#8C243B#8C243B

#8C243B is a dark, vivid red. Relative luminance 0.072; OKLCH L 43.3% C 0.139 H 12.5°. Best body text is #FFFFFF at 8.64:1 contrast (WCAG AA passes).

Color values

HEX	#8C243B
RGB	rgb(140, 36, 59)
HSL	hsl(347, 59%, 35%)
HSV	hsv(347, 74%, 55%)
CMYK	cmyk(0%, 74.3%, 57.9%, 45.1%)
CIE-LAB	lab(32.16, 44.90, 12.02)
CIE-LCH	lch(32.16, 46.48, 14.98°)
OKLab	oklab(43.28% 0.1356 0.03)
OKLCH	oklch(43.28% 0.139 12.5)
XYZ	xyz(12.2367, 7.1547, 4.8735)
Luminance	0.0715 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#8C243B #248C75

analogous

#8C246F #8C243B #8C4124

triadic

#8C243B #3B8C24 #243B8C

tetradic

#8C243B #6F8C24 #248C75 #41248C

square

#8C243B #6F8C24 #248C75 #41248C

split-complementary

#8C243B #248C41 #246F8C

monochromatic

#2B0B12 #5B1726 #8C243B #BD3150 #D45772

Accessibility & contrast

On white

8.64

#8C243B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#8C243B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #8C243B

8.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##8C243B	#FFFFFF	#000000	##FFFFFF
##8C243B	1.00	8.64	2.43	8.64
#FFFFFF	8.64	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F3E3B

Deuteranopia (green-blind)

#5A5338

Tritanopia (blue-blind)

#99082D

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #8c243b;
/* rgb */ color: rgb(140, 36, 59);
/* oklch */ color: oklch(43.3% 0.139 12.5);

Tailwind

colors: {
  custom: {
    50: '#b36770',
    500: '#8c243b',
    950: '#000000',
  },
}

SCSS

$custom: #8c243b;
$custom-light: #b36770;
$custom-dark: #000000;

JSON

{
  "hex": "#8c243b",
  "rgb": {
    "r": 140,
    "g": 36,
    "b": 59
  },
  "hsl": {
    "h": 346.731,
    "s": 59.091,
    "l": 34.51
  },
  "oklch": {
    "l": 0.43278,
    "c": 0.13886,
    "h": 12.5
  },
  "luminance": 0.07153
}

Semantic roles & 50–950 ramp

primary

#8C243B

secondary

#54B8A2

accent

#E2C046

background

#FBF6F6

surface

#F6EBEC

border

#D0C6C7

text

#120607

muted

#817A7A

Preview Lab

Preview with #8C243B

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

Preview Lab → · Contrast checker → · Palette generator →