#4f81d5

Color #4f81d5

A moderately saturated medium blue.

Closest named color Cornflower Blue #6495ed · ΔE 7.81 Nearest Tailwind class blue-500 #2b7fff · ΔE 4.1

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

Conversions

HEX

#4f81d5

RGB

rgb(79, 129, 213)

HSL

hsl(217.6, 61.5%, 57.3%)

HSV / HSB

hsv(217.6, 62.9%, 83.5%)

CMYK

cmyk(62.9%, 39.4%, 0%, 16.5%)

LAB

lab(54.2, 9.35, -48.22)

LCH

lch(54.2, 49.12, 280.97)

OKLCH

oklch(60.8%, 0.1392, 260.2)

HWB

hwb(217.6, 31%, 16.5%)

Harmony colors

Complementary

#d5a34f

Analogous

#4fc4d5

#4f81d5

#604fd5

Triadic

#4f81d5

#d54f81

#81d54f

Split-complementary

#4f81d5

#d5604f

#c4d54f

Tetradic

#4f81d5

#a34fd5

#d5a34f

#81d54f

Square

#4f81d5

#d54fc4

#d5a34f

#4fd560

Shades

Color #4f81d5 mixed toward black.

#2f67c5

#26529d

#1c3e76

#13294f

#091527

Tints

Color #4f81d5 mixed toward white.

#6c96dc

#8aabe3

#a7c0ea

#c4d5f1

#e2eaf8

Tones

Color #4f81d5 mixed toward gray.

#5a84ca

#6587bf

#718ab4

#7c8ca8

#878f9d

Accessibility

Aa White text on this color

3.87:1

Aa Black text on this color

5.43:1

Black text reads better on this background (5.43:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#6869c5 · ΔE 11.5

Deuteranopia

#6561c1 · ΔE 13.8

Tritanopia

#52b7b4 · ΔE 30.5

Achromatopsia

#828282 · ΔE 23.4

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

Code

CSS

background-color: #4f81d5;

Tailwind (arbitrary value)

bg-[#4f81d5]

Related colors

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Royal Blue #4169e1

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Frequently asked questions

#4f81d5 (#4f81d5) is rgb(79, 129, 213) in RGB.

No, #4f81d5 is not one of the 216 web-safe colors — for that, every RGB channel would have to be a multiple of 51.

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.

Try it → Generators

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 #4f81d5, or check how it holds up for accessibility.

Generate a palette → Check contrast