#831E2F#831E2F

#831E2F is a dark, vivid red. Relative luminance 0.060; OKLCH L 40.8% C 0.135 H 16.5°. Best body text is #FFFFFF at 9.58:1 contrast (WCAG AA passes).

Color values

HEX	#831E2F
RGB	rgb(131, 30, 47)
HSL	hsl(350, 63%, 32%)
HSV	hsv(350, 77%, 51%)
CMYK	cmyk(0%, 77.1%, 64.1%, 48.6%)
CIE-LAB	lab(29.31, 43.36, 15.80)
CIE-LCH	lch(29.31, 46.15, 20.02°)
OKLab	oklab(40.76% 0.1296 0.0383)
OKLCH	oklch(40.76% 0.135 16.5)
XYZ	xyz(10.3385, 5.9606, 3.2949)
Luminance	0.0596 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#831E2F #1E8372

analogous

#831E62 #831E2F #83401E

triadic

#831E2F #2F831E #1E2F83

tetradic

#831E2F #62831E #1E8372 #401E83

square

#831E2F #62831E #1E8372 #401E83

split-complementary

#831E2F #1E8340 #1E6283

monochromatic

#1F070B #51131D #831E2F #B52941 #D5475F

Accessibility & contrast

On white

9.58

#831E2F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.19

#831E2F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #831E2F

9.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##831E2F	#FFFFFF	#000000	##FFFFFF
##831E2F	1.00	9.58	2.19	9.58
#FFFFFF	9.58	1.00	21.00	1.00
#000000	2.19	21.00	1.00	21.00
##FFFFFF	9.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A382F

Deuteranopia (green-blind)

#544D2C

Tritanopia (blue-blind)

#900025

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #831e2f;
/* rgb */ color: rgb(131, 30, 47);
/* oklch */ color: oklch(40.8% 0.135 16.5);

Tailwind

colors: {
  custom: {
    50: '#ad6367',
    500: '#831e2f',
    950: '#000000',
  },
}

SCSS

$custom: #831e2f;
$custom-light: #ad6367;
$custom-dark: #000000;

JSON

{
  "hex": "#831e2f",
  "rgb": {
    "r": 131,
    "g": 30,
    "b": 47
  },
  "hsl": {
    "h": 349.901,
    "s": 62.733,
    "l": 31.569
  },
  "oklch": {
    "l": 0.40758,
    "c": 0.13514,
    "h": 16.5
  },
  "luminance": 0.05959
}

Semantic roles & 50–950 ramp

primary

#831E2F

secondary

#47B6A3

accent

#E6CA42

background

#FBF6F6

surface

#F6EBEB

border

#D0C6C6

text

#110606

muted

#807A7A

Preview Lab

Preview with #831E2F

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

Preview Lab → · Contrast checker → · Palette generator →