#891C1B#891C1B

#891C1B is a dark, vivid red. Relative luminance 0.062; OKLCH L 41.4% C 0.145 H 26.7°. Best body text is #FFFFFF at 9.35:1 contrast (WCAG AA passes).

Color values

HEX	#891C1B
RGB	rgb(137, 28, 27)
HSL	hsl(1, 67%, 32%)
HSV	hsv(1, 80%, 54%)
CMYK	cmyk(0%, 79.6%, 80.3%, 46.3%)
CIE-LAB	lab(29.98, 44.94, 29.66)
CIE-LCH	lch(29.98, 53.84, 33.42°)
OKLab	oklab(41.38% 0.1293 0.0649)
OKLCH	oklch(41.38% 0.145 26.7)
XYZ	xyz(10.9309, 6.2297, 1.6636)
Luminance	0.0623 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#891C1B #1B8889

analogous

#891B51 #891C1B #89531B

triadic

#891C1B #1B891C #1C1B89

tetradic

#891C1B #51891B #1B8889 #531B89

square

#891C1B #51891B #1B8889 #531B89

split-complementary

#891C1B #1B8953 #1B5189

monochromatic

#230707 #561211 #891C1B #BC2625 #DA4644

Accessibility & contrast

On white

9.35

#891C1B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#891C1B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #891C1B

9.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##891C1B	#FFFFFF	#000000	##FFFFFF
##891C1B	1.00	9.35	2.25	9.35
#FFFFFF	9.35	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E3719

Deuteranopia (green-blind)

#594F16

Tritanopia (blue-blind)

#97001D

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #891c1b;
/* rgb */ color: rgb(137, 28, 27);
/* oklch */ color: oklch(41.4% 0.145 26.7);

Tailwind

colors: {
  custom: {
    50: '#b46358',
    500: '#891c1b',
    950: '#000000',
  },
}

SCSS

$custom: #891c1b;
$custom-light: #b46358;
$custom-dark: #000000;

JSON

{
  "hex": "#891c1b",
  "rgb": {
    "r": 137,
    "g": 28,
    "b": 27
  },
  "hsl": {
    "h": 0.545,
    "s": 67.073,
    "l": 32.157
  },
  "oklch": {
    "l": 0.41377,
    "c": 0.14465,
    "h": 26.7
  },
  "luminance": 0.06228
}

Semantic roles & 50–950 ramp

primary

#891C1B

secondary

#44BABC

accent

#E8EA3E

background

#FCF6F5

surface

#F8EBE9

border

#D1C6C5

text

#130603

muted

#827A78

Preview Lab

Preview with #891C1B

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

Preview Lab → · Contrast checker → · Palette generator →