#21000A#21000A

#21000A is a very dark, moderate pink. Relative luminance 0.003; OKLCH L 16.0% C 0.064 H 3.9°. Best body text is #FFFFFF at 19.64:1 contrast (WCAG AA passes).

Color values

HEX	#21000A
RGB	rgb(33, 0, 10)
HSL	hsl(342, 100%, 6%)
HSV	hsv(342, 100%, 13%)
CMYK	cmyk(0%, 100%, 69.7%, 87.1%)
CIE-LAB	lab(3.12, 14.49, 0.83)
CIE-LCH	lch(3.12, 14.52, 3.29°)
OKLab	oklab(15.96% 0.0641 0.0044)
OKLCH	oklch(15.96% 0.064 3.9)
XYZ	xyz(0.6821, 0.3454, 0.3178)
Luminance	0.0034 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21000A #002117

analogous

#21001B #21000A #210700

triadic

#21000A #0A2100 #000A21

tetradic

#21000A #1B2100 #002117 #070021

square

#21000A #1B2100 #002117 #070021

split-complementary

#21000A #002107 #001B21

monochromatic

#1F0009 #1F0009 #21000A #5E001D #9B002F

Accessibility & contrast

On white

19.64

#21000A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.07

#21000A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21000A

19.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21000A	#FFFFFF	#000000	##FFFFFF
##21000A	1.00	19.64	1.07	19.64
#FFFFFF	19.64	1.00	21.00	1.00
#000000	1.07	21.00	1.00	21.00
##FFFFFF	19.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#06070A

Deuteranopia (green-blind)

#0F0E09

Tritanopia (blue-blind)

#250003

Achromatopsia (no color)

#0B0B0B

Design tokens & code

CSS

--color: #21000a;
/* rgb */ color: rgb(33, 0, 10);
/* oklch */ color: oklch(16.0% 0.064 3.9);

Tailwind

colors: {
  custom: {
    50: '#5c464b',
    500: '#21000a',
    950: '#000000',
  },
}

SCSS

$custom: #21000a;
$custom-light: #5c464b;
$custom-dark: #000000;

JSON

{
  "hex": "#21000a",
  "rgb": {
    "r": 33,
    "g": 0,
    "b": 10
  },
  "hsl": {
    "h": 341.818,
    "s": 100,
    "l": 6.471
  },
  "oklch": {
    "l": 0.15957,
    "c": 0.06422,
    "h": 3.9
  },
  "luminance": 0.00345
}

Semantic roles & 50–950 ramp

primary

#21000A

secondary

#136A50

accent

#FFBE29

background

#F5F3F4

surface

#E9E5E7

border

#C5C1C3

text

#040001

muted

#797777

Preview Lab

Preview with #21000A

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

Preview Lab → · Contrast checker → · Palette generator →