#3f6475

Color #3f6475

A muted dark cyan.

Closest named color Dark Slate Gray #2f4f4f · ΔE 13.92 Nearest Tailwind class cyan-800 #005f78 · ΔE 6

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Conversions

HEX

#3f6475

RGB

rgb(63, 100, 117)

HSL

hsl(198.9, 30%, 35.3%)

HSV / HSB

hsv(198.9, 46.2%, 45.9%)

CMYK

cmyk(46.2%, 14.5%, 0%, 54.1%)

LAB

lab(40.34, -8.24, -13.68)

LCH

lch(40.34, 15.97, 238.94)

OKLCH

oklch(48.2%, 0.0503, 228.71)

HWB

hwb(198.9, 24.7%, 54.1%)

Harmony colors

Complementary

#75503f

Analogous

#3f756b

#3f6475

#3f4975

Triadic

#3f6475

#753f64

#64753f

Split-complementary

#3f6475

#753f49

#756b3f

Tetradic

#3f6475

#503f75

#75503f

#64753f

Square

#3f6475

#6b3f75

#75503f

#49753f

Shades

Color #3f6475 mixed toward black.

#355362

#2a434e

#20323b

#152127

#0b1114

Tints

Color #3f6475 mixed toward white.

#528399

#709db2

#94b6c5

#b8ced9

#dbe7ec

Tones

Color #3f6475 mixed toward gray.

#446271

#48616c

#4d5f68

#515d63

#565c5f

Accessibility

Aa White text on this color

6.38:1

Aa Black text on this color

3.29:1

White text reads better on this background (6.38:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#525271 · ΔE 17.4

Deuteranopia

#4f4c70 · ΔE 19

Tritanopia

#416e6d · ΔE 10.3

Achromatopsia

#5f5f5f · ΔE 13

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

Code

CSS

background-color: #3f6475;

Tailwind (arbitrary value)

bg-[#3f6475]

Related colors

Sky Blue #87ceeb

Deep Sky Blue #00bfff

Light Sky Blue #87cefa

Light Blue #add8e6

Charcoal #36454f

Steel Blue #4682b4

Frequently asked questions

#3f6475 (#3f6475) is rgb(63, 100, 117) in RGB.

No, #3f6475 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 #3f6475, or check how it holds up for accessibility.

Generate a palette → Check contrast