#51371D#51371D

#51371D is a dark, muted orange. Relative luminance 0.046; OKLCH L 36.1% C 0.054 H 64.6°. Best body text is #FFFFFF at 10.97:1 contrast (WCAG AA passes).

Color values

HEX	#51371D
RGB	rgb(81, 55, 29)
HSL	hsl(30, 47%, 22%)
HSV	hsv(30, 64%, 32%)
CMYK	cmyk(0%, 32.1%, 64.2%, 68.2%)
CIE-LAB	lab(25.48, 8.34, 20.73)
CIE-LCH	lch(25.48, 22.35, 68.07°)
OKLab	oklab(36.06% 0.0232 0.0489)
OKLCH	oklch(36.06% 0.054 64.6)
XYZ	xyz(4.9816, 4.5708, 1.7820)
Luminance	0.0457 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51371D #1D3751

analogous

#511D1D #51371D #51511D

triadic

#51371D #1D5137 #371D51

tetradic

#51371D #1D511D #1D3751 #511D51

square

#51371D #1D511D #1D3751 #511D51

split-complementary

#51371D #1D5151 #1D1D51

monochromatic

#170F08 #24180D #51371D #7E562D #AB743D

Accessibility & contrast

On white

10.97

#51371D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#51371D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #51371D

10.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51371D	#FFFFFF	#000000	##FFFFFF
##51371D	1.00	10.97	1.91	10.97
#FFFFFF	10.97	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	10.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F391B

Deuteranopia (green-blind)

#453F1D

Tritanopia (blue-blind)

#583131

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #51371d;
/* rgb */ color: rgb(81, 55, 29);
/* oklch */ color: oklch(36.1% 0.054 64.6);

Tailwind

colors: {
  custom: {
    50: '#846d59',
    500: '#51371d',
    950: '#000000',
  },
}

SCSS

$custom: #51371d;
$custom-light: #846d59;
$custom-dark: #000000;

JSON

{
  "hex": "#51371d",
  "rgb": {
    "r": 81,
    "g": 55,
    "b": 29
  },
  "hsl": {
    "h": 30,
    "s": 47.273,
    "l": 21.569
  },
  "oklch": {
    "l": 0.36063,
    "c": 0.05416,
    "h": 64.6
  },
  "luminance": 0.0457
}

Semantic roles & 50–950 ramp

primary

#51371D

secondary

#446586

accent

#94D751

background

#F8F6F5

surface

#EFEBE9

border

#CAC6C5

text

#0B0703

muted

#7C7A78

Preview Lab

Preview with #51371D

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

Preview Lab → · Contrast checker → · Palette generator →