#63271D#63271D

#63271D is a dark, moderate red. Relative luminance 0.042; OKLCH L 35.7% C 0.090 H 31.4°. Best body text is #FFFFFF at 11.42:1 contrast (WCAG AA passes).

Color values

HEX	#63271D
RGB	rgb(99, 39, 29)
HSL	hsl(9, 55%, 25%)
HSV	hsv(9, 71%, 39%)
CMYK	cmyk(0%, 60.6%, 70.7%, 61.2%)
CIE-LAB	lab(24.30, 26.41, 19.98)
CIE-LCH	lch(24.30, 33.12, 37.12°)
OKLab	oklab(35.74% 0.0764 0.0467)
OKLCH	oklch(35.74% 0.09 31.4)
XYZ	xyz(6.0935, 4.1932, 1.6506)
Luminance	0.0419 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63271D #1D5963

analogous

#631D36 #63271D #634A1D

triadic

#63271D #1D6327 #271D63

tetradic

#63271D #36631D #1D5963 #4A1D63

square

#63271D #36631D #1D5963 #4A1D63

split-complementary

#63271D #1D634A #1D3663

monochromatic

#180907 #34140F #63271D #923A2B #C24C39

Accessibility & contrast

On white

11.42

#63271D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#63271D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #63271D

11.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63271D	#FFFFFF	#000000	##FFFFFF
##63271D	1.00	11.42	1.84	11.42
#FFFFFF	11.42	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#37321C

Deuteranopia (green-blind)

#463F1C

Tritanopia (blue-blind)

#6D1B25

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #63271d;
/* rgb */ color: rgb(99, 39, 29);
/* oklch */ color: oklch(35.7% 0.090 31.4);

Tailwind

colors: {
  custom: {
    50: '#946359',
    500: '#63271d',
    950: '#000000',
  },
}

SCSS

$custom: #63271d;
$custom-light: #946359;
$custom-dark: #000000;

JSON

{
  "hex": "#63271d",
  "rgb": {
    "r": 99,
    "g": 39,
    "b": 29
  },
  "hsl": {
    "h": 8.571,
    "s": 54.688,
    "l": 25.098
  },
  "oklch": {
    "l": 0.35745,
    "c": 0.08951,
    "h": 31.4
  },
  "luminance": 0.04192
}

Semantic roles & 50–950 ramp

primary

#63271D

secondary

#448C98

accent

#C9DE4A

background

#F9F6F5

surface

#F2EBE9

border

#CCC6C5

text

#0E0503

muted

#7E7A78

Preview Lab

Preview with #63271D

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

Preview Lab → · Contrast checker → · Palette generator →