#154f56

Color #154f56

A moderately saturated dark cyan.

Closest named color Dark Slate Gray #2f4f4f · ΔE 7.02 Nearest Tailwind class teal-900 #0b4f4a · ΔE 6.6

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Conversions

HEX

#154f56

RGB

rgb(21, 79, 86)

HSL

hsl(186.5, 60.7%, 21%)

HSV / HSB

hsv(186.5, 75.6%, 33.7%)

CMYK

cmyk(75.6%, 8.1%, 0%, 66.3%)

LAB

lab(30.45, -15.62, -9.5)

LCH

lch(30.45, 18.28, 211.31)

OKLCH

oklch(39.4%, 0.0588, 206.7)

HWB

hwb(186.5, 8.2%, 66.3%)

Harmony colors

Complementary

#561c15

Analogous

#15563d

#154f56

#152f56

Triadic

#154f56

#56154f

#4f5615

Split-complementary

#154f56

#56152f

#563d15

Tetradic

#154f56

#1c1556

#561c15

#4f5615

Square

#154f56

#3d1556

#561c15

#2f5615

Shades

Color #154f56 mixed toward black.

#124248

#0e3539

#0b282b

#071a1d

#040d0e

Tints

Color #154f56 mixed toward white.

#22818c

#2fb2c2

#5dcad7

#93dce5

#c9edf2

Tones

Color #154f56 mixed toward gray.

#1a4b51

#20474b

#254246

#2b3e40

#303a3b

Accessibility

Aa White text on this color

9.19:1

Aa Black text on this color

2.28:1

White text reads better on this background (9.19:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#373754 · ΔE 23.4

Deuteranopia

#342f54 · ΔE 25.5

Tritanopia

#1b5353 · ΔE 3.8

Achromatopsia

#484848 · ΔE 16

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

Code

CSS

background-color: #154f56;

Tailwind (arbitrary value)

bg-[#154f56]

Related colors

Powder Blue #b0e0e6

Cadet Blue #5f9ea0

Dark Turquoise #00ced1

Aqua #00ffff

Azure #f0ffff

Dark Cyan #008b8b

Frequently asked questions

#154f56 (#154f56) is rgb(21, 79, 86) in RGB.

No, #154f56 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

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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 #154f56, or check how it holds up for accessibility.

Generate a palette → Check contrast