#821831#821831

#821831 is a dark, vivid red. Relative luminance 0.056; OKLCH L 40.1% C 0.140 H 13.5°. Best body text is #FFFFFF at 9.89:1 contrast (WCAG AA passes).

Color values

HEX	#821831
RGB	rgb(130, 24, 49)
HSL	hsl(346, 69%, 30%)
HSV	hsv(346, 82%, 51%)
CMYK	cmyk(0%, 81.5%, 62.3%, 49%)
CIE-LAB	lab(28.44, 45.19, 13.28)
CIE-LCH	lch(28.44, 47.10, 16.37°)
OKLab	oklab(40.09% 0.136 0.0326)
OKLCH	oklch(40.09% 0.14 13.5)
XYZ	xyz(10.0880, 5.6224, 3.4592)
Luminance	0.0562 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#821831 #188269

analogous

#821866 #821831 #823418

triadic

#821831 #318218 #183182

tetradic

#821831 #668218 #188269 #341882

square

#821831 #668218 #188269 #341882

split-complementary

#821831 #188234 #186682

monochromatic

#1B050A #4E0E1E #821831 #B62244 #DB3A60

Accessibility & contrast

On white

9.89

#821831 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#821831 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #821831

9.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##821831	#FFFFFF	#000000	##FFFFFF
##821831	1.00	9.89	2.12	9.89
#FFFFFF	9.89	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#363531

Deuteranopia (green-blind)

#514B2E

Tritanopia (blue-blind)

#8F0023

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #821831;
/* rgb */ color: rgb(130, 24, 49);
/* oklch */ color: oklch(40.1% 0.140 13.5);

Tailwind

colors: {
  custom: {
    50: '#ad6168',
    500: '#821831',
    950: '#000000',
  },
}

SCSS

$custom: #821831;
$custom-light: #ad6168;
$custom-dark: #000000;

JSON

{
  "hex": "#821831",
  "rgb": {
    "r": 130,
    "g": 24,
    "b": 49
  },
  "hsl": {
    "h": 345.849,
    "s": 68.831,
    "l": 30.196
  },
  "oklch": {
    "l": 0.40088,
    "c": 0.13986,
    "h": 13.5
  },
  "luminance": 0.05621
}

Semantic roles & 50–950 ramp

primary

#821831

secondary

#40B69A

accent

#ECC23C

background

#FBF6F6

surface

#F6EBEB

border

#D0C6C6

text

#110506

muted

#807A7A

Preview Lab

Preview with #821831

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

Preview Lab → · Contrast checker → · Palette generator →