#431B11#431B11

#431B11 is a dark, moderate red. Relative luminance 0.020; OKLCH L 27.9% C 0.065 H 35.2°. Best body text is #FFFFFF at 14.96:1 contrast (WCAG AA passes).

Color values

HEX	#431B11
RGB	rgb(67, 27, 17)
HSL	hsl(12, 60%, 16%)
HSV	hsv(12, 75%, 26%)
CMYK	cmyk(0%, 59.7%, 74.6%, 73.7%)
CIE-LAB	lab(15.58, 18.44, 15.83)
CIE-LCH	lch(15.58, 24.30, 40.63°)
OKLab	oklab(27.92% 0.053 0.0374)
OKLCH	oklch(27.92% 0.065 35.2)
XYZ	xyz(2.8081, 2.0180, 0.7718)
Luminance	0.0202 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#431B11 #113943

analogous

#431120 #431B11 #433411

triadic

#431B11 #11431B #1B1143

tetradic

#431B11 #204311 #113943 #341143

square

#431B11 #204311 #113943 #341143

split-complementary

#431B11 #114334 #112043

monochromatic

#180A06 #180A06 #431B11 #742F1D #A5422A

Accessibility & contrast

On white

14.96

#431B11 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#431B11 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #431B11

14.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##431B11	#FFFFFF	#000000	##FFFFFF
##431B11	1.00	14.96	1.40	14.96
#FFFFFF	14.96	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	14.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#252210

Deuteranopia (green-blind)

#2F2A10

Tritanopia (blue-blind)

#4A1319

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #431b11;
/* rgb */ color: rgb(67, 27, 17);
/* oklch */ color: oklch(27.9% 0.065 35.2);

Tailwind

colors: {
  custom: {
    50: '#7b584f',
    500: '#431b11',
    950: '#000000',
  },
}

SCSS

$custom: #431b11;
$custom-light: #7b584f;
$custom-dark: #000000;

JSON

{
  "hex": "#431b11",
  "rgb": {
    "r": 67,
    "g": 27,
    "b": 17
  },
  "hsl": {
    "h": 12,
    "s": 59.524,
    "l": 16.471
  },
  "oklch": {
    "l": 0.27923,
    "c": 0.06486,
    "h": 35.2
  },
  "luminance": 0.02018
}

Semantic roles & 50–950 ramp

primary

#431B11

secondary

#336E7D

accent

#C3E345

background

#F7F5F4

surface

#EEE9E7

border

#C9C5C3

text

#0A0302

muted

#7C7878

Preview Lab

Preview with #431B11

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

Preview Lab → · Contrast checker → · Palette generator →