#821B2C#821B2C

#821B2C is a dark, vivid red. Relative luminance 0.057; OKLCH L 40.2% C 0.137 H 17.2°. Best body text is #FFFFFF at 9.80:1 contrast (WCAG AA passes).

Color values

HEX	#821B2C
RGB	rgb(130, 27, 44)
HSL	hsl(350, 66%, 31%)
HSV	hsv(350, 79%, 51%)
CMYK	cmyk(0%, 79.2%, 66.2%, 49%)
CIE-LAB	lab(28.68, 43.89, 16.92)
CIE-LCH	lch(28.68, 47.04, 21.08°)
OKLab	oklab(40.23% 0.1308 0.0406)
OKLCH	oklch(40.23% 0.137 17.2)
XYZ	xyz(10.0536, 5.7131, 2.9557)
Luminance	0.0571 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#821B2C #1B8271

analogous

#821B5F #821B2C #823D1B

triadic

#821B2C #2C821B #1B2C82

tetradic

#821B2C #5F821B #1B8271 #3D1B82

square

#821B2C #5F821B #1B8271 #3D1B82

split-complementary

#821B2C #1B823D #1B5F82

monochromatic

#1D060A #4F101B #821B2C #B5263D #D74059

Accessibility & contrast

On white

9.80

#821B2C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#821B2C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #821B2C

9.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##821B2C	#FFFFFF	#000000	##FFFFFF
##821B2C	1.00	9.80	2.14	9.80
#FFFFFF	9.80	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#39362C

Deuteranopia (green-blind)

#534B29

Tritanopia (blue-blind)

#8F0022

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #821b2c;
/* rgb */ color: rgb(130, 27, 44);
/* oklch */ color: oklch(40.2% 0.137 17.2);

Tailwind

colors: {
  custom: {
    50: '#ad6264',
    500: '#821b2c',
    950: '#000000',
  },
}

SCSS

$custom: #821b2c;
$custom-light: #ad6264;
$custom-dark: #000000;

JSON

{
  "hex": "#821b2c",
  "rgb": {
    "r": 130,
    "g": 27,
    "b": 44
  },
  "hsl": {
    "h": 350.097,
    "s": 65.605,
    "l": 30.784
  },
  "oklch": {
    "l": 0.4023,
    "c": 0.13696,
    "h": 17.2
  },
  "luminance": 0.05712
}

Semantic roles & 50–950 ramp

primary

#821B2C

secondary

#43B6A3

accent

#E9CD3F

background

#FBF6F6

surface

#F6EBEB

border

#D0C6C6

text

#110605

muted

#807A7A

Preview Lab

Preview with #821B2C

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

Preview Lab → · Contrast checker → · Palette generator →