#8C231B#8C231B

#8C231B is a dark, vivid red. Relative luminance 0.069; OKLCH L 42.6% C 0.142 H 28.9°. Best body text is #FFFFFF at 8.86:1 contrast (WCAG AA passes).

Color values

HEX	#8C231B
RGB	rgb(140, 35, 27)
HSL	hsl(4, 68%, 33%)
HSV	hsv(4, 81%, 55%)
CMYK	cmyk(0%, 75%, 80.7%, 45.1%)
CIE-LAB	lab(31.48, 43.46, 31.40)
CIE-LCH	lch(31.48, 53.62, 35.85°)
OKLab	oklab(42.6% 0.1242 0.0685)
OKLCH	oklch(42.6% 0.142 28.9)
XYZ	xyz(11.6154, 6.8584, 1.7489)
Luminance	0.0686 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#8C231B #1B848C

analogous

#8C1B4B #8C231B #8C5C1B

triadic

#8C231B #1B8C23 #231B8C

tetradic

#8C231B #4B8C1B #1B848C #5C1B8C

square

#8C231B #4B8C1B #1B848C #5C1B8C

split-complementary

#8C231B #1B8C5C #1B4B8C

monochromatic

#250907 #591611 #8C231B #BF3025 #DB5146

Accessibility & contrast

On white

8.86

#8C231B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.37

#8C231B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #8C231B

8.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##8C231B	#FFFFFF	#000000	##FFFFFF
##8C231B	1.00	8.86	2.37	8.86
#FFFFFF	8.86	1.00	21.00	1.00
#000000	2.37	21.00	1.00	21.00
##FFFFFF	8.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#433B19

Deuteranopia (green-blind)

#5D5216

Tritanopia (blue-blind)

#9B0022

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #8c231b;
/* rgb */ color: rgb(140, 35, 27);
/* oklch */ color: oklch(42.6% 0.142 28.9);

Tailwind

colors: {
  custom: {
    50: '#b66658',
    500: '#8c231b',
    950: '#000000',
  },
}

SCSS

$custom: #8c231b;
$custom-light: #b66658;
$custom-dark: #000000;

JSON

{
  "hex": "#8c231b",
  "rgb": {
    "r": 140,
    "g": 35,
    "b": 27
  },
  "hsl": {
    "h": 4.248,
    "s": 67.665,
    "l": 32.745
  },
  "oklch": {
    "l": 0.42603,
    "c": 0.14185,
    "h": 28.9
  },
  "luminance": 0.06857
}

Semantic roles & 50–950 ramp

primary

#8C231B

secondary

#46B4BD

accent

#DEEB3D

background

#FCF6F5

surface

#F8EBE9

border

#D1C6C5

text

#130603

muted

#827A78

Preview Lab

Preview with #8C231B

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

Preview Lab → · Contrast checker → · Palette generator →