#51242B#51242B

#51242B is a dark, moderate red. Relative luminance 0.032; OKLCH L 32.5% C 0.068 H 11.8°. Best body text is #FFFFFF at 12.83:1 contrast (WCAG AA passes).

Color values

HEX	#51242B
RGB	rgb(81, 36, 43)
HSL	hsl(351, 38%, 23%)
HSV	hsv(351, 56%, 32%)
CMYK	cmyk(0%, 55.6%, 46.9%, 68.2%)
CIE-LAB	lab(20.77, 21.84, 5.33)
CIE-LCH	lch(20.77, 22.48, 13.72°)
OKLab	oklab(32.55% 0.0662 0.0139)
OKLCH	oklch(32.55% 0.068 11.8)
XYZ	xyz(4.4605, 3.1860, 2.6651)
Luminance	0.0319 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51242B #24514A

analogous

#512441 #51242B #513324

triadic

#51242B #2B5124 #242B51

tetradic

#51242B #415124 #24514A #332451

square

#51242B #415124 #24514A #332451

split-complementary

#51242B #245133 #244151

monochromatic

#15090B #271115 #51242B #7B3741 #A64A58

Accessibility & contrast

On white

12.83

#51242B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#51242B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #51242B

12.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51242B	#FFFFFF	#000000	##FFFFFF
##51242B	1.00	12.83	1.64	12.83
#FFFFFF	12.83	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D2C2B

Deuteranopia (green-blind)

#38352A

Tritanopia (blue-blind)

#581F27

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #51242b;
/* rgb */ color: rgb(81, 36, 43);
/* oklch */ color: oklch(32.5% 0.068 11.8);

Tailwind

colors: {
  custom: {
    50: '#846064',
    500: '#51242b',
    950: '#000000',
  },
}

SCSS

$custom: #51242b;
$custom-light: #846064;
$custom-dark: #000000;

JSON

{
  "hex": "#51242b",
  "rgb": {
    "r": 81,
    "g": 36,
    "b": 43
  },
  "hsl": {
    "h": 350.667,
    "s": 38.462,
    "l": 22.941
  },
  "oklch": {
    "l": 0.32548,
    "c": 0.0676,
    "h": 11.8
  },
  "luminance": 0.03186
}

Semantic roles & 50–950 ramp

primary

#51242B

secondary

#4C857C

accent

#CEBC59

background

#F8F5F5

surface

#EFE9EA

border

#CAC5C6

text

#0B0505

muted

#7C7979

Preview Lab

Preview with #51242B

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

Preview Lab → · Contrast checker → · Palette generator →