#404353

Color #404353

A nearly neutral, gray-leaning dark blue.

Closest named color Charcoal #36454f · ΔE 6.35 Nearest Tailwind class gray-700 #364153 · ΔE 3.8

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Conversions

HEX

#404353

RGB

rgb(64, 67, 83)

HSL

hsl(230.5, 12.9%, 28.8%)

HSV / HSB

hsv(230.5, 22.9%, 32.5%)

CMYK

cmyk(22.9%, 19.3%, 0%, 67.5%)

LAB

lab(28.72, 2.76, -9.98)

LCH

lch(28.72, 10.35, 285.46)

OKLCH

oklch(38.7%, 0.0275, 276.69)

HWB

hwb(230.5, 25.1%, 67.5%)

Harmony colors

Complementary

#535040

Analogous

#404c53

#404353

#464053

Triadic

#404353

#534043

#435340

Split-complementary

#404353

#534640

#4c5340

Tetradic

#404353

#504053

#535040

#435340

Square

#404353

#53404c

#535040

#405346

Shades

Color #404353 mixed toward black.

#353845

#2b2d37

#202129

#15161c

#0b0b0e

Tints

Color #404353 mixed toward white.

#5a5f75

#767b96

#999cb0

#bbbdca

#dddee5

Tones

Color #404353 mixed toward gray.

#424451

#434550

#45464e

#46474d

#48484b

Accessibility

Aa White text on this color

9.79:1

Aa Black text on this color

2.15:1

White text reads better on this background (9.79:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#41414f · ΔE 1.7

Deuteranopia

#41414f · ΔE 1.7

Tritanopia

#404d4c · ΔE 12.5

Achromatopsia

#444444 · ΔE 8.7

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

Code

CSS

background-color: #404353;

Tailwind (arbitrary value)

bg-[#404353]

Related colors

Royal Blue #4169e1

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Frequently asked questions

#404353 (#404353) is rgb(64, 67, 83) in RGB.

No, #404353 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 #404353, or check how it holds up for accessibility.

Generate a palette → Check contrast