#A3233E#A3233E

#A3233E is a mid, vivid red. Relative luminance 0.093; OKLCH L 47.4% C 0.163 H 14.6°. Best body text is #FFFFFF at 7.32:1 contrast (WCAG AA passes).

Color values

HEX	#A3233E
RGB	rgb(163, 35, 62)
HSL	hsl(347, 65%, 39%)
HSV	hsv(347, 79%, 64%)
CMYK	cmyk(0%, 78.5%, 62%, 36.1%)
CIE-LAB	lab(36.63, 52.51, 16.87)
CIE-LCH	lch(36.63, 55.15, 17.81°)
OKLab	oklab(47.43% 0.1576 0.0412)
OKLCH	oklch(47.43% 0.163 14.6)
XYZ	xyz(16.5765, 9.3389, 5.4862)
Luminance	0.0934 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3233E #23A388

analogous

#A3237E #A3233E #A34823

triadic

#A3233E #3EA323 #233EA3

tetradic

#A3233E #7EA323 #23A388 #4823A3

square

#A3233E #7EA323 #23A388 #4823A3

split-complementary

#A3233E #23A348 #237EA3

monochromatic

#3E0D18 #71182B #A3233E #D33153 #DD637D

Accessibility & contrast

On white

7.32

#A3233E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.87

#A3233E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A3233E

7.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3233E	#FFFFFF	#000000	##FFFFFF
##A3233E	1.00	7.32	2.87	7.32
#FFFFFF	7.32	1.00	21.00	1.00
#000000	2.87	21.00	1.00	21.00
##FFFFFF	7.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#47453E

Deuteranopia (green-blind)

#68603B

Tritanopia (blue-blind)

#B3002F

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #a3233e;
/* rgb */ color: rgb(163, 35, 62);
/* oklch */ color: oklch(47.4% 0.163 14.6);

Tailwind

colors: {
  custom: {
    50: '#c56b73',
    500: '#a3233e',
    950: '#000000',
  },
}

SCSS

$custom: #a3233e;
$custom-light: #c56b73;
$custom-dark: #000000;

JSON

{
  "hex": "#a3233e",
  "rgb": {
    "r": 163,
    "g": 35,
    "b": 62
  },
  "hsl": {
    "h": 347.344,
    "s": 64.646,
    "l": 38.824
  },
  "oklch": {
    "l": 0.47431,
    "c": 0.16289,
    "h": 14.6
  },
  "luminance": 0.09336
}

Semantic roles & 50–950 ramp

primary

#A3233E

secondary

#5FC3AE

accent

#E8C440

background

#FDF6F6

surface

#FAECEC

border

#D3C7C7

text

#140708

muted

#837A7B

Preview Lab

Preview with #A3233E

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

Preview Lab → · Contrast checker → · Palette generator →