#2b2740

Color #2b2740

A muted dark blue.

Closest named color Charcoal #36454f · ΔE 17.91 Nearest Tailwind class mauve-800 #2a212c · ΔE 6.9

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Conversions

HEX

#2b2740

RGB

rgb(43, 39, 64)

HSL

hsl(249.6, 24.3%, 20.2%)

HSV / HSB

hsv(249.6, 39.1%, 25.1%)

CMYK

cmyk(32.8%, 39.1%, 0%, 74.9%)

LAB

lab(17.15, 8.65, -15.22)

LCH

lch(17.15, 17.51, 299.61)

OKLCH

oklch(28.9%, 0.0452, 290.6)

HWB

hwb(249.6, 15.3%, 74.9%)

Harmony colors

Complementary

#3c4027

Analogous

#273040

#2b2740

#382740

Triadic

#2b2740

#402b27

#27402b

Split-complementary

#2b2740

#403827

#304027

Tetradic

#2b2740

#40273c

#3c4027

#27402b

Square

#2b2740

#402730

#3c4027

#274038

Shades

Color #2b2740 mixed toward black.

#242035

#1d1a2b

#151320

#0e0d15

#07060b

Tints

Color #2b2740 mixed toward white.

#47416a

#645a94

#8881b2

#b0abcc

#d7d5e5

Tones

Color #2b2740 mixed toward gray.

#2c293e

#2e2b3c

#2f2d3a

#312f38

#323136

Accessibility

Aa White text on this color

14.32:1

Aa Black text on this color

1.47:1

White text reads better on this background (14.32:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#29293b · ΔE 3.9

Deuteranopia

#2a2a3a · ΔE 4.8

Tritanopia

#2b3736 · ΔE 18.4

Achromatopsia

#2a2a2a · ΔE 13.8

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

Code

CSS

background-color: #2b2740;

Tailwind (arbitrary value)

bg-[#2b2740]

Related colors

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Slate Blue #6a5acd

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#2b2740 (#2b2740) is rgb(43, 39, 64) in RGB.

No, #2b2740 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 #2b2740, or check how it holds up for accessibility.

Generate a palette → Check contrast