#8B231C#8B231C

#8B231C is a dark, vivid red. Relative luminance 0.068; OKLCH L 42.4% C 0.141 H 28.5°. Best body text is #FFFFFF at 8.92:1 contrast (WCAG AA passes).

Color values

HEX	#8B231C
RGB	rgb(139, 35, 28)
HSL	hsl(4, 66%, 33%)
HSV	hsv(4, 80%, 55%)
CMYK	cmyk(0%, 74.8%, 79.9%, 45.5%)
CIE-LAB	lab(31.29, 43.16, 30.56)
CIE-LCH	lch(31.29, 52.88, 35.30°)
OKLab	oklab(42.43% 0.1236 0.0671)
OKLCH	oklch(42.43% 0.141 28.5)
XYZ	xyz(11.4594, 6.7766, 1.8030)
Luminance	0.0678 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#8B231C #1C848B

analogous

#8B1C4C #8B231C #8B5B1C

triadic

#8B231C #1C8B23 #231C8B

tetradic

#8B231C #4C8B1C #1C848B #5B1C8B

square

#8B231C #4C8B1C #1C848B #5B1C8B

split-complementary

#8B231C #1C8B5B #1C4C8B

monochromatic

#250907 #581612 #8B231C #BE3026 #DA5147

Accessibility & contrast

On white

8.92

#8B231C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#8B231C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #8B231C

8.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##8B231C	#FFFFFF	#000000	##FFFFFF
##8B231C	1.00	8.92	2.36	8.92
#FFFFFF	8.92	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#423B1A

Deuteranopia (green-blind)

#5C5218

Tritanopia (blue-blind)

#990022

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #8b231c;
/* rgb */ color: rgb(139, 35, 28);
/* oklch */ color: oklch(42.4% 0.141 28.5);

Tailwind

colors: {
  custom: {
    50: '#b56659',
    500: '#8b231c',
    950: '#000000',
  },
}

SCSS

$custom: #8b231c;
$custom-light: #b56659;
$custom-dark: #000000;

JSON

{
  "hex": "#8b231c",
  "rgb": {
    "r": 139,
    "g": 35,
    "b": 28
  },
  "hsl": {
    "h": 3.784,
    "s": 66.467,
    "l": 32.745
  },
  "oklch": {
    "l": 0.42429,
    "c": 0.14064,
    "h": 28.5
  },
  "luminance": 0.06775
}

Semantic roles & 50–950 ramp

primary

#8B231C

secondary

#47B4BC

accent

#DFE93E

background

#FCF6F5

surface

#F8EBE9

border

#D1C6C5

text

#130603

muted

#827A78

Preview Lab

Preview with #8B231C

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

Preview Lab → · Contrast checker → · Palette generator →