#A22537#A22537

#A22537 is a mid, vivid red. Relative luminance 0.093; OKLCH L 47.3% C 0.160 H 18.4°. Best body text is #FFFFFF at 7.35:1 contrast (WCAG AA passes).

Color values

HEX	#A22537
RGB	rgb(162, 37, 55)
HSL	hsl(351, 63%, 39%)
HSV	hsv(351, 77%, 64%)
CMYK	cmyk(0%, 77.2%, 66%, 36.5%)
CIE-LAB	lab(36.52, 51.13, 21.16)
CIE-LCH	lch(36.52, 55.34, 22.48°)
OKLab	oklab(47.27% 0.1519 0.0504)
OKLCH	oklch(47.27% 0.16 18.4)
XYZ	xyz(16.2532, 9.2828, 4.5496)
Luminance	0.0928 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A22537 #25A290

analogous

#A22576 #A22537 #A25225

triadic

#A22537 #37A225 #2537A2

tetradic

#A22537 #76A225 #25A290 #5225A2

square

#A22537 #76A225 #25A290 #5225A2

split-complementary

#A22537 #25A252 #2576A2

monochromatic

#3E0E15 #701A26 #A22537 #D1344A #DC6577

Accessibility & contrast

On white

7.35

#A22537 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.86

#A22537 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A22537

7.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A22537	#FFFFFF	#000000	##FFFFFF
##A22537	1.00	7.35	2.86	7.35
#FFFFFF	7.35	1.00	21.00	1.00
#000000	2.86	21.00	1.00	21.00
##FFFFFF	7.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#494537

Deuteranopia (green-blind)

#695F33

Tritanopia (blue-blind)

#B2002D

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #a22537;
/* rgb */ color: rgb(162, 37, 55);
/* oklch */ color: oklch(47.3% 0.160 18.4);

Tailwind

colors: {
  custom: {
    50: '#c56b6d',
    500: '#a22537',
    950: '#000000',
  },
}

SCSS

$custom: #a22537;
$custom-light: #c56b6d;
$custom-dark: #000000;

JSON

{
  "hex": "#a22537",
  "rgb": {
    "r": 162,
    "g": 37,
    "b": 55
  },
  "hsl": {
    "h": 351.36,
    "s": 62.814,
    "l": 39.02
  },
  "oklch": {
    "l": 0.47274,
    "c": 0.16004,
    "h": 18.4
  },
  "luminance": 0.0928
}

Semantic roles & 50–950 ramp

primary

#A22537

secondary

#61C2B4

accent

#E6CE42

background

#FDF6F6

surface

#FAECEB

border

#D3C7C6

text

#140707

muted

#837A7A

Preview Lab

Preview with #A22537

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

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