#511A20#511A20

#511A20 is a dark, moderate red. Relative luminance 0.026; OKLCH L 30.6% C 0.082 H 16.9°. Best body text is #FFFFFF at 13.83:1 contrast (WCAG AA passes).

Color values

HEX	#511A20
RGB	rgb(81, 26, 32)
HSL	hsl(353, 51%, 21%)
HSV	hsv(353, 68%, 32%)
CMYK	cmyk(0%, 67.9%, 60.5%, 68.2%)
CIE-LAB	lab(18.33, 26.27, 9.66)
CIE-LCH	lch(18.33, 27.99, 20.18°)
OKLab	oklab(30.62% 0.0788 0.024)
OKLCH	oklch(30.62% 0.082 16.9)
XYZ	xyz(4.0238, 2.5929, 1.6548)
Luminance	0.0259 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511A20 #1A514B

analogous

#511A3B #511A20 #512F1A

triadic

#511A20 #20511A #1A2051

tetradic

#511A20 #3B511A #1A514B #2F1A51

square

#511A20 #3B511A #1A514B #2F1A51

split-complementary

#511A20 #1A512F #1A3B51

monochromatic

#170709 #230B0E #511A20 #7F2932 #AE3845

Accessibility & contrast

On white

13.83

#511A20 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#511A20 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511A20

13.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511A20	#FFFFFF	#000000	##FFFFFF
##511A20	1.00	13.83	1.52	13.83
#FFFFFF	13.83	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#272620

Deuteranopia (green-blind)

#35311F

Tritanopia (blue-blind)

#59101C

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #511a20;
/* rgb */ color: rgb(81, 26, 32);
/* oklch */ color: oklch(30.6% 0.082 16.9);

Tailwind

colors: {
  custom: {
    50: '#865a5b',
    500: '#511a20',
    950: '#000000',
  },
}

SCSS

$custom: #511a20;
$custom-light: #865a5b;
$custom-dark: #000000;

JSON

{
  "hex": "#511a20",
  "rgb": {
    "r": 81,
    "g": 26,
    "b": 32
  },
  "hsl": {
    "h": 353.455,
    "s": 51.402,
    "l": 20.98
  },
  "oklch": {
    "l": 0.30617,
    "c": 0.08235,
    "h": 16.9
  },
  "luminance": 0.02592
}

Semantic roles & 50–950 ramp

primary

#511A20

secondary

#40877F

accent

#DBCB4D

background

#F8F5F5

surface

#F0E9E9

border

#CBC5C5

text

#0C0404

muted

#7D7979

Preview Lab

Preview with #511A20

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

Preview Lab → · Contrast checker → · Palette generator →