#511F12#511F12

#511F12 is a dark, moderate red. Relative luminance 0.028; OKLCH L 31.1% C 0.079 H 35.6°. Best body text is #FFFFFF at 13.51:1 contrast (WCAG AA passes).

Color values

HEX	#511F12
RGB	rgb(81, 31, 18)
HSL	hsl(12, 64%, 19%)
HSV	hsv(12, 78%, 32%)
CMYK	cmyk(0%, 61.7%, 77.8%, 68.2%)
CIE-LAB	lab(19.11, 22.47, 20.12)
CIE-LCH	lch(19.11, 30.16, 41.85°)
OKLab	oklab(31.12% 0.064 0.0458)
OKLCH	oklch(31.12% 0.079 35.6)
XYZ	xyz(3.9929, 2.7735, 0.8972)
Luminance	0.0277 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511F12 #124451

analogous

#511225 #511F12 #513F12

triadic

#511F12 #12511F #1F1251

tetradic

#511F12 #255112 #124451 #3F1251

square

#511F12 #255112 #124451 #3F1251

split-complementary

#511F12 #12513F #122551

monochromatic

#190A06 #1F0C07 #511F12 #83321D #B54528

Accessibility & contrast

On white

13.51

#511F12 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#511F12 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511F12

13.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511F12	#FFFFFF	#000000	##FFFFFF
##511F12	1.00	13.51	1.55	13.51
#FFFFFF	13.51	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D2810

Deuteranopia (green-blind)

#393311

Tritanopia (blue-blind)

#5A141C

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #511f12;
/* rgb */ color: rgb(81, 31, 18);
/* oklch */ color: oklch(31.1% 0.079 35.6);

Tailwind

colors: {
  custom: {
    50: '#875c50',
    500: '#511f12',
    950: '#000000',
  },
}

SCSS

$custom: #511f12;
$custom-light: #875c50;
$custom-dark: #000000;

JSON

{
  "hex": "#511f12",
  "rgb": {
    "r": 81,
    "g": 31,
    "b": 18
  },
  "hsl": {
    "h": 12.381,
    "s": 63.636,
    "l": 19.412
  },
  "oklch": {
    "l": 0.3112,
    "c": 0.07868,
    "h": 35.6
  },
  "luminance": 0.02773
}

Semantic roles & 50–950 ramp

primary

#511F12

secondary

#35788A

accent

#C5E741

background

#F8F5F4

surface

#F0E9E7

border

#CBC5C3

text

#0C0402

muted

#7D7978

Preview Lab

Preview with #511F12

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

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