#190b21

Color #190b21

A moderately saturated very dark purple.

Closest named color Black #000000 · ΔE 16.81 Nearest Tailwind class mauve-900 #1d161e · ΔE 7

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Conversions

HEX

#190b21

RGB

rgb(25, 11, 33)

HSL

hsl(278.2, 50%, 8.6%)

HSV / HSB

hsv(278.2, 66.7%, 12.9%)

CMYK

cmyk(24.2%, 66.7%, 0%, 87.1%)

LAB

lab(5.02, 10.93, -11.74)

LCH

lch(5.02, 16.04, 312.95)

OKLCH

oklch(18.3%, 0.0471, 311.99)

HWB

hwb(278.2, 4.3%, 87.1%)

Harmony colors

Complementary

#13210b

Analogous

#0e0b21

#190b21

#210b1e

Triadic

#190b21

#21190b

#0b2119

Split-complementary

#190b21

#1e210b

#0b210e

Tetradic

#190b21

#210b13

#13210b

#0b2119

Square

#190b21

#210e0b

#13210b

#0b1e21

Shades

Color #190b21 mixed toward black.

#15091b

#110716

#0c0510

#08040b

#040205

Tints

Color #190b21 mixed toward white.

#451e5b

#713295

#9a50c5

#bc8ad8

#ddc5ec

Tones

Color #190b21 mixed toward gray.

#180d1f

#180f1d

#17101b

#17121a

#161418

Accessibility

Aa White text on this color

18.9:1

Aa Black text on this color

1.11:1

White text reads better on this background (18.9:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#14141d · ΔE 9

Deuteranopia

#15161c · ΔE 10.9

Tritanopia

#181a19 · ΔE 15.6

Achromatopsia

#111111 · ΔE 13.8

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

Code

CSS

background-color: #190b21;

Tailwind (arbitrary value)

bg-[#190b21]

Related colors

Dark Orchid #9932cc

Indigo #4b0082

Dark Violet #9400d3

Blue Violet #8a2be2

Rebecca Purple #663399

Medium Orchid #ba55d3

Frequently asked questions

#190b21 (#190b21) is rgb(25, 11, 33) in RGB.

No, #190b21 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 #190b21, or check how it holds up for accessibility.

Generate a palette → Check contrast