#51371F#51371F

#51371F is a dark, muted orange. Relative luminance 0.046; OKLCH L 36.1% C 0.052 H 62.6°. Best body text is #FFFFFF at 10.96:1 contrast (WCAG AA passes).

Color values

HEX	#51371F
RGB	rgb(81, 55, 31)
HSL	hsl(29, 45%, 22%)
HSV	hsv(29, 62%, 32%)
CMYK	cmyk(0%, 32.1%, 61.7%, 68.2%)
CIE-LAB	lab(25.51, 8.53, 19.54)
CIE-LCH	lch(25.51, 21.32, 66.41°)
OKLab	oklab(36.1% 0.0241 0.0465)
OKLCH	oklch(36.1% 0.052 62.6)
XYZ	xyz(5.0071, 4.5810, 1.9166)
Luminance	0.0458 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51371F #1F3951

analogous

#511F20 #51371F #51501F

triadic

#51371F #1F5137 #371F51

tetradic

#51371F #20511F #1F3951 #501F51

square

#51371F #20511F #1F3951 #501F51

split-complementary

#51371F #1F5150 #1F2051

monochromatic

#160F08 #25190E #51371F #7D5530 #AA7341

Accessibility & contrast

On white

10.96

#51371F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#51371F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #51371F

10.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51371F	#FFFFFF	#000000	##FFFFFF
##51371F	1.00	10.96	1.92	10.96
#FFFFFF	10.96	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F391D

Deuteranopia (green-blind)

#453F1F

Tritanopia (blue-blind)

#583131

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #51371f;
/* rgb */ color: rgb(81, 55, 31);
/* oklch */ color: oklch(36.1% 0.052 62.6);

Tailwind

colors: {
  custom: {
    50: '#846d5b',
    500: '#51371f',
    950: '#000000',
  },
}

SCSS

$custom: #51371f;
$custom-light: #846d5b;
$custom-dark: #000000;

JSON

{
  "hex": "#51371f",
  "rgb": {
    "r": 81,
    "g": 55,
    "b": 31
  },
  "hsl": {
    "h": 28.8,
    "s": 44.643,
    "l": 21.961
  },
  "oklch": {
    "l": 0.36097,
    "c": 0.05238,
    "h": 62.6
  },
  "luminance": 0.04581
}

Semantic roles & 50–950 ramp

primary

#51371F

secondary

#466786

accent

#96D453

background

#F8F6F5

surface

#EFEBE9

border

#CAC6C5

text

#0B0704

muted

#7C7A79

Preview Lab

Preview with #51371F

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

Preview Lab → · Contrast checker → · Palette generator →