.23, 260.79)

OKLCH

oklch(65.2%, 0.149, 240.58)

HWB

hwb(200.1, 3.9%, 11.8%)

Harmony colors

Complementary

#e1520a

Analogous

#0ae1be

#0a99e1

#0a2de1

Triadic

#0a99e1

#e10a99

#99e10a

Split-complementary

#0a99e1

#e10a2d

#e1be0a

Tetradic

#0a99e1

#520ae1

#e1520a

#99e10a

Square

#0a99e1

#be0ae1

#e1520a

#2de10a

Shades

Color #0a99e1 mixed toward black.

#0880bc

#076696

#054d71

#03334b

#021a26

Tints

Color #0a99e1 mixed toward white.

#24aff5

#50bff7

#7bcff9

#a7dffb

#d3effd

Tones

Color #0a99e1 mixed toward gray.

#1c93cf

#2e8dbd

#4087ab

#528199

#647b87

Accessibility

Aa White text on this color

3.15:1

Aa Black text on this color

6.66:1

Black text reads better on this background (6.66:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#6869d2 · ΔE 22.9

Deuteranopia

#6258cf · ΔE 27.7

Tritanopia

#25c6c3 · ΔE 25.9

Achromatopsia

#919191 · ΔE 22.7

Left half is the original, right half is the simulated appearance. See all 8 vision types →

Code

CSS

background-color: #0a99e1;

Tailwind (arbitrary value)

bg-[#0a99e1]

Related colors

Sky Blue #87ceeb

Light Sky Blue #87cefa

Charcoal #36454f

Deep Sky Blue #00bfff

Light Blue #add8e6

Steel Blue #4682b4

Frequently asked questions

#0a99e1 (#0a99e1) is rgb(10, 153, 225) in RGB.

No, #0a99e1 is not web-safe. The nearest web-safe colors are among its tones and shades below.

Related tools

Colors

HEX to RGB Converter

Convert any HEX color code to its RGB and HSL equivalents, live, with copy-to-clipboard values.

Try it → Accessibility

Contrast Checker

Check the WCAG contrast ratio between any two colors, live, with AA/AAA pass-fail results.

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Palette Generator

Generate complementary, analogous, triadic, split-complementary, tetradic, square, and monochromatic palettes from any base color.

Try it →

Build something with this color

Generate a full palette from #0a99e1, or check how it holds up for accessibility.

Generate a palette → Check contrast