#2b1c4b

Color #2b1c4b

A moderately saturated dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 23.12 Nearest Tailwind class indigo-950 #1e1a4d · ΔE 3.3

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Conversions

HEX

#2b1c4b

RGB

rgb(43, 28, 75)

HSL

hsl(259.1, 45.6%, 20.2%)

HSV / HSB

hsv(259.1, 62.7%, 29.4%)

CMYK

cmyk(42.7%, 62.7%, 0%, 70.6%)

LAB

lab(14.69, 19.92, -26.71)

LCH

lch(14.69, 33.32, 306.72)

OKLCH

oklch(27.3%, 0.0837, 294.94)

HWB

hwb(259.1, 11%, 70.6%)

Harmony colors

Complementary

#3c4b1c

Analogous

#1c254b

#2b1c4b

#421c4b

Triadic

#2b1c4b

#4b2b1c

#1c4b2b

Split-complementary

#2b1c4b

#4b421c

#254b1c

Tetradic

#2b1c4b

#4b1c3c

#3c4b1c

#1c4b2b

Square

#2b1c4b

#4b1c25

#3c4b1c

#1c4b42

Shades

Color #2b1c4b mixed toward black.

#24173e

#1d1332

#150e25

#0e0919

#07050c

Tints

Color #2b1c4b mixed toward white.

#472e7c

#6441ae

#886bc8

#b09cda

#d7ceed

Tones

Color #2b1c4b mixed toward gray.

#2c2047

#2e2443

#2f283f

#312c3b

#323037

Accessibility

Aa White text on this color

15.32:1

Aa Black text on this color

1.37:1

White text reads better on this background (15.32:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#252543 · ΔE 6.6

Deuteranopia

#262741 · ΔE 8.1

Tritanopia

#2a3c3a · ΔE 24.6

Achromatopsia

#252525 · ΔE 20.6

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

Code

CSS

background-color: #2b1c4b;

Tailwind (arbitrary value)

bg-[#2b1c4b]

Related colors

Medium Purple #9370db

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Slate Blue #6a5acd

Rebecca Purple #663399

Blue Violet #8a2be2

Frequently asked questions

#2b1c4b (#2b1c4b) is rgb(43, 28, 75) in RGB.

No, #2b1c4b 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 #2b1c4b, or check how it holds up for accessibility.

Generate a palette → Check contrast