#52180C#52180C

#52180C is a dark, moderate red. Relative luminance 0.025; OKLCH L 30.1% C 0.089 H 33.5°. Best body text is #FFFFFF at 14.05:1 contrast (WCAG AA passes).

Color values

HEX	#52180C
RGB	rgb(82, 24, 12)
HSL	hsl(10, 74%, 18%)
HSV	hsv(10, 85%, 32%)
CMYK	cmyk(0%, 70.7%, 85.4%, 67.8%)
CIE-LAB	lab(17.80, 26.36, 21.80)
CIE-LCH	lch(17.80, 34.21, 39.59°)
OKLab	oklab(30.14% 0.0746 0.0493)
OKLCH	oklch(30.14% 0.089 33.5)
XYZ	xyz(3.8731, 2.4742, 0.6214)
Luminance	0.0247 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#52180C #0C4652

analogous

#520C23 #52180C #523B0C

triadic

#52180C #0C5218 #180C52

tetradic

#52180C #23520C #0C4652 #3B0C52

square

#52180C #23520C #0C4652 #3B0C52

split-complementary

#52180C #0C523B #0C2352

monochromatic

#1B0804 #1D0804 #52180C #872814 #BD371C

Accessibility & contrast

On white

14.05

#52180C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.49

#52180C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #52180C

14.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##52180C	#FFFFFF	#000000	##FFFFFF
##52180C	1.00	14.05	1.49	14.05
#FFFFFF	14.05	1.00	21.00	1.00
#000000	1.49	21.00	1.00	21.00
##FFFFFF	14.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#29230A

Deuteranopia (green-blind)

#37300A

Tritanopia (blue-blind)

#5B0816

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #52180c;
/* rgb */ color: rgb(82, 24, 12);
/* oklch */ color: oklch(30.1% 0.089 33.5);

Tailwind

colors: {
  custom: {
    50: '#88584c',
    500: '#52180c',
    950: '#000000',
  },
}

SCSS

$custom: #52180c;
$custom-light: #88584c;
$custom-dark: #000000;

JSON

{
  "hex": "#52180c",
  "rgb": {
    "r": 82,
    "g": 24,
    "b": 12
  },
  "hsl": {
    "h": 10.286,
    "s": 74.468,
    "l": 18.431
  },
  "oklch": {
    "l": 0.30143,
    "c": 0.08939,
    "h": 33.5
  },
  "luminance": 0.02474
}

Semantic roles & 50–950 ramp

primary

#52180C

secondary

#2C7D8D

accent

#D1F137

background

#F8F5F4

surface

#F0E9E7

border

#CBC5C3

text

#0D0301

muted

#7D7877

Preview Lab

Preview with #52180C

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

Preview Lab → · Contrast checker → · Palette generator →