#421b88

Color #421b88

A moderately saturated dark purple.

Closest named color Indigo #4b0082 · ΔE 8.5 Nearest Tailwind class violet-900 #4d179a · ΔE 3.1

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Conversions

HEX

#421b88

RGB

rgb(66, 27, 136)

HSL

hsl(261.5, 66.9%, 32%)

HSV / HSB

hsv(261.5, 80.1%, 53.3%)

CMYK

cmyk(51.5%, 80.1%, 0%, 46.7%)

LAB

lab(22.72, 43.49, -53.43)

LCH

lch(22.72, 68.89, 309.14)

OKLCH

oklch(35.4%, 0.1654, 291.83)

HWB

hwb(261.5, 10.6%, 46.7%)

Harmony colors

Complementary

#61881b

Analogous

#1b2a88

#421b88

#791b88

Triadic

#421b88

#88421b

#1b8842

Split-complementary

#421b88

#88791b

#2a881b

Tetradic

#421b88

#881b61

#61881b

#1b8842

Square

#421b88

#881b2a

#61881b

#1b8879

Shades

Color #421b88 mixed toward black.

#371771

#2c125b

#210e44

#16092d

#0b0517

Tints

Color #421b88 mixed toward white.

#5a25b8

#753ed9

#986ee2

#ba9fec

#ddcff5

Tones

Color #421b88 mixed toward gray.

#45247f

#472d76

#4a366d

#4c3f64

#4f495b

Accessibility

Aa White text on this color

12.04:1

Aa Black text on this color

1.74:1

White text reads better on this background (12.04:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#353578 · ΔE 8.9

Deuteranopia

#373974 · ΔE 10.6

Tritanopia

#416a67 · ΔE 32.7

Achromatopsia

#363636 · ΔE 27.1

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

Code

CSS

background-color: #421b88;

Tailwind (arbitrary value)

bg-[#421b88]

Related colors

Medium Purple #9370db

Rebecca Purple #663399

Blue Violet #8a2be2

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Indigo #4b0082

Frequently asked questions

#421b88 (#421b88) is rgb(66, 27, 136) in RGB.

No, #421b88 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 #421b88, or check how it holds up for accessibility.

Generate a palette → Check contrast