#3f3d47

Color #3f3d47

A nearly neutral, gray-leaning dark blue.

Closest named color Charcoal #36454f · ΔE 7.12 Nearest Tailwind class zinc-700 #3f3f46 · ΔE 2.3

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Conversions

HEX

#3f3d47

RGB

rgb(63, 61, 71)

HSL

hsl(252, 7.6%, 25.9%)

HSV / HSB

hsv(252, 14.1%, 27.8%)

CMYK

cmyk(11.3%, 14.1%, 0%, 72.2%)

LAB

lab(26.3, 3.2, -5.79)

LCH

lch(26.3, 6.62, 298.93)

OKLCH

oklch(36.6%, 0.0172, 294.78)

HWB

hwb(252, 23.9%, 72.2%)

Harmony colors

Complementary

#45473d

Analogous

#3d4047

#3f3d47

#443d47

Triadic

#3f3d47

#473f3d

#3d473f

Split-complementary

#3f3d47

#47443d

#40473d

Tetradic

#3f3d47

#473d45

#45473d

#3d473f

Square

#3f3d47

#473d40

#45473d

#3d4744

Shades

Color #3f3d47 mixed toward black.

#35333b

#2a292f

#201f24

#151418

#0b0a0c

Tints

Color #3f3d47 mixed toward white.

#5d5a69

#7b778b

#9c99a8

#bdbbc5

#dedde2

Tones

Color #3f3d47 mixed toward gray.

#403e46

#403f45

#414045

#414044

#424143

Accessibility

Aa White text on this color

10.66:1

Aa Black text on this color

1.97:1

White text reads better on this background (10.66:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#3e3e45 · ΔE 2.2

Deuteranopia

#3e3e44 · ΔE 2.8

Tritanopia

#3f4342 · ΔE 8.5

Achromatopsia

#3e3e3e · ΔE 6.4

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

Code

CSS

background-color: #3f3d47;

Tailwind (arbitrary value)

bg-[#3f3d47]

Related colors

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Slate Blue #6a5acd

Medium Purple #9370db

Navy #000080

Lavender #e6e6fa

Frequently asked questions

#3f3d47 (#3f3d47) is rgb(63, 61, 71) in RGB.

No, #3f3d47 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 #3f3d47, or check how it holds up for accessibility.

Generate a palette → Check contrast