#A5222D#A5222D

#A5222D is a mid, vivid red. Relative luminance 0.093; OKLCH L 47.4% C 0.166 H 22.4°. Best body text is #FFFFFF at 7.33:1 contrast (WCAG AA passes).

Color values

HEX	#A5222D
RGB	rgb(165, 34, 45)
HSL	hsl(355, 66%, 39%)
HSV	hsv(355, 79%, 65%)
CMYK	cmyk(0%, 79.4%, 72.7%, 35.3%)
CIE-LAB	lab(36.62, 52.47, 27.68)
CIE-LCH	lch(36.62, 59.32, 27.81°)
OKLab	oklab(47.4% 0.1535 0.0633)
OKLCH	oklch(47.4% 0.166 22.4)
XYZ	xyz(16.5647, 9.3355, 3.4118)
Luminance	0.0933 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A5222D #22A59A

analogous

#A5226F #A5222D #A55922

triadic

#A5222D #2DA522 #222DA5

tetradic

#A5222D #6FA522 #22A59A #5922A5

square

#A5222D #6FA522 #22A59A #5922A5

split-complementary

#A5222D #22A559 #226FA5

monochromatic

#400D11 #72181F #A5222D #D4303E #DF636D

Accessibility & contrast

On white

7.33

#A5222D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.87

#A5222D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A5222D

7.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A5222D	#FFFFFF	#000000	##FFFFFF
##A5222D	1.00	7.33	2.87	7.33
#FFFFFF	7.33	1.00	21.00	1.00
#000000	2.87	21.00	1.00	21.00
##FFFFFF	7.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A442C

Deuteranopia (green-blind)

#6B6028

Tritanopia (blue-blind)

#B60028

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #a5222d;
/* rgb */ color: rgb(165, 34, 45);
/* oklch */ color: oklch(47.4% 0.166 22.4);

Tailwind

colors: {
  custom: {
    50: '#c86a66',
    500: '#a5222d',
    950: '#000000',
  },
}

SCSS

$custom: #a5222d;
$custom-light: #c86a66;
$custom-dark: #000000;

JSON

{
  "hex": "#a5222d",
  "rgb": {
    "r": 165,
    "g": 34,
    "b": 45
  },
  "hsl": {
    "h": 354.962,
    "s": 65.829,
    "l": 39.02
  },
  "oklch": {
    "l": 0.47402,
    "c": 0.16604,
    "h": 22.4
  },
  "luminance": 0.09333
}

Semantic roles & 50–950 ramp

primary

#A5222D

secondary

#5FC4BB

accent

#E9DB3F

background

#FDF6F6

surface

#FAECEB

border

#D3C7C6

text

#150705

muted

#837A7A

Preview Lab

Preview with #A5222D

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

Preview Lab → · Contrast checker → · Palette generator →