#404a5f

Color #404a5f

A muted dark blue.

Closest named color Charcoal #36454f · ΔE 8.04 Nearest Tailwind class gray-700 #364153 · ΔE 3.5

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Conversions

HEX

#404a5f

RGB

rgb(64, 74, 95)

HSL

hsl(220.6, 19.5%, 31.2%)

HSV / HSB

hsv(220.6, 32.6%, 37.3%)

CMYK

cmyk(32.6%, 22.1%, 0%, 62.7%)

LAB

lab(31.38, 1.59, -13.64)

LCH

lch(31.38, 13.73, 276.65)

OKLCH

oklch(40.9%, 0.0378, 264.83)

HWB

hwb(220.6, 25.1%, 62.7%)

Harmony colors

Complementary

#5f5540

Analogous

#405a5f

#404a5f

#46405f

Triadic

#404a5f

#5f404a

#4a5f40

Split-complementary

#404a5f

#5f4640

#5a5f40

Tetradic

#404a5f

#55405f

#5f5540

#4a5f40

Square

#404a5f

#5f405a

#5f5540

#405f46

Shades

Color #404a5f mixed toward black.

#353e4f

#2b313f

#202530

#151920

#0b0c10

Tints

Color #404a5f mixed toward white.

#586582

#7382a1

#96a1b8

#b9c0d0

#dce0e7

Tones

Color #404a5f mixed toward gray.

#434b5c

#454c5a

#484d57

#4a4e55

#4d4f52

Accessibility

Aa White text on this color

8.89:1

Aa Black text on this color

2.36:1

White text reads better on this background (8.89:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#45455a · ΔE 5

Deuteranopia

#444359 · ΔE 5.7

Tritanopia

#415756 · ΔE 14.7

Achromatopsia

#4a4a4a · ΔE 10.6

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

Code

CSS

background-color: #404a5f;

Tailwind (arbitrary value)

bg-[#404a5f]

Related colors

Cornflower Blue #6495ed

Royal Blue #4169e1

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Frequently asked questions

#404a5f (#404a5f) is rgb(64, 74, 95) in RGB.

No, #404a5f 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 #404a5f, or check how it holds up for accessibility.

Generate a palette → Check contrast