#21002f

Color #21002f

A vivid, highly saturated very dark purple.

Closest named color Midnight Blue #191970 · ΔE 29.84 Nearest Tailwind class indigo-950 #1e1a4d · ΔE 9.1

Open in Palette generator Color wheel Color mixer Contrast checker Blindness simulator Gradient

Conversions

HEX

#21002f

RGB

rgb(33, 0, 47)

HSL

hsl(282.1, 100%, 9.2%)

HSV / HSB

hsv(282.1, 100%, 18.4%)

CMYK

cmyk(29.8%, 100%, 0%, 81.6%)

LAB

lab(4.77, 24.91, -22.72)

LCH

lch(4.77, 33.72, 317.63)

OKLCH

oklch(18.7%, 0.0927, 313.56)

HWB

hwb(282.1, 0%, 81.6%)

Harmony colors

Complementary

#0e2f00

Analogous

#09002f

#21002f

#2f0025

Triadic

#21002f

#2f2100

#002f21

Split-complementary

#21002f

#252f00

#002f09

Tetradic

#21002f

#2f000e

#0e2f00

#002f21

Square

#21002f

#2f0900

#0e2f00

#00252f

Shades

Color #21002f mixed toward black.

#1b0027

#16001f

#100017

#0b0010

#050008

Tints

Color #21002f mixed toward white.

#57007c

#8d00c9

#ba17ff

#d165ff

#e8b2ff

Tones

Color #21002f mixed toward gray.

#1f042b

#1e0827

#1c0c23

#1b101f

#19141b

Accessibility

Aa White text on this color

18.99:1

Aa Black text on this color

1.11:1

White text reads better on this background (18.99:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#171728 · ΔE 13.1

Deuteranopia

#191b27 · ΔE 16

Tritanopia

#202221 · ΔE 22

Achromatopsia

#101010 · ΔE 21.4

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

Code

CSS

background-color: #21002f;

Tailwind (arbitrary value)

bg-[#21002f]

Related colors

Dark Violet #9400d3

Dark Orchid #9932cc

Medium Orchid #ba55d3

Indigo #4b0082

Blue Violet #8a2be2

Rebecca Purple #663399

Frequently asked questions

#21002f (#21002f) is rgb(33, 0, 47) in RGB.

No, #21002f 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 #21002f, or check how it holds up for accessibility.

Generate a palette → Check contrast