#3f6eb2

Color #3f6eb2

A moderately saturated medium blue.

Closest named color Steel Blue #4682b4 · ΔE 14.7 Nearest Tailwind class sky-700 #0069a8 · ΔE 6

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Conversions

HEX

#3f6eb2

RGB

rgb(63, 110, 178)

HSL

hsl(215.5, 47.7%, 47.3%)

HSV / HSB

hsv(215.5, 64.6%, 69.8%)

CMYK

cmyk(64.6%, 38.2%, 0%, 30.2%)

LAB

lab(46.21, 5.97, -40.9)

LCH

lch(46.21, 41.33, 278.3)

OKLCH

oklch(53.8%, 0.1189, 257.72)

HWB

hwb(215.5, 24.7%, 30.2%)

Harmony colors

Complementary

#b2833f

Analogous

#3fa8b2

#3f6eb2

#4a3fb2

Triadic

#3f6eb2

#b23f6e

#6eb23f

Split-complementary

#3f6eb2

#b24a3f

#a8b23f

Tetradic

#3f6eb2

#833fb2

#b2833f

#6eb23f

Square

#3f6eb2

#b23fa8

#b2833f

#3fb24a

Shades

Color #3f6eb2 mixed toward black.

#355c94

#2a4977

#203759

#15253b

#0b121e

Tints

Color #3f6eb2 mixed toward white.

#5a85c4

#7b9ed0

#9cb6dc

#bdcee8

#dee7f3

Tones

Color #3f6eb2 mixed toward gray.

#4970a9

#52729f

#5c7395

#65758c

#6f7782

Accessibility

Aa White text on this color

5.14:1

Aa Black text on this color

4.08:1

White text reads better on this background (5.14:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#5758a5 · ΔE 11.1

Deuteranopia

#5451a1 · ΔE 12.9

Tritanopia

#429997 · ΔE 27.8

Achromatopsia

#6d6d6d · ΔE 21.5

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

Code

CSS

background-color: #3f6eb2;

Tailwind (arbitrary value)

bg-[#3f6eb2]

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

#3f6eb2 (#3f6eb2) is rgb(63, 110, 178) in RGB.

No, #3f6eb2 is not one of the 216 web-safe colors — for that, every RGB channel would have to be a multiple of 51.

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 #3f6eb2, or check how it holds up for accessibility.

Generate a palette → Check contrast