#511E13#511E13

#511E13 is a dark, moderate red. Relative luminance 0.027; OKLCH L 31.0% C 0.080 H 33.7°. Best body text is #FFFFFF at 13.59:1 contrast (WCAG AA passes).

Color values

HEX	#511E13
RGB	rgb(81, 30, 19)
HSL	hsl(11, 62%, 20%)
HSV	hsv(11, 77%, 32%)
CMYK	cmyk(0%, 63%, 76.5%, 68.2%)
CIE-LAB	lab(18.91, 23.09, 19.26)
CIE-LCH	lch(18.91, 30.07, 39.83°)
OKLab	oklab(30.97% 0.0661 0.0442)
OKLCH	oklch(30.97% 0.08 33.7)
XYZ	xyz(3.9755, 2.7254, 0.9327)
Luminance	0.0272 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511E13 #134651

analogous

#511327 #511E13 #513D13

triadic

#511E13 #13511E #1E1351

tetradic

#511E13 #275113 #134651 #3D1351

square

#511E13 #275113 #134651 #3D1351

split-complementary

#511E13 #13513D #132751

monochromatic

#190906 #1F0C07 #511E13 #83301F #B4432A

Accessibility & contrast

On white

13.59

#511E13 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#511E13 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511E13

13.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511E13	#FFFFFF	#000000	##FFFFFF
##511E13	1.00	13.59	1.55	13.59
#FFFFFF	13.59	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C2712

Deuteranopia (green-blind)

#383212

Tritanopia (blue-blind)

#5A131C

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #511e13;
/* rgb */ color: rgb(81, 30, 19);
/* oklch */ color: oklch(31.0% 0.080 33.7);

Tailwind

colors: {
  custom: {
    50: '#875c51',
    500: '#511e13',
    950: '#000000',
  },
}

SCSS

$custom: #511e13;
$custom-light: #875c51;
$custom-dark: #000000;

JSON

{
  "hex": "#511e13",
  "rgb": {
    "r": 81,
    "g": 30,
    "b": 19
  },
  "hsl": {
    "h": 10.645,
    "s": 62,
    "l": 19.608
  },
  "oklch": {
    "l": 0.3097,
    "c": 0.0795,
    "h": 33.7
  },
  "luminance": 0.02725
}

Semantic roles & 50–950 ramp

primary

#511E13

secondary

#367B8A

accent

#C8E543

background

#F8F5F4

surface

#F0E9E7

border

#CBC5C3

text

#0C0402

muted

#7D7978

Preview Lab

Preview with #511E13

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

Preview Lab → · Contrast checker → · Palette generator →