#3f707e

Color #3f707e

A muted dark cyan.

Closest named color Slate Gray #708090 · ΔE 13.51 Nearest Tailwind class cyan-700 #007595 · ΔE 6.4

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Conversions

HEX

#3f707e

RGB

rgb(63, 112, 126)

HSL

hsl(193.3, 33.3%, 37.1%)

HSV / HSB

hsv(193.3, 50%, 49.4%)

CMYK

cmyk(50%, 11.1%, 0%, 50.6%)

LAB

lab(44.45, -12.48, -12.88)

LCH

lch(44.45, 17.93, 225.9)

OKLCH

oklch(51.6%, 0.0574, 218.35)

HWB

hwb(193.3, 24.7%, 50.6%)

Harmony colors

Complementary

#7e4d3f

Analogous

#3f7e6d

#3f707e

#3f517e

Triadic

#3f707e

#7e3f70

#707e3f

Split-complementary

#3f707e

#7e3f51

#7e6d3f

Tetradic

#3f707e

#4d3f7e

#7e4d3f

#707e3f

Square

#3f707e

#6d3f7e

#7e4d3f

#517e3f

Shades

Color #3f707e mixed toward black.

#355d69

#2a4b54

#20383f

#15252a

#0b1315

Tints

Color #3f707e mixed toward white.

#5190a2

#70a8b8

#94beca

#b8d3db

#dbe9ed

Tones

Color #3f707e mixed toward gray.

#446d79

#4a6a74

#4f676e

#546469

#596264

Accessibility

Aa White text on this color

5.48:1

Aa Black text on this color

3.83:1

White text reads better on this background (5.48:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#58597b · ΔE 20.7

Deuteranopia

#55527a · ΔE 22.3

Tritanopia

#437878 · ΔE 7.5

Achromatopsia

#696969 · ΔE 15

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

Code

CSS

background-color: #3f707e;

Tailwind (arbitrary value)

bg-[#3f707e]

Related colors

Light Blue #add8e6

Deep Sky Blue #00bfff

Sky Blue #87ceeb

Powder Blue #b0e0e6

Light Sky Blue #87cefa

Charcoal #36454f

Frequently asked questions

#3f707e (#3f707e) is rgb(63, 112, 126) in RGB.

No, #3f707e 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 #3f707e, or check how it holds up for accessibility.

Generate a palette → Check contrast