#513813#513813

#513813 is a dark, moderate orange. Relative luminance 0.046; OKLCH L 36.1% C 0.063 H 73.9°. Best body text is #FFFFFF at 10.91:1 contrast (WCAG AA passes).

Color values

HEX	#513813
RGB	rgb(81, 56, 19)
HSL	hsl(36, 62%, 20%)
HSV	hsv(36, 77%, 32%)
CMYK	cmyk(0%, 30.9%, 76.5%, 68.2%)
CIE-LAB	lab(25.64, 6.93, 26.68)
CIE-LCH	lch(25.64, 27.57, 75.43°)
OKLab	oklab(36.15% 0.0174 0.0601)
OKLCH	oklch(36.15% 0.063 73.9)
XYZ	xyz(4.9254, 4.6251, 1.2493)
Luminance	0.0462 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#513813 #132C51

analogous

#511913 #513813 #4B5113

triadic

#513813 #135138 #381351

tetradic

#513813 #135119 #132C51 #51134B

square

#513813 #135119 #132C51 #51134B

split-complementary

#513813 #134B51 #191351

monochromatic

#191106 #1F1607 #513813 #835A1F #B47D2A

Accessibility & contrast

On white

10.91

#513813 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#513813 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #513813

10.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##513813	#FFFFFF	#000000	##FFFFFF
##513813	1.00	10.91	1.93	10.91
#FFFFFF	10.91	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#41390F

Deuteranopia (green-blind)

#473F14

Tritanopia (blue-blind)

#593230

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #513813;
/* rgb */ color: rgb(81, 56, 19);
/* oklch */ color: oklch(36.1% 0.063 73.9);

Tailwind

colors: {
  custom: {
    50: '#856e53',
    500: '#513813',
    950: '#000000',
  },
}

SCSS

$custom: #513813;
$custom-light: #856e53;
$custom-dark: #000000;

JSON

{
  "hex": "#513813",
  "rgb": {
    "r": 81,
    "g": 56,
    "b": 19
  },
  "hsl": {
    "h": 35.806,
    "s": 62,
    "l": 19.608
  },
  "oklch": {
    "l": 0.3615,
    "c": 0.06255,
    "h": 73.9
  },
  "luminance": 0.04625
}

Semantic roles & 50–950 ramp

primary

#513813

secondary

#36588A

accent

#84E543

background

#F8F6F4

surface

#F0EBE7

border

#CBC6C3

text

#0B0702

muted

#7C7A78

Preview Lab

Preview with #513813

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

Preview Lab → · Contrast checker → · Palette generator →