#511E27#511E27

#511E27 is a dark, moderate red. Relative luminance 0.028; OKLCH L 31.4% C 0.077 H 11.8°. Best body text is #FFFFFF at 13.42:1 contrast (WCAG AA passes).

Color values

HEX	#511E27
RGB	rgb(81, 30, 39)
HSL	hsl(349, 46%, 22%)
HSV	hsv(349, 63%, 32%)
CMYK	cmyk(0%, 63%, 51.9%, 68.2%)
CIE-LAB	lab(19.33, 24.83, 6.09)
CIE-LCH	lch(19.33, 25.57, 13.79°)
OKLab	oklab(31.42% 0.0752 0.0157)
OKLCH	oklch(31.42% 0.077 11.8)
XYZ	xyz(4.2241, 2.8248, 2.2419)
Luminance	0.0282 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511E27 #1E5148

analogous

#511E41 #511E27 #512F1E

triadic

#511E27 #27511E #1E2751

tetradic

#511E27 #41511E #1E5148 #2F1E51

square

#511E27 #41511E #1E5148 #2F1E51

split-complementary

#511E27 #1E512F #1E4151

monochromatic

#16080B #240D11 #511E27 #7E2F3D #AA3F52

Accessibility & contrast

On white

13.42

#511E27 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#511E27 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511E27

13.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511E27	#FFFFFF	#000000	##FFFFFF
##511E27	1.00	13.42	1.56	13.42
#FFFFFF	13.42	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#292827

Deuteranopia (green-blind)

#363326

Tritanopia (blue-blind)

#581721

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #511e27;
/* rgb */ color: rgb(81, 30, 39);
/* oklch */ color: oklch(31.4% 0.077 11.8);

Tailwind

colors: {
  custom: {
    50: '#855c60',
    500: '#511e27',
    950: '#000000',
  },
}

SCSS

$custom: #511e27;
$custom-light: #855c60;
$custom-dark: #000000;

JSON

{
  "hex": "#511e27",
  "rgb": {
    "r": 81,
    "g": 30,
    "b": 39
  },
  "hsl": {
    "h": 349.412,
    "s": 45.946,
    "l": 21.765
  },
  "oklch": {
    "l": 0.31422,
    "c": 0.0768,
    "h": 11.8
  },
  "luminance": 0.02824
}

Semantic roles & 50–950 ramp

primary

#511E27

secondary

#45867B

accent

#D6BE52

background

#F8F5F5

surface

#F0E9E9

border

#CBC5C5

text

#0B0405

muted

#7C7979

Preview Lab

Preview with #511E27

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

Preview Lab → · Contrast checker → · Palette generator →