#511C12#511C12

#511C12 is a dark, moderate red. Relative luminance 0.026; OKLCH L 30.6% C 0.082 H 32.6°. Best body text is #FFFFFF at 13.77:1 contrast (WCAG AA passes).

Color values

HEX	#511C12
RGB	rgb(81, 28, 18)
HSL	hsl(10, 64%, 19%)
HSV	hsv(10, 78%, 32%)
CMYK	cmyk(0%, 65.4%, 77.8%, 68.2%)
CIE-LAB	lab(18.47, 24.14, 19.37)
CIE-LCH	lch(18.47, 30.95, 38.74°)
OKLab	oklab(30.63% 0.0692 0.0443)
OKLCH	oklch(30.63% 0.082 32.6)
XYZ	xyz(3.9182, 2.6240, 0.8723)
Luminance	0.0262 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511C12 #124751

analogous

#511228 #511C12 #513C12

triadic

#511C12 #12511C #1C1251

tetradic

#511C12 #285112 #124751 #3C1251

square

#511C12 #285112 #124751 #3C1251

split-complementary

#511C12 #12513C #122851

monochromatic

#190906 #1F0B07 #511C12 #832D1D #B53F28

Accessibility & contrast

On white

13.77

#511C12 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#511C12 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511C12

13.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511C12	#FFFFFF	#000000	##FFFFFF
##511C12	1.00	13.77	1.52	13.77
#FFFFFF	13.77	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A2611

Deuteranopia (green-blind)

#373110

Tritanopia (blue-blind)

#5A101A

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #511c12;
/* rgb */ color: rgb(81, 28, 18);
/* oklch */ color: oklch(30.6% 0.082 32.6);

Tailwind

colors: {
  custom: {
    50: '#875a50',
    500: '#511c12',
    950: '#000000',
  },
}

SCSS

$custom: #511c12;
$custom-light: #875a50;
$custom-dark: #000000;

JSON

{
  "hex": "#511c12",
  "rgb": {
    "r": 81,
    "g": 28,
    "b": 18
  },
  "hsl": {
    "h": 9.524,
    "s": 63.636,
    "l": 19.412
  },
  "oklch": {
    "l": 0.30634,
    "c": 0.0821,
    "h": 32.6
  },
  "luminance": 0.02624
}

Semantic roles & 50–950 ramp

primary

#511C12

secondary

#357C8A

accent

#CCE741

background

#F8F5F4

surface

#F0E9E7

border

#CBC5C3

text

#0C0402

muted

#7D7978

Preview Lab

Preview with #511C12

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

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