#4f81ab

Color #4f81ab

A muted medium blue.

Closest named color Steel Blue #4682b4 · ΔE 4.79 Nearest Tailwind class sky-600 #0084d1 · ΔE 5.5

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

Conversions

HEX

#4f81ab

RGB

rgb(79, 129, 171)

HSL

hsl(207.4, 36.8%, 49%)

HSV / HSB

hsv(207.4, 53.8%, 67.1%)

CMYK

cmyk(53.8%, 24.6%, 0%, 32.9%)

LAB

lab(52.18, -4.5, -27.43)

LCH

lch(52.18, 27.8, 260.68)

OKLCH

oklch(58.6%, 0.0844, 245.29)

HWB

hwb(207.4, 31%, 32.9%)

Harmony colors

Complementary

#ab794f

Analogous

#4faba7

#4f81ab

#4f53ab

Triadic

#4f81ab

#ab4f81

#81ab4f

Split-complementary

#4f81ab

#ab4f53

#aba74f

Tetradic

#4f81ab

#794fab

#ab794f

#81ab4f

Square

#4f81ab

#a74fab

#ab794f

#53ab4f

Shades

Color #4f81ab mixed toward black.

#426b8e

#355672

#274055

#1a2b39

#0d151c

Tints

Color #4f81ab mixed toward white.

#6b96bb

#88abc8

#a6c0d6

#c4d5e4

#e1eaf1

Tones

Color #4f81ab mixed toward gray.

#5780a3

#5e809c

#667f94

#6e7e8c

#757e85

Accessibility

Aa White text on this color

4.15:1

Aa Black text on this color

5.06:1

Black text reads better on this background (5.06:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#6869a2 · ΔE 14.2

Deuteranopia

#6561a0 · ΔE 16.1

Tritanopia

#529b99 · ΔE 19.7

Achromatopsia

#7c7c7c · ΔE 17.2

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

Code

CSS

background-color: #4f81ab;

Tailwind (arbitrary value)

bg-[#4f81ab]

Related colors

Steel Blue #4682b4

Alice Blue #f0f8ff

Dodger Blue #1e90ff

Light Slate Gray #778899

Slate Gray #708090

Charcoal #36454f

Frequently asked questions

#4f81ab (#4f81ab) is rgb(79, 129, 171) in RGB.

No, #4f81ab is not web-safe. The nearest web-safe colors are among its tones and shades below.

Related tools

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HEX to RGB Converter

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

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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.

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Build something with this color

Generate a full palette from #4f81ab, or check how it holds up for accessibility.

Generate a palette → Check contrast