#891D1B#891D1B

#891D1B is a dark, vivid red. Relative luminance 0.063; OKLCH L 41.5% C 0.144 H 27.0°. Best body text is #FFFFFF at 9.31:1 contrast (WCAG AA passes).

Color values

HEX	#891D1B
RGB	rgb(137, 29, 27)
HSL	hsl(1, 67%, 32%)
HSV	hsv(1, 80%, 54%)
CMYK	cmyk(0%, 78.8%, 80.3%, 46.3%)
CIE-LAB	lab(30.10, 44.61, 29.78)
CIE-LCH	lch(30.10, 53.64, 33.73°)
OKLab	oklab(41.47% 0.1282 0.0652)
OKLCH	oklch(41.47% 0.144 27)
XYZ	xyz(10.9550, 6.2780, 1.6716)
Luminance	0.0628 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#891D1B #1B8789

analogous

#891B50 #891D1B #89541B

triadic

#891D1B #1B891D #1D1B89

tetradic

#891D1B #50891B #1B8789 #541B89

square

#891D1B #50891B #1B8789 #541B89

split-complementary

#891D1B #1B8954 #1B5089

monochromatic

#230707 #561211 #891D1B #BC2825 #DA4744

Accessibility & contrast

On white

9.31

#891D1B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.26

#891D1B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #891D1B

9.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##891D1B	#FFFFFF	#000000	##FFFFFF
##891D1B	1.00	9.31	2.26	9.31
#FFFFFF	9.31	1.00	21.00	1.00
#000000	2.26	21.00	1.00	21.00
##FFFFFF	9.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E3819

Deuteranopia (green-blind)

#594F16

Tritanopia (blue-blind)

#97001E

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #891d1b;
/* rgb */ color: rgb(137, 29, 27);
/* oklch */ color: oklch(41.5% 0.144 27.0);

Tailwind

colors: {
  custom: {
    50: '#b46358',
    500: '#891d1b',
    950: '#000000',
  },
}

SCSS

$custom: #891d1b;
$custom-light: #b46358;
$custom-dark: #000000;

JSON

{
  "hex": "#891d1b",
  "rgb": {
    "r": 137,
    "g": 29,
    "b": 27
  },
  "hsl": {
    "h": 1.091,
    "s": 67.073,
    "l": 32.157
  },
  "oklch": {
    "l": 0.41465,
    "c": 0.14385,
    "h": 27
  },
  "luminance": 0.06276
}

Semantic roles & 50–950 ramp

primary

#891D1B

secondary

#44B9BC

accent

#E7EA3E

background

#FCF6F5

surface

#F8EBE9

border

#D1C6C5

text

#130603

muted

#827A78

Preview Lab

Preview with #891D1B

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

Preview Lab → · Contrast checker → · Palette generator →