#3d3e40

Color #3d3e40

A nearly neutral, gray-leaning dark blue.

Closest named color Charcoal #36454f · ΔE 7.69 Nearest Tailwind class neutral-700 #404040 · ΔE 1.5

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

Conversions

HEX

#3d3e40

RGB

rgb(61, 62, 64)

HSL

hsl(220, 2.4%, 24.5%)

HSV / HSB

hsv(220, 4.7%, 25.1%)

CMYK

cmyk(4.7%, 3.1%, 0%, 74.9%)

LAB

lab(26.18, 0.04, -1.37)

LCH

lch(26.18, 1.37, 271.67)

OKLCH

oklch(36.4%, 0.0037, 263.83)

HWB

hwb(220, 23.9%, 74.9%)

Harmony colors

Complementary

#403f3d

Analogous

#3d3f40

#3d3e40

#3d3d40

Triadic

#3d3e40

#403d3e

#3e403d

Split-complementary

#3d3e40

#403d3d

#3f403d

Tetradic

#3d3e40

#3f3d40

#403f3d

#3e403d

Square

#3d3e40

#403d3f

#403f3d

#3d403d

Shades

Color #3d3e40 mixed toward black.

#333435

#29292b

#1e1f20

#141515

#0a0a0b

Tints

Color #3d3e40 mixed toward white.

#5c5e61

#7c7e82

#9c9ea1

#bdbec0

#dedfe0

Tones

Color #3d3e40 mixed toward gray.

#3d3e40

#3d3e3f

#3e3e3f

Accessibility

Aa White text on this color

10.71:1

Aa Black text on this color

1.96:1

White text reads better on this background (10.71:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#3d3d40 · ΔE 1.1

Deuteranopia

#3d3d3f · ΔE 0.7

Tritanopia

#3d3f3f · ΔE 1.7

Achromatopsia

#3e3e3e · ΔE 1.3

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

Code

CSS

background-color: #3d3e40;

Tailwind (arbitrary value)

bg-[#3d3e40]

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

#3d3e40 (#3d3e40) is rgb(61, 62, 64) in RGB.

No, #3d3e40 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.

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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 #3d3e40, or check how it holds up for accessibility.

Generate a palette → Check contrast