#513B0D#513B0D

#513B0D is a dark, moderate orange. Relative luminance 0.049; OKLCH L 36.8% C 0.067 H 81.5°. Best body text is #FFFFFF at 10.60:1 contrast (WCAG AA passes).

Color values

HEX	#513B0D
RGB	rgb(81, 59, 13)
HSL	hsl(41, 72%, 18%)
HSV	hsv(41, 84%, 32%)
CMYK	cmyk(0%, 27.2%, 84%, 68.2%)
CIE-LAB	lab(26.47, 4.68, 30.48)
CIE-LCH	lch(26.47, 30.83, 81.28°)
OKLab	oklab(36.78% 0.0099 0.0668)
OKLCH	oklch(36.78% 0.067 81.5)
XYZ	xyz(5.0303, 4.9067, 1.0628)
Luminance	0.0491 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#513B0D #0D2351

analogous

#51190D #513B0D #45510D

triadic

#513B0D #0D513B #3B0D51

tetradic

#513B0D #0D5119 #0D2351 #510D45

square

#513B0D #0D5119 #0D2351 #510D45

split-complementary

#513B0D #0D4551 #190D51

monochromatic

#1A1304 #1C1505 #513B0D #866115 #BA881E

Accessibility & contrast

On white

10.60

#513B0D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#513B0D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #513B0D

10.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##513B0D	#FFFFFF	#000000	##FFFFFF
##513B0D	1.00	10.60	1.98	10.60
#FFFFFF	10.60	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#443B06

Deuteranopia (green-blind)

#49410F

Tritanopia (blue-blind)

#593432

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #513b0d;
/* rgb */ color: rgb(81, 59, 13);
/* oklch */ color: oklch(36.8% 0.067 81.5);

Tailwind

colors: {
  custom: {
    50: '#85704f',
    500: '#513b0d',
    950: '#000000',
  },
}

SCSS

$custom: #513b0d;
$custom-light: #85704f;
$custom-dark: #000000;

JSON

{
  "hex": "#513b0d",
  "rgb": {
    "r": 81,
    "g": 59,
    "b": 13
  },
  "hsl": {
    "h": 40.588,
    "s": 72.34,
    "l": 18.431
  },
  "oklch": {
    "l": 0.36782,
    "c": 0.06748,
    "h": 81.5
  },
  "luminance": 0.04906
}

Semantic roles & 50–950 ramp

primary

#513B0D

secondary

#2E4C8C

accent

#74EF39

background

#F8F6F4

surface

#F0ECE7

border

#CBC7C3

text

#0B0702

muted

#7C7A78

Preview Lab

Preview with #513B0D

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

Preview Lab → · Contrast checker → · Palette generator →