#3780e2

Color #3780e2

A vivid, highly saturated medium blue.

Closest named color Dodger Blue #1e90ff · ΔE 9.11 Nearest Tailwind class blue-500 #2b7fff · ΔE 3.1

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

Conversions

HEX

#3780e2

RGB

rgb(55, 128, 226)

HSL

hsl(214.4, 74.7%, 55.1%)

HSV / HSB

hsv(214.4, 75.7%, 88.6%)

CMYK

cmyk(75.7%, 43.4%, 0%, 11.4%)

LAB

lab(53.75, 11.01, -56.31)

LCH

lch(53.75, 57.38, 281.06)

OKLCH

oklch(60.4%, 0.1656, 256.91)

HWB

hwb(214.4, 21.6%, 11.4%)

Harmony colors

Complementary

#e29937

Analogous

#37d5e2

#3780e2

#4437e2

Triadic

#3780e2

#e23780

#80e237

Split-complementary

#3780e2

#e24437

#d5e237

Tetradic

#3780e2

#9937e2

#e29937

#80e237

Square

#3780e2

#e237d5

#e29937

#37e244

Shades

Color #3780e2 mixed toward black.

#1e68cd

#1853a4

#123f7b

#0c2a52

#061529

Tints

Color #3780e2 mixed toward white.

#5895e7

#7aaaec

#9bbff1

#bcd5f5

#deeafa

Tones

Color #3780e2 mixed toward gray.

#4582d4

#5384c6

#6286b7

#7088a9

#7e8a9b

Accessibility

Aa White text on this color

3.93:1

Aa Black text on this color

5.35:1

Black text reads better on this background (5.35:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#5f60d0 · ΔE 14.4

Deuteranopia

#5b55cb · ΔE 17.5

Tritanopia

#3dc0bc · ΔE 33.7

Achromatopsia

#808080 · ΔE 25.1

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

Code

CSS

background-color: #3780e2;

Tailwind (arbitrary value)

bg-[#3780e2]

Related colors

Light Steel Blue #b0c4de

Cornflower Blue #6495ed

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Alice Blue #f0f8ff

Frequently asked questions

#3780e2 (#3780e2) is rgb(55, 128, 226) in RGB.

No, #3780e2 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.

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.

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Build something with this color

Generate a full palette from #3780e2, or check how it holds up for accessibility.

Generate a palette → Check contrast