#3f3c37

Color #3f3c37

A nearly neutral, gray-leaning dark orange.

Closest named color Charcoal #36454f · ΔE 12.38 Nearest Tailwind class stone-700 #44403b · ΔE 1.5

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Conversions

HEX

#3f3c37

RGB

rgb(63, 60, 55)

HSL

hsl(37.5, 6.8%, 23.1%)

HSV / HSB

hsv(37.5, 12.7%, 24.7%)

CMYK

cmyk(0%, 4.8%, 12.7%, 75.3%)

LAB

lab(25.46, 0.23, 3.55)

LCH

lch(25.46, 3.56, 86.29)

OKLCH

oklch(35.8%, 0.0094, 80.84)

HWB

hwb(37.5, 21.6%, 75.3%)

Harmony colors

Complementary

#373a3f

Analogous

#3f3837

#3f3c37

#3e3f37

Triadic

#3f3c37

#373f3c

#3c373f

Split-complementary

#3f3c37

#373e3f

#38373f

Tetradic

#3f3c37

#3a3f37

#373a3f

#3c373f

Square

#3f3c37

#373f38

#373a3f

#3f373e

Shades

Color #3f3c37 mixed toward black.

#34322e

#2a2825

#1f1e1b

#151412

#0a0a09

Tints

Color #3f3c37 mixed toward white.

#625d55

#857e74

#a49f96

#c2bfb9

#e1dfdc

Tones

Color #3f3c37 mixed toward gray.

#3e3c38

#3d3b39

#3c3b3a

Accessibility

Aa White text on this color

10.98:1

Aa Black text on this color

1.91:1

White text reads better on this background (10.98:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#3e3e38 · ΔE 2.2

Deuteranopia

#3e3e39 · ΔE 2

Tritanopia

#3f3939 · ΔE 4.3

Achromatopsia

#3c3c3c · ΔE 3.3

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

Code

CSS

background-color: #3f3c37;

Tailwind (arbitrary value)

bg-[#3f3c37]

Related colors

Papaya Whip #ffefd5

Moccasin #ffe4b5

Orange #ffa500

Blanched Almond #ffebcd

Navajo White #ffdead

Old Lace #fdf5e6

Frequently asked questions

#3f3c37 (#3f3c37) is rgb(63, 60, 55) in RGB.

No, #3f3c37 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.

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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 #3f3c37, or check how it holds up for accessibility.

Generate a palette → Check contrast