#3f87f3

Color #3f87f3

A vivid, highly saturated light blue.

Closest named color Dodger Blue #1e90ff · ΔE 5.35 Nearest Tailwind class blue-500 #2b7fff · ΔE 2.8

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

Conversions

HEX

#3f87f3

RGB

rgb(63, 135, 243)

HSL

hsl(216, 88.2%, 60%)

HSV / HSB

hsv(216, 74.1%, 95.3%)

CMYK

cmyk(74.1%, 44.4%, 0%, 4.7%)

LAB

lab(56.93, 13.86, -60.66)

LCH

lch(56.93, 62.22, 282.87)

OKLCH

oklch(63.3%, 0.1773, 258.55)

HWB

hwb(216, 24.7%, 4.7%)

Harmony colors

Complementary

#f3ab3f

Analogous

#3fe1f3

#3f87f3

#513ff3

Triadic

#3f87f3

#f33f87

#87f33f

Split-complementary

#3f87f3

#f3513f

#e1f33f

Tetradic

#3f87f3

#ab3ff3

#f3ab3f

#87f33f

Square

#3f87f3

#f33fe1

#f3ab3f

#3ff351

Shades

Color #3f87f3 mixed toward black.

#0f69f0

#0c54c0

#093f90

#062a60

#031530

Tints

Color #3f87f3 mixed toward white.

#5f9bf5

#7faff7

#9fc3f9

#bfd7fb

#dfebfd

Tones

Color #3f87f3 mixed toward gray.

#4e8ae4

#5d8dd5

#6c90c6

#7b93b7

#8a96a8

Accessibility

Aa White text on this color

3.52:1

Aa Black text on this color

5.97:1

Black text reads better on this background (5.97:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#6667df · ΔE 13.9

Deuteranopia

#625cda · ΔE 17.1

Tritanopia

#45cdc9 · ΔE 34.9

Achromatopsia

#898989 · ΔE 26

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

Code

CSS

background-color: #3f87f3;

Tailwind (arbitrary value)

bg-[#3f87f3]

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

#3f87f3 (#3f87f3) is rgb(63, 135, 243) in RGB.

No, #3f87f3 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 #3f87f3, or check how it holds up for accessibility.

Generate a palette → Check contrast