#821A2B#821A2B

#821A2B is a dark, vivid red. Relative luminance 0.057; OKLCH L 40.1% C 0.138 H 17.6°. Best body text is #FFFFFF at 9.85:1 contrast (WCAG AA passes).

Color values

HEX	#821A2B
RGB	rgb(130, 26, 43)
HSL	hsl(350, 67%, 31%)
HSV	hsv(350, 80%, 51%)
CMYK	cmyk(0%, 80%, 66.9%, 49%)
CIE-LAB	lab(28.54, 44.16, 17.41)
CIE-LCH	lch(28.54, 47.47, 21.51°)
OKLab	oklab(40.12% 0.1315 0.0416)
OKLCH	oklch(40.12% 0.138 17.6)
XYZ	xyz(10.0124, 5.6606, 2.8504)
Luminance	0.0566 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#821A2B #1A8271

analogous

#821A5F #821A2B #823D1A

triadic

#821A2B #2B821A #1A2B82

tetradic

#821A2B #5F821A #1A8271 #3D1A82

square

#821A2B #5F821A #1A8271 #3D1A82

split-complementary

#821A2B #1A823D #1A5F82

monochromatic

#1C0609 #4F101A #821A2B #B5243C #D83E57

Accessibility & contrast

On white

9.85

#821A2B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#821A2B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #821A2B

9.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##821A2B	#FFFFFF	#000000	##FFFFFF
##821A2B	1.00	9.85	2.13	9.85
#FFFFFF	9.85	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#38352B

Deuteranopia (green-blind)

#524B28

Tritanopia (blue-blind)

#8F0021

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #821a2b;
/* rgb */ color: rgb(130, 26, 43);
/* oklch */ color: oklch(40.1% 0.138 17.6);

Tailwind

colors: {
  custom: {
    50: '#ad6164',
    500: '#821a2b',
    950: '#000000',
  },
}

SCSS

$custom: #821a2b;
$custom-light: #ad6164;
$custom-dark: #000000;

JSON

{
  "hex": "#821a2b",
  "rgb": {
    "r": 130,
    "g": 26,
    "b": 43
  },
  "hsl": {
    "h": 350.192,
    "s": 66.667,
    "l": 30.588
  },
  "oklch": {
    "l": 0.40122,
    "c": 0.13788,
    "h": 17.6
  },
  "luminance": 0.05659
}

Semantic roles & 50–950 ramp

primary

#821A2B

secondary

#42B6A3

accent

#EACE3E

background

#FBF6F5

surface

#F6EBEA

border

#D0C6C6

text

#110505

muted

#807A79

Preview Lab

Preview with #821A2B

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

Preview Lab → · Contrast checker → · Palette generator →