#523B0B#523B0B

#523B0B is a dark, moderate orange. Relative luminance 0.049; OKLCH L 36.9% C 0.069 H 81.0°. Best body text is #FFFFFF at 10.56:1 contrast (WCAG AA passes).

Color values

HEX	#523B0B
RGB	rgb(82, 59, 11)
HSL	hsl(41, 76%, 18%)
HSV	hsv(41, 87%, 32%)
CMYK	cmyk(0%, 28%, 86.6%, 67.8%)
CIE-LAB	lab(26.58, 5.10, 31.50)
CIE-LCH	lch(26.58, 31.91, 80.80°)
OKLab	oklab(36.9% 0.0108 0.0684)
OKLCH	oklch(36.9% 0.069 81)
XYZ	xyz(5.1044, 4.9463, 1.0024)
Luminance	0.0495 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#523B0B #0B2252

analogous

#52170B #523B0B #45520B

triadic

#523B0B #0B523B #3B0B52

tetradic

#523B0B #0B5217 #0B2252 #520B45

square

#523B0B #0B5217 #0B2252 #520B45

split-complementary

#523B0B #0B4552 #170B52

monochromatic

#1B1304 #1C1404 #523B0B #886212 #BE8919

Accessibility & contrast

On white

10.56

#523B0B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#523B0B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #523B0B

10.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##523B0B	#FFFFFF	#000000	##FFFFFF
##523B0B	1.00	10.56	1.99	10.56
#FFFFFF	10.56	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#443B04

Deuteranopia (green-blind)

#4A410D

Tritanopia (blue-blind)

#5A3432

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #523b0b;
/* rgb */ color: rgb(82, 59, 11);
/* oklch */ color: oklch(36.9% 0.069 81.0);

Tailwind

colors: {
  custom: {
    50: '#86704e',
    500: '#523b0b',
    950: '#000000',
  },
}

SCSS

$custom: #523b0b;
$custom-light: #86704e;
$custom-dark: #000000;

JSON

{
  "hex": "#523b0b",
  "rgb": {
    "r": 82,
    "g": 59,
    "b": 11
  },
  "hsl": {
    "h": 40.563,
    "s": 76.344,
    "l": 18.235
  },
  "oklch": {
    "l": 0.36896,
    "c": 0.06922,
    "h": 81
  },
  "luminance": 0.04946
}

Semantic roles & 50–950 ramp

primary

#523B0B

secondary

#2B4B8E

accent

#72F335

background

#F8F6F4

surface

#F0ECE7

border

#CBC7C3

text

#0C0702

muted

#7D7A78

Preview Lab

Preview with #523B0B

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

Preview Lab → · Contrast checker → · Palette generator →