#404a4b

Color #404a4b

A nearly neutral, gray-leaning dark cyan.

Closest named color Charcoal #36454f · ΔE 6.43 Nearest Tailwind class mist-700 #394447 · ΔE 2.4

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Conversions

HEX

#404a4b

RGB

rgb(64, 74, 75)

HSL

hsl(185.5, 7.9%, 27.3%)

HSV / HSB

hsv(185.5, 14.7%, 29.4%)

CMYK

cmyk(14.7%, 1.3%, 0%, 70.6%)

LAB

lab(30.63, -3.77, -1.96)

LCH

lch(30.63, 4.25, 207.47)

OKLCH

oklch(40.1%, 0.013, 204.01)

HWB

hwb(185.5, 25.1%, 70.6%)

Harmony colors

Complementary

#4b4140

Analogous

#404b47

#404a4b

#40454b

Triadic

#404a4b

#4b404a

#4a4b40

Split-complementary

#404a4b

#4b4045

#4b4740

Tetradic

#404a4b

#41404b

#4b4140

#4a4b40

Square

#404a4b

#47404b

#4b4140

#454b40

Shades

Color #404a4b mixed toward black.

#353e3f

#2b3132

#202526

#151919

#0b0c0d

Tints

Color #404a4b mixed toward white.

#5d6b6c

#7a8b8d

#9ba8aa

#bcc5c6

#dee2e3

Tones

Color #404a4b mixed toward gray.

#41494a

#424949

#434848

#444747

#454647

Accessibility

Aa White text on this color

9.13:1

Aa Black text on this color

2.3:1

White text reads better on this background (9.13:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#45454b · ΔE 7.2

Deuteranopia

#44434b · ΔE 8.6

Tritanopia

#414b4b · ΔE 0.7

Achromatopsia

#484848 · ΔE 5.3

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

Code

CSS

background-color: #404a4b;

Tailwind (arbitrary value)

bg-[#404a4b]

Related colors

Powder Blue #b0e0e6

Cadet Blue #5f9ea0

Dark Turquoise #00ced1

Aqua #00ffff

Azure #f0ffff

Dark Cyan #008b8b

Frequently asked questions

#404a4b (#404a4b) is rgb(64, 74, 75) in RGB.

No, #404a4b 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 #404a4b, or check how it holds up for accessibility.

Generate a palette → Check contrast