#21092B#21092B

#21092B is a very dark, moderate purple. Relative luminance 0.007; OKLCH L 19.9% C 0.069 H 314.5°. Best body text is #FFFFFF at 18.44:1 contrast (WCAG AA passes).

Color values

HEX	#21092B
RGB	rgb(33, 9, 43)
HSL	hsl(282, 65%, 10%)
HSV	hsv(282, 79%, 17%)
CMYK	cmyk(23.3%, 79.1%, 0%, 83.1%)
CIE-LAB	lab(6.26, 19.19, -17.36)
CIE-LCH	lch(6.26, 25.88, 317.87°)
OKLab	oklab(19.92% 0.0486 -0.0495)
OKLCH	oklch(19.92% 0.069 314.5)
XYZ	xyz(1.1609, 0.6932, 2.3577)
Luminance	0.0069 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21092B #132B09

analogous

#10092B #21092B #2B0924

triadic

#21092B #2B2109 #092B21

tetradic

#21092B #2B1009 #132B09 #09242B

square

#21092B #2B1009 #132B09 #09242B

split-complementary

#21092B #242B09 #092B10

monochromatic

#130519 #130519 #21092B #48145E #6F1E90

Accessibility & contrast

On white

18.44

#21092B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.14

#21092B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21092B

18.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21092B	#FFFFFF	#000000	##FFFFFF
##21092B	1.00	18.44	1.14	18.44
#FFFFFF	18.44	1.00	21.00	1.00
#000000	1.14	21.00	1.00	21.00
##FFFFFF	18.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#01132C

Deuteranopia (green-blind)

#08142A

Tritanopia (blue-blind)

#200F18

Achromatopsia (no color)

#141414

Design tokens & code

CSS

--color: #21092b;
/* rgb */ color: rgb(33, 9, 43);
/* oklch */ color: oklch(19.9% 0.069 314.5);

Tailwind

colors: {
  custom: {
    50: '#5d4a64',
    500: '#21092b',
    950: '#000000',
  },
}

SCSS

$custom: #21092b;
$custom-light: #5d4a64;
$custom-dark: #000000;

JSON

{
  "hex": "#21092b",
  "rgb": {
    "r": 33,
    "g": 9,
    "b": 43
  },
  "hsl": {
    "h": 282.353,
    "s": 65.385,
    "l": 10.196
  },
  "oklch": {
    "l": 0.19924,
    "c": 0.06937,
    "h": 314.5
  },
  "luminance": 0.00693
}

Semantic roles & 50–950 ramp

primary

#21092B

secondary

#3A6927

accent

#E83F71

background

#F5F4F6

surface

#E9E7EB

border

#C5C3C6

text

#040105

muted

#79777A

Preview Lab

Preview with #21092B

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →