#871A1C#871A1C

#871A1C is a dark, vivid red. Relative luminance 0.060; OKLCH L 40.8% C 0.144 H 25.6°. Best body text is #FFFFFF at 9.57:1 contrast (WCAG AA passes).

Color values

HEX	#871A1C
RGB	rgb(135, 26, 28)
HSL	hsl(359, 68%, 32%)
HSV	hsv(359, 81%, 53%)
CMYK	cmyk(0%, 80.7%, 79.3%, 47.1%)
CIE-LAB	lab(29.35, 44.99, 28.25)
CIE-LCH	lch(29.35, 53.12, 32.13°)
OKLab	oklab(40.84% 0.1299 0.0623)
OKLCH	oklch(40.84% 0.144 25.6)
XYZ	xyz(10.5719, 5.9752, 1.6951)
Luminance	0.0597 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#871A1C #1A8785

analogous

#871A53 #871A1C #874F1A

triadic

#871A1C #1C871A #1A1C87

tetradic

#871A1C #53871A #1A8785 #4F1A87

square

#871A1C #53871A #1A8785 #4F1A87

split-complementary

#871A1C #1A874F #1A5387

monochromatic

#200607 #541011 #871A1C #BA2427 #DA4144

Accessibility & contrast

On white

9.57

#871A1C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.19

#871A1C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #871A1C

9.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##871A1C	#FFFFFF	#000000	##FFFFFF
##871A1C	1.00	9.57	2.19	9.57
#FFFFFF	9.57	1.00	21.00	1.00
#000000	2.19	21.00	1.00	21.00
##FFFFFF	9.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C361B

Deuteranopia (green-blind)

#574E17

Tritanopia (blue-blind)

#95001C

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #871a1c;
/* rgb */ color: rgb(135, 26, 28);
/* oklch */ color: oklch(40.8% 0.144 25.6);

Tailwind

colors: {
  custom: {
    50: '#b26258',
    500: '#871a1c',
    950: '#000000',
  },
}

SCSS

$custom: #871a1c;
$custom-light: #b26258;
$custom-dark: #000000;

JSON

{
  "hex": "#871a1c",
  "rgb": {
    "r": 135,
    "g": 26,
    "b": 28
  },
  "hsl": {
    "h": 358.899,
    "s": 67.702,
    "l": 31.569
  },
  "oklch": {
    "l": 0.40835,
    "c": 0.14408,
    "h": 25.6
  },
  "luminance": 0.05974
}

Semantic roles & 50–950 ramp

primary

#871A1C

secondary

#42BAB8

accent

#EBE73D

background

#FCF6F5

surface

#F8EBE9

border

#D1C6C5

text

#120603

muted

#817A78

Preview Lab

Preview with #871A1C

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

Preview Lab → · Contrast checker → · Palette generator →