#431F0B#431F0B

#431F0B is a dark, moderate orange. Relative luminance 0.022; OKLCH L 28.6% C 0.063 H 47.4°. Best body text is #FFFFFF at 14.59:1 contrast (WCAG AA passes).

Color values

HEX	#431F0B
RGB	rgb(67, 31, 11)
HSL	hsl(21, 72%, 15%)
HSV	hsv(21, 84%, 26%)
CMYK	cmyk(0%, 53.7%, 83.6%, 73.7%)
CIE-LAB	lab(16.49, 15.56, 20.00)
CIE-LCH	lch(16.49, 25.34, 52.11°)
OKLab	oklab(28.59% 0.0429 0.0466)
OKLCH	oklch(28.59% 0.063 47.4)
XYZ	xyz(2.8654, 2.1978, 0.5899)
Luminance	0.0220 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#431F0B #0B2F43

analogous

#430B13 #431F0B #433B0B

triadic

#431F0B #0B431F #1F0B43

tetradic

#431F0B #13430B #0B2F43 #3B0B43

square

#431F0B #13430B #0B2F43 #3B0B43

split-complementary

#431F0B #0B433B #0B1343

monochromatic

#1A0C04 #1A0C04 #431F0B #783714 #AC501C

Accessibility & contrast

On white

14.59

#431F0B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#431F0B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #431F0B

14.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##431F0B	#FFFFFF	#000000	##FFFFFF
##431F0B	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)

#292409

Deuteranopia (green-blind)

#322C0A

Tritanopia (blue-blind)

#4A171B

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #431f0b;
/* rgb */ color: rgb(67, 31, 11);
/* oklch */ color: oklch(28.6% 0.063 47.4);

Tailwind

colors: {
  custom: {
    50: '#7b5b4c',
    500: '#431f0b',
    950: '#000000',
  },
}

SCSS

$custom: #431f0b;
$custom-light: #7b5b4c;
$custom-dark: #000000;

JSON

{
  "hex": "#431f0b",
  "rgb": {
    "r": 67,
    "g": 31,
    "b": 11
  },
  "hsl": {
    "h": 21.429,
    "s": 71.795,
    "l": 15.294
  },
  "oklch": {
    "l": 0.28592,
    "c": 0.06335,
    "h": 47.4
  },
  "luminance": 0.02197
}

Semantic roles & 50–950 ramp

primary

#431F0B

secondary

#2A6180

accent

#AEEF39

background

#F7F5F4

surface

#EEE9E7

border

#C9C5C3

text

#0A0401

muted

#7C7977

Preview Lab

Preview with #431F0B

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

Preview Lab → · Contrast checker → · Palette generator →