#81182D#81182D

#81182D is a dark, vivid red. Relative luminance 0.055; OKLCH L 39.8% C 0.139 H 15.7°. Best body text is #FFFFFF at 9.99:1 contrast (WCAG AA passes).

Color values

HEX	#81182D
RGB	rgb(129, 24, 45)
HSL	hsl(348, 69%, 30%)
HSV	hsv(348, 81%, 51%)
CMYK	cmyk(0%, 81.4%, 65.1%, 49.4%)
CIE-LAB	lab(28.14, 44.62, 15.52)
CIE-LCH	lch(28.14, 47.24, 19.19°)
OKLab	oklab(39.81% 0.1335 0.0375)
OKLCH	oklch(39.81% 0.139 15.7)
XYZ	xyz(9.8546, 5.5113, 3.0270)
Luminance	0.0551 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81182D #18816C

analogous

#811861 #81182D #813818

triadic

#81182D #2D8118 #182D81

tetradic

#81182D #618118 #18816C #381881

square

#81182D #618118 #18816C #381881

split-complementary

#81182D #188138 #186181

monochromatic

#1A0509 #4D0E1B #81182D #B5223F #DA3959

Accessibility & contrast

On white

9.99

#81182D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.10

#81182D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #81182D

9.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81182D	#FFFFFF	#000000	##FFFFFF
##81182D	1.00	9.99	2.10	9.99
#FFFFFF	9.99	1.00	21.00	1.00
#000000	2.10	21.00	1.00	21.00
##FFFFFF	9.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#37342D

Deuteranopia (green-blind)

#514A2A

Tritanopia (blue-blind)

#8E0021

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #81182d;
/* rgb */ color: rgb(129, 24, 45);
/* oklch */ color: oklch(39.8% 0.139 15.7);

Tailwind

colors: {
  custom: {
    50: '#ac6065',
    500: '#81182d',
    950: '#000000',
  },
}

SCSS

$custom: #81182d;
$custom-light: #ac6065;
$custom-dark: #000000;

JSON

{
  "hex": "#81182d",
  "rgb": {
    "r": 129,
    "g": 24,
    "b": 45
  },
  "hsl": {
    "h": 348,
    "s": 68.627,
    "l": 30
  },
  "oklch": {
    "l": 0.39806,
    "c": 0.13867,
    "h": 15.7
  },
  "luminance": 0.0551
}

Semantic roles & 50–950 ramp

primary

#81182D

secondary

#40B59E

accent

#EBC83C

background

#FBF6F6

surface

#F6EBEB

border

#D0C6C6

text

#110505

muted

#807A7A

Preview Lab

Preview with #81182D

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

Preview Lab → · Contrast checker → · Palette generator →