#511E11#511E11

#511E11 is a dark, moderate red. Relative luminance 0.027; OKLCH L 30.9% C 0.080 H 35.4°. Best body text is #FFFFFF at 13.60:1 contrast (WCAG AA passes).

Color values

HEX	#511E11
RGB	rgb(81, 30, 17)
HSL	hsl(12, 65%, 19%)
HSV	hsv(12, 79%, 32%)
CMYK	cmyk(0%, 63%, 79%, 68.2%)
CIE-LAB	lab(18.88, 22.98, 20.45)
CIE-LCH	lch(18.88, 30.76, 41.67°)
OKLab	oklab(30.94% 0.0653 0.0464)
OKLCH	oklch(30.94% 0.08 35.4)
XYZ	xyz(3.9592, 2.7189, 0.8465)
Luminance	0.0272 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511E11 #114451

analogous

#511124 #511E11 #513E11

triadic

#511E11 #11511E #1E1151

tetradic

#511E11 #245111 #114451 #3E1151

square

#511E11 #245111 #114451 #3E1151

split-complementary

#511E11 #11513E #112451

monochromatic

#190905 #1E0B06 #511E11 #84311C #B64326

Accessibility & contrast

On white

13.60

#511E11 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#511E11 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511E11

13.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511E11	#FFFFFF	#000000	##FFFFFF
##511E11	1.00	13.60	1.54	13.60
#FFFFFF	13.60	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C270F

Deuteranopia (green-blind)

#383210

Tritanopia (blue-blind)

#5A131B

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #511e11;
/* rgb */ color: rgb(81, 30, 17);
/* oklch */ color: oklch(30.9% 0.080 35.4);

Tailwind

colors: {
  custom: {
    50: '#875c4f',
    500: '#511e11',
    950: '#000000',
  },
}

SCSS

$custom: #511e11;
$custom-light: #875c4f;
$custom-dark: #000000;

JSON

{
  "hex": "#511e11",
  "rgb": {
    "r": 81,
    "g": 30,
    "b": 17
  },
  "hsl": {
    "h": 12.188,
    "s": 65.306,
    "l": 19.216
  },
  "oklch": {
    "l": 0.3094,
    "c": 0.08013,
    "h": 35.4
  },
  "luminance": 0.02718
}

Semantic roles & 50–950 ramp

primary

#511E11

secondary

#34798A

accent

#C6E840

background

#F8F5F4

surface

#F0E9E7

border

#CBC5C3

text

#0C0402

muted

#7D7978

Preview Lab

Preview with #511E11

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

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