#21052C#21052C

#21052C is a very dark, moderate purple. Relative luminance 0.006; OKLCH L 19.3% C 0.079 H 314.8°. Best body text is #FFFFFF at 18.70:1 contrast (WCAG AA passes).

Color values

HEX	#21052C
RGB	rgb(33, 5, 44)
HSL	hsl(283, 80%, 10%)
HSV	hsv(283, 89%, 17%)
CMYK	cmyk(25%, 88.6%, 0%, 82.7%)
CIE-LAB	lab(5.54, 21.45, -19.25)
CIE-LCH	lch(5.54, 28.82, 318.10°)
OKLab	oklab(19.32% 0.0553 -0.0558)
OKLCH	oklch(19.32% 0.079 314.8)
XYZ	xyz(1.1360, 0.6138, 2.4410)
Luminance	0.0061 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21052C #102C05

analogous

#0E052C #21052C #2C0524

triadic

#21052C #2C2105 #052C21

tetradic

#21052C #2C0E05 #102C05 #05242C

square

#21052C #2C0E05 #102C05 #05242C

split-complementary

#21052C #242C05 #052C0E

monochromatic

#15031B #15031B #21052C #4A0B63 #73119A

Accessibility & contrast

On white

18.70

#21052C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#21052C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21052C

18.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21052C	#FFFFFF	#000000	##FFFFFF
##21052C	1.00	18.70	1.12	18.70
#FFFFFF	18.70	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00112D

Deuteranopia (green-blind)

#04132B

Tritanopia (blue-blind)

#200D17

Achromatopsia (no color)

#121212

Design tokens & code

CSS

--color: #21052c;
/* rgb */ color: rgb(33, 5, 44);
/* oklch */ color: oklch(19.3% 0.079 314.8);

Tailwind

colors: {
  custom: {
    50: '#5e4865',
    500: '#21052c',
    950: '#000000',
  },
}

SCSS

$custom: #21052c;
$custom-light: #5e4865;
$custom-dark: #000000;

JSON

{
  "hex": "#21052c",
  "rgb": {
    "r": 33,
    "g": 5,
    "b": 44
  },
  "hsl": {
    "h": 283.077,
    "s": 79.592,
    "l": 9.608
  },
  "oklch": {
    "l": 0.19321,
    "c": 0.07857,
    "h": 314.8
  },
  "luminance": 0.00614
}

Semantic roles & 50–950 ramp

primary

#21052C

secondary

#356E1F

accent

#F63269

background

#F5F4F6

surface

#E9E6EB

border

#C5C2C6

text

#040005

muted

#79777A

Preview Lab

Preview with #21052C

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

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