#821E2B#821E2B

#821E2B is a dark, vivid red. Relative luminance 0.058; OKLCH L 40.5% C 0.134 H 18.7°. Best body text is #FFFFFF at 9.68:1 contrast (WCAG AA passes).

Color values

HEX	#821E2B
RGB	rgb(130, 30, 43)
HSL	hsl(352, 63%, 31%)
HSV	hsv(352, 77%, 51%)
CMYK	cmyk(0%, 76.9%, 66.9%, 49%)
CIE-LAB	lab(29.03, 42.78, 18.04)
CIE-LCH	lch(29.03, 46.43, 22.86°)
OKLab	oklab(40.49% 0.127 0.043)
OKLCH	oklch(40.49% 0.134 18.7)
XYZ	xyz(10.1073, 5.8503, 2.8820)
Luminance	0.0585 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#821E2B #1E8275

analogous

#821E5D #821E2B #82431E

triadic

#821E2B #2B821E #1E2B82

tetradic

#821E2B #5D821E #1E8275 #431E82

square

#821E2B #5D821E #1E8275 #431E82

split-complementary

#821E2B #1E8243 #1E5D82

monochromatic

#1F070A #50131B #821E2B #B4293B #D44659

Accessibility & contrast

On white

9.68

#821E2B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#821E2B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #821E2B

9.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##821E2B	#FFFFFF	#000000	##FFFFFF
##821E2B	1.00	9.68	2.17	9.68
#FFFFFF	9.68	1.00	21.00	1.00
#000000	2.17	21.00	1.00	21.00
##FFFFFF	9.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A372B

Deuteranopia (green-blind)

#544C28

Tritanopia (blue-blind)

#8F0024

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #821e2b;
/* rgb */ color: rgb(130, 30, 43);
/* oklch */ color: oklch(40.5% 0.134 18.7);

Tailwind

colors: {
  custom: {
    50: '#ad6364',
    500: '#821e2b',
    950: '#000000',
  },
}

SCSS

$custom: #821e2b;
$custom-light: #ad6364;
$custom-dark: #000000;

JSON

{
  "hex": "#821e2b",
  "rgb": {
    "r": 130,
    "g": 30,
    "b": 43
  },
  "hsl": {
    "h": 352.2,
    "s": 62.5,
    "l": 31.373
  },
  "oklch": {
    "l": 0.40487,
    "c": 0.13412,
    "h": 18.7
  },
  "luminance": 0.05849
}

Semantic roles & 50–950 ramp

primary

#821E2B

secondary

#47B5A7

accent

#E6D042

background

#FBF6F5

surface

#F6EBEA

border

#D0C6C6

text

#110605

muted

#807A79

Preview Lab

Preview with #821E2B

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

Preview Lab → · Contrast checker → · Palette generator →