#1b4348

Color #1b4348

A moderately saturated very dark cyan.

Closest named color Dark Slate Gray #2f4f4f · ΔE 6.46 Nearest Tailwind class teal-950 #022f2e · ΔE 7.4

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Conversions

HEX

#1b4348

RGB

rgb(27, 67, 72)

HSL

hsl(186.7, 45.5%, 19.4%)

HSV / HSB

hsv(186.7, 62.5%, 28.2%)

CMYK

cmyk(62.5%, 6.9%, 0%, 71.8%)

LAB

lab(25.91, -12.28, -7.29)

LCH

lch(25.91, 14.28, 210.7)

OKLCH

oklch(35.7%, 0.0454, 206.28)

HWB

hwb(186.7, 10.6%, 71.8%)

Harmony colors

Complementary

#48201b

Analogous

#1b4836

#1b4348

#1b2c48

Triadic

#1b4348

#481b43

#43481b

Split-complementary

#1b4348

#481b2c

#48361b

Tetradic

#1b4348

#201b48

#48201b

#43481b

Square

#1b4348

#361b48

#48201b

#2c481b

Shades

Color #1b4348 mixed toward black.

#16383c

#122d30

#0d2124

#091618

#040b0c

Tints

Color #1b4348 mixed toward white.

#2e717a

#40a0ac

#69bdc7

#9bd3da

#cde9ec

Tones

Color #1b4348 mixed toward gray.

#1f4044

#223d40

#263a3d

#2a3739

#2e3435

Accessibility

Aa White text on this color

10.81:1

Aa Black text on this color

1.94:1

White text reads better on this background (10.81:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#313147 · ΔE 20.3

Deuteranopia

#2f2b47 · ΔE 23.2

Tritanopia

#1e4646 · ΔE 3

Achromatopsia

#3d3d3d · ΔE 13.7

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

Code

CSS

background-color: #1b4348;

Tailwind (arbitrary value)

bg-[#1b4348]

Related colors

Powder Blue #b0e0e6

Cadet Blue #5f9ea0

Dark Turquoise #00ced1

Aqua #00ffff

Azure #f0ffff

Dark Cyan #008b8b

Frequently asked questions

#1b4348 (#1b4348) is rgb(27, 67, 72) in RGB.

No, #1b4348 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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Palette Generator

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Build something with this color

Generate a full palette from #1b4348, or check how it holds up for accessibility.

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