#431F0A#431F0A

#431F0A is a dark, moderate orange. Relative luminance 0.022; OKLCH L 28.6% C 0.064 H 48.2°. Best body text is #FFFFFF at 14.59:1 contrast (WCAG AA passes).

Color values

HEX	#431F0A
RGB	rgb(67, 31, 10)
HSL	hsl(22, 74%, 15%)
HSV	hsv(22, 85%, 26%)
CMYK	cmyk(0%, 53.7%, 85.1%, 73.7%)
CIE-LAB	lab(16.48, 15.51, 20.40)
CIE-LCH	lch(16.48, 25.63, 52.76°)
OKLab	oklab(28.58% 0.0426 0.0476)
OKLCH	oklch(28.58% 0.064 48.2)
XYZ	xyz(2.8598, 2.1955, 0.5603)
Luminance	0.0220 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#431F0A #0A2E43

analogous

#430A12 #431F0A #433B0A

triadic

#431F0A #0A431F #1F0A43

tetradic

#431F0A #12430A #0A2E43 #3B0A43

square

#431F0A #12430A #0A2E43 #3B0A43

split-complementary

#431F0A #0A433B #0A1243

monochromatic

#1B0C04 #1B0C04 #431F0A #783812 #AE501A

Accessibility & contrast

On white

14.59

#431F0A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#431F0A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #431F0A

14.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##431F0A	#FFFFFF	#000000	##FFFFFF
##431F0A	1.00	14.59	1.44	14.59
#FFFFFF	14.59	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#292408

Deuteranopia (green-blind)

#322C09

Tritanopia (blue-blind)

#4A171B

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #431f0a;
/* rgb */ color: rgb(67, 31, 10);
/* oklch */ color: oklch(28.6% 0.064 48.2);

Tailwind

colors: {
  custom: {
    50: '#7b5b4b',
    500: '#431f0a',
    950: '#000000',
  },
}

SCSS

$custom: #431f0a;
$custom-light: #7b5b4b;
$custom-dark: #000000;

JSON

{
  "hex": "#431f0a",
  "rgb": {
    "r": 67,
    "g": 31,
    "b": 10
  },
  "hsl": {
    "h": 22.105,
    "s": 74.026,
    "l": 15.098
  },
  "oklch": {
    "l": 0.2858,
    "c": 0.06382,
    "h": 48.2
  },
  "luminance": 0.02195
}

Semantic roles & 50–950 ramp

primary

#431F0A

secondary

#296080

accent

#ACF137

background

#F7F5F4

surface

#EEE9E7

border

#C9C5C3

text

#0A0401

muted

#7C7977

Preview Lab

Preview with #431F0A

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

Preview Lab → · Contrast checker → · Palette generator →