#A5222B#A5222B

#A5222B is a mid, vivid red. Relative luminance 0.093; OKLCH L 47.4% C 0.166 H 23.2°. Best body text is #FFFFFF at 7.33:1 contrast (WCAG AA passes).

Color values

HEX	#A5222B
RGB	rgb(165, 34, 43)
HSL	hsl(356, 66%, 39%)
HSV	hsv(356, 79%, 65%)
CMYK	cmyk(0%, 79.4%, 73.9%, 35.3%)
CIE-LAB	lab(36.59, 52.38, 28.87)
CIE-LCH	lch(36.59, 59.81, 28.86°)
OKLab	oklab(47.37% 0.1528 0.0655)
OKLCH	oklch(47.37% 0.166 23.2)
XYZ	xyz(16.5271, 9.3204, 3.2138)
Luminance	0.0932 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A5222B #22A59C

analogous

#A5226D #A5222B #A55B22

triadic

#A5222B #2BA522 #222BA5

tetradic

#A5222B #6DA522 #22A59C #5B22A5

square

#A5222B #6DA522 #22A59C #5B22A5

split-complementary

#A5222B #22A55B #226DA5

monochromatic

#400D11 #72181E #A5222B #D4303B #DF636B

Accessibility & contrast

On white

7.33

#A5222B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.86

#A5222B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A5222B

7.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A5222B	#FFFFFF	#000000	##FFFFFF
##A5222B	1.00	7.33	2.86	7.33
#FFFFFF	7.33	1.00	21.00	1.00
#000000	2.86	21.00	1.00	21.00
##FFFFFF	7.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A442A

Deuteranopia (green-blind)

#6B6026

Tritanopia (blue-blind)

#B60027

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #a5222b;
/* rgb */ color: rgb(165, 34, 43);
/* oklch */ color: oklch(47.4% 0.166 23.2);

Tailwind

colors: {
  custom: {
    50: '#c86a64',
    500: '#a5222b',
    950: '#000000',
  },
}

SCSS

$custom: #a5222b;
$custom-light: #c86a64;
$custom-dark: #000000;

JSON

{
  "hex": "#a5222b",
  "rgb": {
    "r": 165,
    "g": 34,
    "b": 43
  },
  "hsl": {
    "h": 355.878,
    "s": 65.829,
    "l": 39.02
  },
  "oklch": {
    "l": 0.47372,
    "c": 0.16621,
    "h": 23.2
  },
  "luminance": 0.09318
}

Semantic roles & 50–950 ramp

primary

#A5222B

secondary

#5FC4BD

accent

#E9DD3F

background

#FDF6F6

surface

#FAECEB

border

#D3C7C6

text

#150705

muted

#837A7A

Preview Lab

Preview with #A5222B

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

Preview Lab → · Contrast checker → · Palette generator →