#511A27#511A27

#511A27 is a dark, moderate red. Relative luminance 0.026; OKLCH L 30.8% C 0.083 H 8.9°. Best body text is #FFFFFF at 13.75:1 contrast (WCAG AA passes).

Color values

HEX	#511A27
RGB	rgb(81, 26, 39)
HSL	hsl(346, 51%, 21%)
HSV	hsv(346, 68%, 32%)
CMYK	cmyk(0%, 67.9%, 51.9%, 68.2%)
CIE-LAB	lab(18.52, 26.98, 4.96)
CIE-LCH	lch(18.52, 27.44, 10.41°)
OKLab	oklab(30.82% 0.082 0.0129)
OKLCH	oklch(30.82% 0.083 8.9)
XYZ	xyz(4.1293, 2.6351, 2.2102)
Luminance	0.0263 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511A27 #1A5144

analogous

#511A42 #511A27 #51281A

triadic

#511A27 #27511A #1A2751

tetradic

#511A27 #42511A #1A5144 #281A51

square

#511A27 #42511A #1A5144 #281A51

split-complementary

#511A27 #1A5128 #1A4251

monochromatic

#17070B #230B11 #511A27 #7F293D #AE3854

Accessibility & contrast

On white

13.75

#511A27 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#511A27 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511A27

13.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511A27	#FFFFFF	#000000	##FFFFFF
##511A27	1.00	13.75	1.53	13.75
#FFFFFF	13.75	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#262627

Deuteranopia (green-blind)

#343126

Tritanopia (blue-blind)

#59121F

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #511a27;
/* rgb */ color: rgb(81, 26, 39);
/* oklch */ color: oklch(30.8% 0.083 8.9);

Tailwind

colors: {
  custom: {
    50: '#855a60',
    500: '#511a27',
    950: '#000000',
  },
}

SCSS

$custom: #511a27;
$custom-light: #855a60;
$custom-dark: #000000;

JSON

{
  "hex": "#511a27",
  "rgb": {
    "r": 81,
    "g": 26,
    "b": 39
  },
  "hsl": {
    "h": 345.818,
    "s": 51.402,
    "l": 20.98
  },
  "oklch": {
    "l": 0.30816,
    "c": 0.08297,
    "h": 8.9
  },
  "luminance": 0.02635
}

Semantic roles & 50–950 ramp

primary

#511A27

secondary

#408776

accent

#DBB94D

background

#F8F5F5

surface

#F0E9E9

border

#CBC5C5

text

#0B0405

muted

#7C7979

Preview Lab

Preview with #511A27

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

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