#3681e1

Color #3681e1

A vivid, highly saturated medium blue.

Closest named color Dodger Blue #1e90ff · ΔE 9.63 Nearest Tailwind class blue-500 #2b7fff · ΔE 3.3

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

Conversions

HEX

#3681e1

RGB

rgb(54, 129, 225)

HSL

hsl(213.7, 74%, 54.7%)

HSV / HSB

hsv(213.7, 76%, 88.2%)

CMYK

cmyk(76%, 42.7%, 0%, 11.8%)

LAB

lab(53.94, 9.92, -55.44)

LCH

lch(53.94, 56.32, 280.14)

OKLCH

oklch(60.6%, 0.1634, 256.16)

HWB

hwb(213.7, 21.2%, 11.8%)

Harmony colors

Complementary

#e19636

Analogous

#36d6e1

#3681e1

#4136e1

Triadic

#3681e1

#e13681

#81e136

Split-complementary

#3681e1

#e14136

#d6e136

Tetradic

#3681e1

#9636e1

#e19636

#81e136

Square

#3681e1

#e136d6

#e19636

#36e141

Shades

Color #3681e1 mixed toward black.

#1e6aca

#1855a2

#123f79

#0c2a51

#061528

Tints

Color #3681e1 mixed toward white.

#5896e6

#79abeb

#9bc0f0

#bcd5f5

#deeafa

Tones

Color #3681e1 mixed toward gray.

#4483d3

#5284c4

#6186b6

#6f88a8

#7d8a9a

Accessibility

Aa White text on this color

3.9:1

Aa Black text on this color

5.38:1

Black text reads better on this background (5.38:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#6060cf · ΔE 15

Deuteranopia

#5b55ca · ΔE 18

Tritanopia

#3dbfbb · ΔE 33.2

Achromatopsia

#818181 · ΔE 24.9

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

Code

CSS

background-color: #3681e1;

Tailwind (arbitrary value)

bg-[#3681e1]

Related colors

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Cornflower Blue #6495ed

Alice Blue #f0f8ff

Frequently asked questions

#3681e1 (#3681e1) is rgb(54, 129, 225) in RGB.

No, #3681e1 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.

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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 #3681e1, or check how it holds up for accessibility.

Generate a palette → Check contrast