#511A24#511A24

#511A24 is a dark, moderate red. Relative luminance 0.026; OKLCH L 30.7% C 0.083 H 12.4°. Best body text is #FFFFFF at 13.79:1 contrast (WCAG AA passes).

Color values

HEX	#511A24
RGB	rgb(81, 26, 36)
HSL	hsl(349, 51%, 21%)
HSV	hsv(349, 68%, 32%)
CMYK	cmyk(0%, 67.9%, 55.6%, 68.2%)
CIE-LAB	lab(18.44, 26.66, 6.97)
CIE-LCH	lch(18.44, 27.56, 14.64°)
OKLab	oklab(30.73% 0.0806 0.0177)
OKLCH	oklch(30.73% 0.083 12.4)
XYZ	xyz(4.0815, 2.6160, 1.9587)
Luminance	0.0261 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511A24 #1A5147

analogous

#511A3F #511A24 #512B1A

triadic

#511A24 #24511A #1A2451

tetradic

#511A24 #3F511A #1A5147 #2B1A51

square

#511A24 #3F511A #1A5147 #2B1A51

split-complementary

#511A24 #1A512B #1A3F51

monochromatic

#17070A #230B0F #511A24 #7F2939 #AE384D

Accessibility & contrast

On white

13.79

#511A24 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#511A24 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511A24

13.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511A24	#FFFFFF	#000000	##FFFFFF
##511A24	1.00	13.79	1.52	13.79
#FFFFFF	13.79	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#262624

Deuteranopia (green-blind)

#353123

Tritanopia (blue-blind)

#59111E

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #511a24;
/* rgb */ color: rgb(81, 26, 36);
/* oklch */ color: oklch(30.7% 0.083 12.4);

Tailwind

colors: {
  custom: {
    50: '#855a5e',
    500: '#511a24',
    950: '#000000',
  },
}

SCSS

$custom: #511a24;
$custom-light: #855a5e;
$custom-dark: #000000;

JSON

{
  "hex": "#511a24",
  "rgb": {
    "r": 81,
    "g": 26,
    "b": 36
  },
  "hsl": {
    "h": 349.091,
    "s": 51.402,
    "l": 20.98
  },
  "oklch": {
    "l": 0.30726,
    "c": 0.08254,
    "h": 12.4
  },
  "luminance": 0.02615
}

Semantic roles & 50–950 ramp

primary

#511A24

secondary

#40877A

accent

#DBC14D

background

#F8F5F5

surface

#F0E9E9

border

#CBC5C5

text

#0C0404

muted

#7D7979

Preview Lab

Preview with #511A24

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

Preview Lab → · Contrast checker → · Palette generator →