#3775db

Color #3775db

A moderately saturated medium blue.

Closest named color Dodger Blue #1e90ff · ΔE 11.86 Nearest Tailwind class blue-500 #2b7fff · ΔE 5.2

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

Conversions

HEX

#3775db

RGB

rgb(55, 117, 219)

HSL

hsl(217.3, 69.5%, 53.7%)

HSV / HSB

hsv(217.3, 74.9%, 85.9%)

CMYK

cmyk(74.9%, 46.6%, 0%, 14.1%)

LAB

lab(50.27, 15.26, -57.95)

LCH

lch(50.27, 59.93, 284.75)

OKLCH

oklch(57.6%, 0.1689, 259.87)

HWB

hwb(217.3, 21.6%, 14.1%)

Harmony colors

Complementary

#db9d37

Analogous

#37c7db

#3775db

#4b37db

Triadic

#3775db

#db3775

#75db37

Split-complementary

#3775db

#db4b37

#c7db37

Tetradic

#3775db

#9d37db

#db9d37

#75db37

Square

#3775db

#db37c7

#db9d37

#37db4b

Shades

Color #3775db mixed toward black.

#235fc1

#1c4c9b

#153974

#0e264d

#071327

Tints

Color #3775db mixed toward white.

#588ce1

#7aa3e7

#9bbaed

#bcd1f3

#dee8f9

Tones

Color #3775db mixed toward gray.

#4578cd

#527cc0

#607fb2

#6e82a4

#7b8697

Accessibility

Aa White text on this color

4.44:1

Aa Black text on this color

4.73:1

Black text reads better on this background (4.73:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#5859c8 · ΔE 12.2

Deuteranopia

#5550c4 · ΔE 14.7

Tritanopia

#3cb8b4 · ΔE 35.2

Achromatopsia

#787878 · ΔE 25.6

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

Code

CSS

background-color: #3775db;

Tailwind (arbitrary value)

bg-[#3775db]

Related colors

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Royal Blue #4169e1

Dodger Blue #1e90ff

Frequently asked questions

#3775db (#3775db) is rgb(55, 117, 219) in RGB.

No, #3775db 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 #3775db, or check how it holds up for accessibility.

Generate a palette → Check contrast