#513811#513811

#513811 is a dark, moderate orange. Relative luminance 0.046; OKLCH L 36.1% C 0.064 H 74.9°. Best body text is #FFFFFF at 10.92:1 contrast (WCAG AA passes).

Color values

HEX	#513811
RGB	rgb(81, 56, 17)
HSL	hsl(37, 65%, 19%)
HSV	hsv(37, 79%, 32%)
CMYK	cmyk(0%, 30.9%, 79%, 68.2%)
CIE-LAB	lab(25.62, 6.81, 27.71)
CIE-LCH	lch(25.62, 28.53, 76.19°)
OKLab	oklab(36.13% 0.0167 0.0618)
OKLCH	oklch(36.13% 0.064 74.9)
XYZ	xyz(4.9090, 4.6185, 1.1631)
Luminance	0.0462 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#513811 #112A51

analogous

#511811 #513811 #4A5111

triadic

#513811 #115138 #381151

tetradic

#513811 #115118 #112A51 #51114A

square

#513811 #115118 #112A51 #51114A

split-complementary

#513811 #114A51 #181151

monochromatic

#191105 #1E1506 #513811 #845B1C #B67E26

Accessibility & contrast

On white

10.92

#513811 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#513811 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #513811

10.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##513811	#FFFFFF	#000000	##FFFFFF
##513811	1.00	10.92	1.92	10.92
#FFFFFF	10.92	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#41390C

Deuteranopia (green-blind)

#473F12

Tritanopia (blue-blind)

#593130

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #513811;
/* rgb */ color: rgb(81, 56, 17);
/* oklch */ color: oklch(36.1% 0.064 74.9);

Tailwind

colors: {
  custom: {
    50: '#856e51',
    500: '#513811',
    950: '#000000',
  },
}

SCSS

$custom: #513811;
$custom-light: #856e51;
$custom-dark: #000000;

JSON

{
  "hex": "#513811",
  "rgb": {
    "r": 81,
    "g": 56,
    "b": 17
  },
  "hsl": {
    "h": 36.563,
    "s": 65.306,
    "l": 19.216
  },
  "oklch": {
    "l": 0.36129,
    "c": 0.06405,
    "h": 74.9
  },
  "luminance": 0.04618
}

Semantic roles & 50–950 ramp

primary

#513811

secondary

#34558A

accent

#81E840

background

#F8F6F4

surface

#F0EBE7

border

#CBC6C3

text

#0B0702

muted

#7C7A78

Preview Lab

Preview with #513811

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

Preview Lab → · Contrast checker → · Palette generator →