#3772e1

Color #3772e1

A vivid, highly saturated medium blue.

Closest named color Royal Blue #4169e1 · ΔE 7.87 Nearest Tailwind class blue-500 #2b7fff · ΔE 5.6

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

Conversions

HEX

#3772e1

RGB

rgb(55, 114, 225)

HSL

hsl(219.2, 73.9%, 54.9%)

HSV / HSB

hsv(219.2, 75.6%, 88.2%)

CMYK

cmyk(75.6%, 49.3%, 0%, 11.8%)

LAB

lab(49.83, 19.36, -62.04)

LCH

lch(49.83, 64.99, 287.33)

OKLCH

oklch(57.4%, 0.1803, 261.58)

HWB

hwb(219.2, 21.6%, 11.8%)

Harmony colors

Complementary

#e1a637

Analogous

#37c7e1

#3772e1

#5137e1

Triadic

#3772e1

#e13772

#72e137

Split-complementary

#3772e1

#e15137

#c7e137

Tetradic

#3772e1

#a637e1

#e1a637

#72e137

Square

#3772e1

#e137c7

#e1a637

#37e151

Shades

Color #3772e1 mixed toward black.

#1e5acb

#1848a2

#12367a

#0c2451

#061229

Tints

Color #3772e1 mixed toward white.

#5889e6

#7aa1eb

#9bb8f0

#bcd0f5

#dee7fa

Tones

Color #3772e1 mixed toward gray.

#4576d3

#537bc5

#627fb6

#7083a8

#7e889a

Accessibility

Aa White text on this color

4.51:1

Aa Black text on this color

4.66:1

Black text reads better on this background (4.66:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#5757cd · ΔE 11.4

Deuteranopia

#534fc8 · ΔE 13.5

Tritanopia

#3cbbb7 · ΔE 36.8

Achromatopsia

#777777 · ΔE 26.4

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

Code

CSS

background-color: #3772e1;

Tailwind (arbitrary value)

bg-[#3772e1]

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

#3772e1 (#3772e1) is rgb(55, 114, 225) in RGB.

No, #3772e1 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 #3772e1, or check how it holds up for accessibility.

Generate a palette → Check contrast