#1c4e51

Color #1c4e51

A moderately saturated dark cyan.

Closest named color Dark Slate Gray #2f4f4f · ΔE 4.97 Nearest Tailwind class teal-900 #0b4f4a · ΔE 5

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Conversions

HEX

#1c4e51

RGB

rgb(28, 78, 81)

HSL

hsl(183.4, 48.6%, 21.4%)

HSV / HSB

hsv(183.4, 65.4%, 31.8%)

CMYK

cmyk(65.4%, 3.7%, 0%, 68.2%)

LAB

lab(30.13, -15.48, -6.77)

LCH

lch(30.13, 16.9, 203.62)

OKLCH

oklch(39.2%, 0.053, 200.66)

HWB

hwb(183.4, 11%, 68.2%)

Harmony colors

Complementary

#511f1c

Analogous

#1c513a

#1c4e51

#1c3451

Triadic

#1c4e51

#511c4e

#4e511c

Split-complementary

#1c4e51

#511c34

#513a1c

Tetradic

#1c4e51

#1f1c51

#511f1c

#4e511c

Square

#1c4e51

#3a1c51

#511f1c

#34511c

Shades

Color #1c4e51 mixed toward black.

#174144

#133436

#0e2729

#091a1b

#050d0e

Tints

Color #1c4e51 mixed toward white.

#2d7e83

#3eaeb4

#6ac6cb

#9cd9dd

#cdecee

Tones

Color #1c4e51 mixed toward gray.

#204a4d

#254648

#294244

#2e3e3f

#323a3b

Accessibility

Aa White text on this color

9.3:1

Aa Black text on this color

2.26:1

White text reads better on this background (9.3:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#383850 · ΔE 22.8

Deuteranopia

#353150 · ΔE 25.5

Tritanopia

#215050 · ΔE 1.6

Achromatopsia

#474747 · ΔE 15.6

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

Code

CSS

background-color: #1c4e51;

Tailwind (arbitrary value)

bg-[#1c4e51]

Related colors

Cadet Blue #5f9ea0

Dark Turquoise #00ced1

Powder Blue #b0e0e6

Aqua #00ffff

Azure #f0ffff

Dark Cyan #008b8b

Frequently asked questions

#1c4e51 (#1c4e51) is rgb(28, 78, 81) in RGB.

No, #1c4e51 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 #1c4e51, or check how it holds up for accessibility.

Generate a palette → Check contrast