#21041B#21041B

#21041B is a very dark, moderate pink. Relative luminance 0.005; OKLCH L 17.8% C 0.063 H 336.8°. Best body text is #FFFFFF at 19.13:1 contrast (WCAG AA passes).

Color values

HEX	#21041B
RGB	rgb(33, 4, 27)
HSL	hsl(312, 78%, 7%)
HSV	hsv(312, 88%, 13%)
CMYK	cmyk(0%, 87.9%, 18.2%, 87.1%)
CIE-LAB	lab(4.42, 16.51, -7.84)
CIE-LCH	lch(4.42, 18.28, 334.61°)
OKLab	oklab(17.81% 0.0577 -0.0247)
OKLCH	oklch(17.81% 0.063 336.8)
XYZ	xyz(0.8685, 0.4894, 1.0854)
Luminance	0.0049 (WCAG relative)
Temperature	neutral
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21041B #04210A

analogous

#190421 #21041B #21040D

triadic

#21041B #1B2104 #041B21

tetradic

#21041B #211904 #04210A #040D21

square

#21041B #211904 #04210A #040D21

split-complementary

#21041B #0D2104 #042119

monochromatic

#1B0316 #1B0316 #21041B #580B48 #8E1174

Accessibility & contrast

On white

19.13

#21041B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.10

#21041B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21041B

19.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21041B	#FFFFFF	#000000	##FFFFFF
##21041B	1.00	19.13	1.10	19.13
#FFFFFF	19.13	1.00	21.00	1.00
#000000	1.10	21.00	1.00	21.00
##FFFFFF	19.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#040C1C

Deuteranopia (green-blind)

#0D111A

Tritanopia (blue-blind)

#23050E

Achromatopsia (no color)

#0F0F0F

Design tokens & code

CSS

--color: #21041b;
/* rgb */ color: rgb(33, 4, 27);
/* oklch */ color: oklch(17.8% 0.063 336.8);

Tailwind

colors: {
  custom: {
    50: '#5c4857',
    500: '#21041b',
    950: '#000000',
  },
}

SCSS

$custom: #21041b;
$custom-light: #5c4857;
$custom-dark: #000000;

JSON

{
  "hex": "#21041b",
  "rgb": {
    "r": 33,
    "g": 4,
    "b": 27
  },
  "hsl": {
    "h": 312.414,
    "s": 78.378,
    "l": 7.255
  },
  "oklch": {
    "l": 0.17806,
    "c": 0.0628,
    "h": 336.8
  },
  "luminance": 0.00489
}

Semantic roles & 50–950 ramp

primary

#21041B

secondary

#1D642C

accent

#F55B33

background

#F5F4F5

surface

#E9E6E9

border

#C5C2C5

text

#040003

muted

#797778

Preview Lab

Preview with #21041B

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

Preview Lab → · Contrast checker → · Palette generator →