#891B33#891B33

#891B33 is a dark, vivid red. Relative luminance 0.063; OKLCH L 41.7% C 0.144 H 14.4°. Best body text is #FFFFFF at 9.26:1 contrast (WCAG AA passes).

Color values

HEX	#891B33
RGB	rgb(137, 27, 51)
HSL	hsl(347, 67%, 32%)
HSV	hsv(347, 80%, 54%)
CMYK	cmyk(0%, 80.3%, 62.8%, 46.3%)
CIE-LAB	lab(30.26, 46.51, 14.63)
CIE-LCH	lch(30.26, 48.75, 17.46°)
OKLab	oklab(41.71% 0.1397 0.0358)
OKLCH	oklch(41.71% 0.144 14.4)
XYZ	xyz(11.3072, 6.3429, 3.7602)
Luminance	0.0634 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#891B33 #1B8971

analogous

#891B6A #891B33 #893A1B

triadic

#891B33 #33891B #1B3389

tetradic

#891B33 #6A891B #1B8971 #3A1B89

square

#891B33 #6A891B #1B8971 #3A1B89

split-complementary

#891B33 #1B893A #1B6A89

monochromatic

#23070D #561120 #891B33 #BC2546 #DA4465

Accessibility & contrast

On white

9.26

#891B33 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#891B33 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #891B33

9.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##891B33	#FFFFFF	#000000	##FFFFFF
##891B33	1.00	9.26	2.27	9.26
#FFFFFF	9.26	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A3933

Deuteranopia (green-blind)

#564F30

Tritanopia (blue-blind)

#970025

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #891b33;
/* rgb */ color: rgb(137, 27, 51);
/* oklch */ color: oklch(41.7% 0.144 14.4);

Tailwind

colors: {
  custom: {
    50: '#b2636a',
    500: '#891b33',
    950: '#000000',
  },
}

SCSS

$custom: #891b33;
$custom-light: #b2636a;
$custom-dark: #000000;

JSON

{
  "hex": "#891b33",
  "rgb": {
    "r": 137,
    "g": 27,
    "b": 51
  },
  "hsl": {
    "h": 346.909,
    "s": 67.073,
    "l": 32.157
  },
  "oklch": {
    "l": 0.41708,
    "c": 0.14419,
    "h": 14.4
  },
  "luminance": 0.06341
}

Semantic roles & 50–950 ramp

primary

#891B33

secondary

#44BCA2

accent

#EAC43E

background

#FBF6F6

surface

#F6EBEB

border

#D0C6C6

text

#120606

muted

#817A7A

Preview Lab

Preview with #891B33

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

Preview Lab → · Contrast checker → · Palette generator →