#404050

Color #404050

A nearly neutral, gray-leaning dark blue.

Closest named color Charcoal #36454f · ΔE 7.39 Nearest Tailwind class zinc-700 #3f3f46 · ΔE 4.7

Open in Palette generator Color wheel Color mixer Contrast checker Blindness simulator Gradient

Conversions

HEX

#404050

RGB

rgb(64, 64, 80)

HSL

hsl(240, 11.1%, 28.2%)

HSV / HSB

hsv(240, 20%, 31.4%)

CMYK

cmyk(20%, 20%, 0%, 68.6%)

LAB

lab(27.67, 3.92, -9.62)

LCH

lch(27.67, 10.39, 292.17)

OKLCH

oklch(37.8%, 0.0271, 284.96)

HWB

hwb(240, 25.1%, 68.6%)

Harmony colors

Complementary

#505040

Analogous

#404850

#404050

#484050

Triadic

#404050

#504040

#405040

Split-complementary

#404050

#504840

#485040

Tetradic

#404050

#504050

#505040

#405040

Square

#404050

#504048

#505040

#405048

Shades

Color #404050 mixed toward black.

#353543

#2b2b35

#202028

#15151b

#0b0b0d

Tints

Color #404050 mixed toward white.

#5b5b72

#777792

#9999ae

#bbbbc9

#dddde4

Tones

Color #404050 mixed toward gray.

#41414f

#43434d

#44444c

#45454b

#474749

Accessibility

Aa White text on this color

10.16:1

Aa Black text on this color

2.07:1

White text reads better on this background (10.16:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#40404c · ΔE 2

Deuteranopia

#40404c · ΔE 2

Tritanopia

#404a49 · ΔE 12.6

Achromatopsia

#414141 · ΔE 9

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

Code

CSS

background-color: #404050;

Tailwind (arbitrary value)

bg-[#404050]

Related colors

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Medium Blue #0000cd

Frequently asked questions

#404050 (#404050) is rgb(64, 64, 80) in RGB.

No, #404050 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.

Try it → Accessibility

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 #404050, or check how it holds up for accessibility.

Generate a palette → Check contrast