#21083C#21083C

#21083C is a very dark, moderate violet. Relative luminance 0.008; OKLCH L 21.3% C 0.093 H 300.4°. Best body text is #FFFFFF at 18.03:1 contrast (WCAG AA passes).

Color values

HEX	#21083C
RGB	rgb(33, 8, 60)
HSL	hsl(269, 76%, 13%)
HSV	hsv(269, 87%, 24%)
CMYK	cmyk(45%, 86.7%, 0%, 76.5%)
CIE-LAB	lab(7.44, 25.21, -27.98)
CIE-LCH	lch(7.44, 37.66, 312.03°)
OKLab	oklab(21.33% 0.047 -0.08)
OKLCH	oklch(21.33% 0.093 300.4)
XYZ	xyz(1.5294, 0.8232, 4.3524)
Luminance	0.0082 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21083C #233C08

analogous

#08093C #21083C #3B083C

triadic

#21083C #3C2108 #083C21

tetradic

#21083C #3C0809 #233C08 #083C3B

square

#21083C #3C0809 #233C08 #083C3B

split-complementary

#21083C #3C3B08 #093C08

monochromatic

#0F041B #0F041B #21083C #3F0F72 #5C16A8

Accessibility & contrast

On white

18.03

#21083C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.16

#21083C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21083C

18.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21083C	#FFFFFF	#000000	##FFFFFF
##21083C	1.00	18.03	1.16	18.03
#FFFFFF	18.03	1.00	21.00	1.00
#000000	1.16	21.00	1.00	21.00
##FFFFFF	18.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00163D

Deuteranopia (green-blind)

#00163B

Tritanopia (blue-blind)

#1B1521

Achromatopsia (no color)

#161616

Design tokens & code

CSS

--color: #21083c;
/* rgb */ color: rgb(33, 8, 60);
/* oklch */ color: oklch(21.3% 0.093 300.4);

Tailwind

colors: {
  custom: {
    50: '#604a72',
    500: '#21083c',
    950: '#000000',
  },
}

SCSS

$custom: #21083c;
$custom-light: #604a72;
$custom-dark: #000000;

JSON

{
  "hex": "#21083c",
  "rgb": {
    "r": 33,
    "g": 8,
    "b": 60
  },
  "hsl": {
    "h": 268.846,
    "s": 76.471,
    "l": 13.333
  },
  "oklch": {
    "l": 0.21333,
    "c": 0.09277,
    "h": 300.4
  },
  "luminance": 0.00823
}

Semantic roles & 50–950 ramp

primary

#21083C

secondary

#527B25

accent

#F33598

background

#F5F4F6

surface

#EAE7EC

border

#C6C3C7

text

#050108

muted

#79777B

Preview Lab

Preview with #21083C

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

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