#513F0D#513F0D

#513F0D is a dark, moderate orange. Relative luminance 0.053; OKLCH L 37.7% C 0.069 H 87.9°. Best body text is #FFFFFF at 10.16:1 contrast (WCAG AA passes).

Color values

HEX	#513F0D
RGB	rgb(81, 63, 13)
HSL	hsl(44, 72%, 18%)
HSV	hsv(44, 84%, 32%)
CMYK	cmyk(0%, 22.2%, 84%, 68.2%)
CIE-LAB	lab(27.67, 2.13, 31.61)
CIE-LCH	lch(27.67, 31.68, 86.14°)
OKLab	oklab(37.72% 0.0026 0.0692)
OKLCH	oklch(37.72% 0.069 87.9)
XYZ	xyz(5.2438, 5.3338, 1.1340)
Luminance	0.0533 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#513F0D #0D1F51

analogous

#511D0D #513F0D #41510D

triadic

#513F0D #0D513F #3F0D51

tetradic

#513F0D #0D511D #0D1F51 #510D41

square

#513F0D #0D511D #0D1F51 #510D41

split-complementary

#513F0D #0D4151 #1D0D51

monochromatic

#1A1504 #1C1605 #513F0D #866815 #BA911E

Accessibility & contrast

On white

10.16

#513F0D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#513F0D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #513F0D

10.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##513F0D	#FFFFFF	#000000	##FFFFFF
##513F0D	1.00	10.16	2.07	10.16
#FFFFFF	10.16	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#483E05

Deuteranopia (green-blind)

#4C4310

Tritanopia (blue-blind)

#593935

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #513f0d;
/* rgb */ color: rgb(81, 63, 13);
/* oklch */ color: oklch(37.7% 0.069 87.9);

Tailwind

colors: {
  custom: {
    50: '#857350',
    500: '#513f0d',
    950: '#000000',
  },
}

SCSS

$custom: #513f0d;
$custom-light: #857350;
$custom-dark: #000000;

JSON

{
  "hex": "#513f0d",
  "rgb": {
    "r": 81,
    "g": 63,
    "b": 13
  },
  "hsl": {
    "h": 44.118,
    "s": 72.34,
    "l": 18.431
  },
  "oklch": {
    "l": 0.37723,
    "c": 0.06922,
    "h": 87.9
  },
  "luminance": 0.05333
}

Semantic roles & 50–950 ramp

primary

#513F0D

secondary

#2E478C

accent

#69EF39

background

#F8F6F4

surface

#F0ECE7

border

#CBC7C3

text

#0B0802

muted

#7C7B78

Preview Lab

Preview with #513F0D

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

Preview Lab → · Contrast checker → · Palette generator →