#404e64

Color #404e64

A muted dark blue.

Closest named color Charcoal #36454f · ΔE 8.81 Nearest Tailwind class slate-600 #45556c · ΔE 2.4

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

Conversions

HEX

#404e64

RGB

rgb(64, 78, 100)

HSL

hsl(216.7, 22%, 32.2%)

HSV / HSB

hsv(216.7, 36%, 39.2%)

CMYK

cmyk(36%, 22%, 0%, 60.8%)

LAB

lab(32.83, 0.49, -14.59)

LCH

lch(32.83, 14.6, 271.92)

OKLCH

oklch(42.1%, 0.041, 259.32)

HWB

hwb(216.7, 25.1%, 60.8%)

Harmony colors

Complementary

#645640

Analogous

#406064

#404e64

#444064

Triadic

#404e64

#64404e

#4e6440

Split-complementary

#404e64

#644440

#606440

Tetradic

#404e64

#564064

#645640

#4e6440

Square

#404e64

#644060

#645640

#406444

Shades

Color #404e64 mixed toward black.

#354153

#2b3443

#202732

#151a21

#0b0d11

Tints

Color #404e64 mixed toward white.

#576987

#7286a5

#96a4bc

#b9c3d2

#dce1e9

Tones

Color #404e64 mixed toward gray.

#434f61

#464f5e

#49505b

#4c5158

#4f5155

Accessibility

Aa White text on this color

8.43:1

Aa Black text on this color

2.49:1

White text reads better on this background (8.43:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#46475f · ΔE 6.6

Deuteranopia

#46455e · ΔE 7.8

Tritanopia

#415b5a · ΔE 14.7

Achromatopsia

#4d4d4d · ΔE 11

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

Code

CSS

background-color: #404e64;

Tailwind (arbitrary value)

bg-[#404e64]

Related colors

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Royal Blue #4169e1

Frequently asked questions

#404e64 (#404e64) is rgb(64, 78, 100) in RGB.

No, #404e64 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.

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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 #404e64, or check how it holds up for accessibility.

Generate a palette → Check contrast