#3b6975

Color #3b6975

A muted dark cyan.

Closest named color Dark Slate Gray #2f4f4f · ΔE 13.1 Nearest Tailwind class cyan-800 #005f78 · ΔE 6.5

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Conversions

HEX

#3b6975

RGB

rgb(59, 105, 117)

HSL

hsl(192.4, 33%, 34.5%)

HSV / HSB

hsv(192.4, 49.6%, 45.9%)

CMYK

cmyk(49.6%, 10.3%, 0%, 54.1%)

LAB

lab(41.71, -12.22, -11.61)

LCH

lch(41.71, 16.86, 223.53)

OKLCH

oklch(49.3%, 0.0538, 216.47)

HWB

hwb(192.4, 23.1%, 54.1%)

Harmony colors

Complementary

#75473b

Analogous

#3b7564

#3b6975

#3b4c75

Triadic

#3b6975

#753b69

#69753b

Split-complementary

#3b6975

#753b4c

#75643b

Tetradic

#3b6975

#473b75

#75473b

#69753b

Square

#3b6975

#643b75

#75473b

#4c753b

Shades

Color #3b6975 mixed toward black.

#315862

#27464e

#1d353b

#142327

#0a1214

Tints

Color #3b6975 mixed toward white.

#4e8a9a

#6ba5b4

#90bcc7

#b5d2da

#dae9ec

Tones

Color #3b6975 mixed toward gray.

#406670

#45636b

#496066

#4e5e62

#535b5d

Accessibility

Aa White text on this color

6.06:1

Aa Black text on this color

3.46:1

White text reads better on this background (6.06:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#535372 · ΔE 20.8

Deuteranopia

#504c72 · ΔE 22.6

Tritanopia

#3e7070 · ΔE 6.6

Achromatopsia

#626262 · ΔE 14.5

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

Code

CSS

background-color: #3b6975;

Tailwind (arbitrary value)

bg-[#3b6975]

Related colors

Light Blue #add8e6

Deep Sky Blue #00bfff

Sky Blue #87ceeb

Powder Blue #b0e0e6

Cadet Blue #5f9ea0

Light Sky Blue #87cefa

Frequently asked questions

#3b6975 (#3b6975) is rgb(59, 105, 117) in RGB.

No, #3b6975 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 #3b6975, or check how it holds up for accessibility.

Generate a palette → Check contrast