#51291C#51291C

#51291C is a dark, moderate red. Relative luminance 0.034; OKLCH L 33.1% C 0.064 H 38.7°. Best body text is #FFFFFF at 12.47:1 contrast (WCAG AA passes).

Color values

HEX	#51291C
RGB	rgb(81, 41, 28)
HSL	hsl(15, 49%, 21%)
HSV	hsv(15, 65%, 32%)
CMYK	cmyk(0%, 49.4%, 65.4%, 68.2%)
CIE-LAB	lab(21.65, 17.19, 16.69)
CIE-LCH	lch(21.65, 23.96, 44.15°)
OKLab	oklab(33.11% 0.0498 0.0398)
OKLCH	oklch(33.11% 0.064 38.7)
XYZ	xyz(4.3962, 3.4195, 1.5269)
Luminance	0.0342 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51291C #1C4451

analogous

#511C2A #51291C #51441C

triadic

#51291C #1C5129 #291C51

tetradic

#51291C #2A511C #1C4451 #441C51

square

#51291C #2A511C #1C4451 #441C51

split-complementary

#51291C #1C5144 #1C2A51

monochromatic

#170C08 #24120C #51291C #7E402C #AC573B

Accessibility & contrast

On white

12.47

#51291C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#51291C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #51291C

12.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51291C	#FFFFFF	#000000	##FFFFFF
##51291C	1.00	12.47	1.68	12.47
#FFFFFF	12.47	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#332F1B

Deuteranopia (green-blind)

#3D371B

Tritanopia (blue-blind)

#592226

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #51291c;
/* rgb */ color: rgb(81, 41, 28);
/* oklch */ color: oklch(33.1% 0.064 38.7);

Tailwind

colors: {
  custom: {
    50: '#856358',
    500: '#51291c',
    950: '#000000',
  },
}

SCSS

$custom: #51291c;
$custom-light: #856358;
$custom-dark: #000000;

JSON

{
  "hex": "#51291c",
  "rgb": {
    "r": 81,
    "g": 41,
    "b": 28
  },
  "hsl": {
    "h": 14.717,
    "s": 48.624,
    "l": 21.373
  },
  "oklch": {
    "l": 0.33105,
    "c": 0.06374,
    "h": 38.7
  },
  "luminance": 0.03419
}

Semantic roles & 50–950 ramp

primary

#51291C

secondary

#427687

accent

#B7D850

background

#F8F5F5

surface

#F0EAE9

border

#CBC6C5

text

#0B0503

muted

#7C7978

Preview Lab

Preview with #51291C

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

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