#04555a

Color #04555a

A vivid, highly saturated very dark cyan.

Closest named color Dark Slate Gray #2f4f4f · ΔE 9.53 Nearest Tailwind class teal-900 #0b4f4a · ΔE 5.2

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Conversions

HEX

#04555a

RGB

rgb(4, 85, 90)

HSL

hsl(183.5, 91.5%, 18.4%)

HSV / HSB

hsv(183.5, 95.6%, 35.3%)

CMYK

cmyk(95.6%, 5.6%, 0%, 64.7%)

LAB

lab(32.39, -19.47, -9.15)

LCH

lch(32.39, 21.51, 205.17)

OKLCH

oklch(41%, 0.0684, 201.88)

HWB

hwb(183.5, 1.6%, 64.7%)

Harmony colors

Complementary

#5a0904

Analogous

#045a34

#04555a

#042a5a

Triadic

#04555a

#5a0455

#555a04

Split-complementary

#04555a

#5a042a

#5a3404

Tetradic

#04555a

#09045a

#5a0904

#555a04

Square

#04555a

#34045a

#5a0904

#2a5a04

Shades

Color #04555a mixed toward black.

#03474b

#03393c

#022a2d

#011c1e

#010e0f

Tints

Color #04555a mixed toward white.

#07949c

#0ad2df

#38ebf6

#7af2f9

#bdf8fc

Tones

Color #04555a mixed toward gray.

#0b4f53

#12484c

#194244

#213c3d

#283536

Accessibility

Aa White text on this color

8.56:1

Aa Black text on this color

2.45:1

White text reads better on this background (8.56:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#383959 · ΔE 25.3

Deuteranopia

#342f59 · ΔE 27.4

Tritanopia

#115858 · ΔE 2.6

Achromatopsia

#4c4c4c · ΔE 18

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

Code

CSS

background-color: #04555a;

Tailwind (arbitrary value)

bg-[#04555a]

Related colors

Cadet Blue #5f9ea0

Dark Turquoise #00ced1

Powder Blue #b0e0e6

Aqua #00ffff

Azure #f0ffff

Dark Cyan #008b8b

Frequently asked questions

#04555a (#04555a) is rgb(4, 85, 90) in RGB.

No, #04555a 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 #04555a, or check how it holds up for accessibility.

Generate a palette → Check contrast