#A63227#A63227

#A63227 is a mid, vivid red. Relative luminance 0.105; OKLCH L 49.0% C 0.154 H 29.2°. Best body text is #FFFFFF at 6.76:1 contrast (WCAG AA passes).

Color values

HEX	#A63227
RGB	rgb(166, 50, 39)
HSL	hsl(5, 62%, 40%)
HSV	hsv(5, 77%, 65%)
CMYK	cmyk(0%, 69.9%, 76.5%, 34.9%)
CIE-LAB	lab(38.79, 46.84, 33.76)
CIE-LCH	lch(38.79, 57.73, 35.78°)
OKLab	oklab(49.03% 0.1343 0.0751)
OKLCH	oklch(49.03% 0.154 29.2)
XYZ	xyz(17.2346, 10.5373, 3.0455)
Luminance	0.1053 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A63227 #279BA6

analogous

#A6275B #A63227 #A67227

triadic

#A63227 #27A632 #3227A6

tetradic

#A63227 #5BA627 #279BA6 #7227A6

square

#A63227 #5BA627 #279BA6 #7227A6

split-complementary

#A63227 #27A672 #275BA6

monochromatic

#431410 #74231B #A63227 #D1473A #DC756B

Accessibility & contrast

On white

6.76

#A63227 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#A63227 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A63227

6.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A63227	#FFFFFF	#000000	##FFFFFF
##A63227	1.00	6.76	3.11	6.76
#FFFFFF	6.76	1.00	21.00	1.00
#000000	3.11	21.00	1.00	21.00
##FFFFFF	6.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#534B25

Deuteranopia (green-blind)

#706523

Tritanopia (blue-blind)

#B70930

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #a63227;
/* rgb */ color: rgb(166, 50, 39);
/* oklch */ color: oklch(49.0% 0.154 29.2);

Tailwind

colors: {
  custom: {
    50: '#c87162',
    500: '#a63227',
    950: '#000000',
  },
}

SCSS

$custom: #a63227;
$custom-light: #c87162;
$custom-dark: #000000;

JSON

{
  "hex": "#a63227",
  "rgb": {
    "r": 166,
    "g": 50,
    "b": 39
  },
  "hsl": {
    "h": 5.197,
    "s": 61.951,
    "l": 40.196
  },
  "oklch": {
    "l": 0.49028,
    "c": 0.15385,
    "h": 29.2
  },
  "luminance": 0.10535
}

Semantic roles & 50–950 ramp

primary

#A63227

secondary

#66BBC3

accent

#D7E543

background

#FDF7F5

surface

#FAEDEA

border

#D3C8C6

text

#150805

muted

#837B79

Preview Lab

Preview with #A63227

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

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