#21001E#21001E

#21001E is a very dark, moderate purple. Relative luminance 0.004; OKLCH L 17.1% C 0.077 H 332.1°. Best body text is #FFFFFF at 19.38:1 contrast (WCAG AA passes).

Color values

HEX	#21001E
RGB	rgb(33, 0, 30)
HSL	hsl(305, 100%, 6%)
HSV	hsv(305, 100%, 13%)
CMYK	cmyk(0%, 100%, 9.1%, 87.1%)
CIE-LAB	lab(3.77, 19.04, -11.19)
CIE-LCH	lch(3.77, 22.09, 329.55°)
OKLab	oklab(17.14% 0.0683 -0.0361)
OKLCH	oklch(17.14% 0.077 332.1)
XYZ	xyz(0.8615, 0.4171, 1.2632)
Luminance	0.0042 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21001E #002103

analogous

#140021 #21001E #21000E

triadic

#21001E #1E2100 #001E21

tetradic

#21001E #211400 #002103 #000E21

square

#21001E #211400 #002103 #000E21

split-complementary

#21001E #0E2100 #002114

monochromatic

#1F001C #1F001C #21001E #5E0056 #9B008D

Accessibility & contrast

On white

19.38

#21001E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.08

#21001E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21001E

19.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21001E	#FFFFFF	#000000	##FFFFFF
##21001E	1.00	19.38	1.08	19.38
#FFFFFF	19.38	1.00	21.00	1.00
#000000	1.08	21.00	1.00	21.00
##FFFFFF	19.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000A1F

Deuteranopia (green-blind)

#090F1D

Tritanopia (blue-blind)

#23020D

Achromatopsia (no color)

#0D0D0D

Design tokens & code

CSS

--color: #21001e;
/* rgb */ color: rgb(33, 0, 30);
/* oklch */ color: oklch(17.1% 0.077 332.1);

Tailwind

colors: {
  custom: {
    50: '#5c4659',
    500: '#21001e',
    950: '#000000',
  },
}

SCSS

$custom: #21001e;
$custom-light: #5c4659;
$custom-dark: #000000;

JSON

{
  "hex": "#21001e",
  "rgb": {
    "r": 33,
    "g": 0,
    "b": 30
  },
  "hsl": {
    "h": 305.455,
    "s": 100,
    "l": 6.471
  },
  "oklch": {
    "l": 0.17142,
    "c": 0.07731,
    "h": 332.1
  },
  "luminance": 0.00417
}

Semantic roles & 50–950 ramp

primary

#21001E

secondary

#136A1B

accent

#FF3C29

background

#F5F3F5

surface

#E9E5E9

border

#C5C1C5

text

#040003

muted

#797778

Preview Lab

Preview with #21001E

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

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