#2f303a

Color #2f303a

A nearly neutral, gray-leaning dark blue.

Closest named color Charcoal #36454f · ΔE 9.96 Nearest Tailwind class zinc-800 #27272a · ΔE 5

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Conversions

HEX

#2f303a

RGB

rgb(47, 48, 58)

HSL

hsl(234.5, 10.5%, 20.6%)

HSV / HSB

hsv(234.5, 19%, 22.7%)

CMYK

cmyk(19%, 17.2%, 0%, 77.3%)

LAB

lab(20.14, 2.12, -6.47)

LCH

lch(20.14, 6.81, 288.14)

OKLCH

oklch(31.2%, 0.0179, 280.93)

HWB

hwb(234.5, 18.4%, 77.3%)

Harmony colors

Complementary

#3a392f

Analogous

#2f363a

#2f303a

#342f3a

Triadic

#2f303a

#3a2f30

#303a2f

Split-complementary

#2f303a

#3a342f

#363a2f

Tetradic

#2f303a

#392f3a

#3a392f

#303a2f

Square

#2f303a

#3a2f36

#3a392f

#2f3a34

Shades

Color #2f303a mixed toward black.

#272830

#1f2027

#18181d

#101013

#08080a

Tints

Color #2f303a mixed toward white.

#4d4f5f

#6b6e85

#8f91a4

#b4b6c3

#dadae1

Tones

Color #2f303a mixed toward gray.

#303139

#313238

#323237

#333336

#343435

Accessibility

Aa White text on this color

13.09:1

Aa Black text on this color

1.6:1

White text reads better on this background (13.09:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#2f2f38 · ΔE 0.7

Deuteranopia

#2f2f37 · ΔE 1.2

Tritanopia

#2f3636 · ΔE 8.3

Achromatopsia

#313131 · ΔE 6.2

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

Code

CSS

background-color: #2f303a;

Tailwind (arbitrary value)

bg-[#2f303a]

Related colors

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Medium Blue #0000cd

Frequently asked questions

#2f303a (#2f303a) is rgb(47, 48, 58) in RGB.

No, #2f303a 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 #2f303a, or check how it holds up for accessibility.

Generate a palette → Check contrast