#2d313a

Color #2d313a

A nearly neutral, gray-leaning dark blue.

Closest named color Charcoal #36454f · ΔE 9.15 Nearest Tailwind class zinc-800 #27272a · ΔE 4.8

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Conversions

HEX

#2d313a

RGB

rgb(45, 49, 58)

HSL

hsl(221.5, 12.6%, 20.2%)

HSV / HSB

hsv(221.5, 22.4%, 22.7%)

CMYK

cmyk(22.4%, 15.5%, 0%, 77.3%)

LAB

lab(20.28, 0.64, -6.27)

LCH

lch(20.28, 6.3, 275.83)

OKLCH

oklch(31.3%, 0.017, 266.3)

HWB

hwb(221.5, 17.6%, 77.3%)

Harmony colors

Complementary

#3a362d

Analogous

#2d383a

#2d313a

#302d3a

Triadic

#2d313a

#3a2d31

#313a2d

Split-complementary

#2d313a

#3a302d

#383a2d

Tetradic

#2d313a

#362d3a

#3a362d

#313a2d

Square

#2d313a

#3a2d38

#3a362d

#2d3a30

Shades

Color #2d313a mixed toward black.

#262930

#1e2127

#17191d

#0f1013

#08080a

Tints

Color #2d313a mixed toward white.

#4b5160

#687286

#8c94a6

#b3b8c4

#d9dbe1

Tones

Color #2d313a mixed toward gray.

#2e3139

#2f3238

#303237

#313336

#323335

Accessibility

Aa White text on this color

13.03:1

Aa Black text on this color

1.61:1

White text reads better on this background (13.03:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#2f2f38 · ΔE 2.4

Deuteranopia

#2f2e37 · ΔE 3.1

Tritanopia

#2d3636 · ΔE 7.3

Achromatopsia

#313131 · ΔE 5.6

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

Code

CSS

background-color: #2d313a;

Tailwind (arbitrary value)

bg-[#2d313a]

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

#2d313a (#2d313a) is rgb(45, 49, 58) in RGB.

No, #2d313a 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 #2d313a, or check how it holds up for accessibility.

Generate a palette → Check contrast