#3f80e4

Color #3f80e4

A vivid, highly saturated medium blue.

Closest named color Dodger Blue #1e90ff · ΔE 8.86 Nearest Tailwind class blue-500 #2b7fff · ΔE 2.6

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

Conversions

HEX

#3f80e4

RGB

rgb(63, 128, 228)

HSL

hsl(216.4, 75.3%, 57.1%)

HSV / HSB

hsv(216.4, 72.4%, 89.4%)

CMYK

cmyk(72.4%, 43.9%, 0%, 10.6%)

LAB

lab(54.13, 12.74, -56.81)

LCH

lch(54.13, 58.22, 282.64)

OKLCH

oklch(60.8%, 0.1657, 258.87)

HWB

hwb(216.4, 24.7%, 10.6%)

Harmony colors

Complementary

#e4a33f

Analogous

#3fd2e4

#3f80e4

#513fe4

Triadic

#3f80e4

#e43f80

#80e43f

Split-complementary

#3f80e4

#e4513f

#d2e43f

Tetradic

#3f80e4

#a33fe4

#e4a33f

#80e43f

Square

#3f80e4

#e43fd2

#e4a33f

#3fe451

Shades

Color #3f80e4 mixed toward black.

#1e66d5

#1851aa

#123d80

#0c2955

#06142b

Tints

Color #3f80e4 mixed toward white.

#5f95e8

#7faaed

#9fc0f1

#bfd5f6

#dfeafa

Tones

Color #3f80e4 mixed toward gray.

#4d83d6

#5b86c9

#6889bb

#768cad

#848f9f

Accessibility

Aa White text on this color

3.88:1

Aa Black text on this color

5.42:1

Black text reads better on this background (5.42:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#6262d1 · ΔE 13.4

Deuteranopia

#5e59cd · ΔE 16

Tritanopia

#44c1bd · ΔE 34

Achromatopsia

#818181 · ΔE 25.2

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

Code

CSS

background-color: #3f80e4;

Tailwind (arbitrary value)

bg-[#3f80e4]

Related colors

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Alice Blue #f0f8ff

Frequently asked questions

#3f80e4 (#3f80e4) is rgb(63, 128, 228) in RGB.

No, #3f80e4 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 #3f80e4, or check how it holds up for accessibility.

Generate a palette → Check contrast