#A33227#A33227

#A33227 is a mid, vivid red. Relative luminance 0.102; OKLCH L 48.5% C 0.151 H 29.2°. Best body text is #FFFFFF at 6.90:1 contrast (WCAG AA passes).

Color values

HEX	#A33227
RGB	rgb(163, 50, 39)
HSL	hsl(5, 61%, 40%)
HSV	hsv(5, 76%, 64%)
CMYK	cmyk(0%, 69.3%, 76.1%, 36.1%)
CIE-LAB	lab(38.23, 45.81, 32.98)
CIE-LCH	lch(38.23, 56.45, 35.75°)
OKLab	oklab(48.5% 0.1314 0.0736)
OKLCH	oklch(48.5% 0.151 29.2)
XYZ	xyz(16.6129, 10.2167, 3.0163)
Luminance	0.1021 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A33227 #2798A3

analogous

#A3275A #A33227 #A37027

triadic

#A33227 #27A332 #3227A3

tetradic

#A33227 #5AA327 #2798A3 #7027A3

square

#A33227 #5AA327 #2798A3 #7027A3

split-complementary

#A33227 #27A370 #275AA3

monochromatic

#40140F #72231B #A33227 #CF4538 #DB7369

Accessibility & contrast

On white

6.90

#A33227 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.04

#A33227 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A33227

6.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A33227	#FFFFFF	#000000	##FFFFFF
##A33227	1.00	6.90	3.04	6.90
#FFFFFF	6.90	1.00	21.00	1.00
#000000	3.04	21.00	1.00	21.00
##FFFFFF	6.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#524A25

Deuteranopia (green-blind)

#6E6323

Tritanopia (blue-blind)

#B40D30

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #a33227;
/* rgb */ color: rgb(163, 50, 39);
/* oklch */ color: oklch(48.5% 0.151 29.2);

Tailwind

colors: {
  custom: {
    50: '#c67162',
    500: '#a33227',
    950: '#000000',
  },
}

SCSS

$custom: #a33227;
$custom-light: #c67162;
$custom-dark: #000000;

JSON

{
  "hex": "#a33227",
  "rgb": {
    "r": 163,
    "g": 50,
    "b": 39
  },
  "hsl": {
    "h": 5.323,
    "s": 61.386,
    "l": 39.608
  },
  "oklch": {
    "l": 0.48504,
    "c": 0.15063,
    "h": 29.2
  },
  "luminance": 0.10214
}

Semantic roles & 50–950 ramp

primary

#A33227

secondary

#64B9C1

accent

#D6E443

background

#FDF7F5

surface

#FAEDEA

border

#D3C8C6

text

#140805

muted

#837B79

Preview Lab

Preview with #A33227

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

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