#404550

Color #404550

A nearly neutral, gray-leaning dark blue.

Closest named color Charcoal #36454f · ΔE 4.06 Nearest Tailwind class zinc-700 #3f3f46 · ΔE 3.4

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

Conversions

HEX

#404550

RGB

rgb(64, 69, 80)

HSL

hsl(221.3, 11.1%, 28.2%)

HSV / HSB

hsv(221.3, 20%, 31.4%)

CMYK

cmyk(20%, 13.8%, 0%, 68.6%)

LAB

lab(29.22, 0.67, -7.28)

LCH

lch(29.22, 7.31, 275.26)

OKLCH

oklch(39%, 0.0198, 265.96)

HWB

hwb(221.3, 25.1%, 68.6%)

Harmony colors

Complementary

#504b40

Analogous

#404d50

#404550

#434050

Triadic

#404550

#504045

#455040

Split-complementary

#404550

#504340

#4d5040

Tetradic

#404550

#4b4050

#504b40

#455040

Square

#404550

#50404d

#504b40

#405043

Shades

Color #404550 mixed toward black.

#353943

#2b2e35

#202228

#15171b

#0b0b0d

Tints

Color #404550 mixed toward white.

#5b6272

#778092

#99a0ae

#bbbfc9

#dddfe4

Tones

Color #404550 mixed toward gray.

#41454f

#43464d

#44464c

#45474b

#474749

Accessibility

Aa White text on this color

9.61:1

Aa Black text on this color

2.19:1

White text reads better on this background (9.61:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#42424e · ΔE 3.1

Deuteranopia

#42424d · ΔE 2.9

Tritanopia

#404b4b · ΔE 8.3

Achromatopsia

#454545 · ΔE 6.3

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

Code

CSS

background-color: #404550;

Tailwind (arbitrary value)

bg-[#404550]

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

#404550 (#404550) is rgb(64, 69, 80) in RGB.

No, #404550 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.

Try it → Accessibility

Contrast Checker

Check the WCAG contrast ratio between any two colors, live, with AA/AAA pass-fail results.

Try it → Generators

Palette Generator

Generate complementary, analogous, triadic, split-complementary, tetradic, square, and monochromatic palettes from any base color.

Try it →

Build something with this color

Generate a full palette from #404550, or check how it holds up for accessibility.

Generate a palette → Check contrast