#4b1b64

Color #4b1b64

A moderately saturated dark purple.

Closest named color Dark Slate Blue #483d8b · ΔE 16.41 Nearest Tailwind class purple-950 #3c0366 · ΔE 5.3

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Conversions

HEX

#4b1b64

RGB

rgb(75, 27, 100)

HSL

hsl(279.5, 57.5%, 24.9%)

HSV / HSB

hsv(279.5, 73%, 39.2%)

CMYK

cmyk(25%, 73%, 0%, 60.8%)

LAB

lab(20.83, 35.74, -33.39)

LCH

lch(20.83, 48.91, 316.95)

OKLCH

oklch(33.3%, 0.1262, 311.63)

HWB

hwb(279.5, 10.6%, 60.8%)

Harmony colors

Complementary

#34641b

Analogous

#271b64

#4b1b64

#641b58

Triadic

#4b1b64

#644b1b

#1b644b

Split-complementary

#4b1b64

#58641b

#1b6427

Tetradic

#4b1b64

#641b34

#34641b

#1b644b

Square

#4b1b64

#64271b

#34641b

#1b5864

Shades

Color #4b1b64 mixed toward black.

#3f1653

#321243

#260d32

#190921

#0d0411

Tints

Color #4b1b64 mixed toward white.

#712996

#9736c9

#b168d6

#cb9ae4

#e5cdf1

Tones

Color #4b1b64 mixed toward gray.

#49215e

#472758

#452d52

#43334c

#413946

Accessibility

Aa White text on this color

12.81:1

Aa Black text on this color

1.64:1

White text reads better on this background (12.81:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#3c3b59 · ΔE 13.8

Deuteranopia

#3e4156 · ΔE 16.8

Tritanopia

#494e4c · ΔE 25.4

Achromatopsia

#323232 · ΔE 24.2

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

Code

CSS

background-color: #4b1b64;

Tailwind (arbitrary value)

bg-[#4b1b64]

Related colors

Dark Orchid #9932cc

Dark Violet #9400d3

Indigo #4b0082

Blue Violet #8a2be2

Medium Orchid #ba55d3

Rebecca Purple #663399

Frequently asked questions

#4b1b64 (#4b1b64) is rgb(75, 27, 100) in RGB.

No, #4b1b64 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 #4b1b64, or check how it holds up for accessibility.

Generate a palette → Check contrast