#A3233D#A3233D

#A3233D is a mid, vivid red. Relative luminance 0.093; OKLCH L 47.4% C 0.163 H 15.1°. Best body text is #FFFFFF at 7.33:1 contrast (WCAG AA passes).

Color values

HEX	#A3233D
RGB	rgb(163, 35, 61)
HSL	hsl(348, 65%, 39%)
HSV	hsv(348, 79%, 64%)
CMYK	cmyk(0%, 78.5%, 62.6%, 36.1%)
CIE-LAB	lab(36.61, 52.44, 17.48)
CIE-LCH	lch(36.61, 55.28, 18.44°)
OKLab	oklab(47.41% 0.1572 0.0425)
OKLCH	oklch(47.41% 0.163 15.1)
XYZ	xyz(16.5493, 9.3280, 5.3430)
Luminance	0.0933 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3233D #23A389

analogous

#A3237D #A3233D #A34923

triadic

#A3233D #3DA323 #233DA3

tetradic

#A3233D #7DA323 #23A389 #4923A3

square

#A3233D #7DA323 #23A389 #4923A3

split-complementary

#A3233D #23A349 #237DA3

monochromatic

#3E0D17 #71182A #A3233D #D33151 #DD637C

Accessibility & contrast

On white

7.33

#A3233D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.87

#A3233D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A3233D

7.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3233D	#FFFFFF	#000000	##FFFFFF
##A3233D	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)

#48453D

Deuteranopia (green-blind)

#686039

Tritanopia (blue-blind)

#B3002E

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #a3233d;
/* rgb */ color: rgb(163, 35, 61);
/* oklch */ color: oklch(47.4% 0.163 15.1);

Tailwind

colors: {
  custom: {
    50: '#c56b72',
    500: '#a3233d',
    950: '#000000',
  },
}

SCSS

$custom: #a3233d;
$custom-light: #c56b72;
$custom-dark: #000000;

JSON

{
  "hex": "#a3233d",
  "rgb": {
    "r": 163,
    "g": 35,
    "b": 61
  },
  "hsl": {
    "h": 347.813,
    "s": 64.646,
    "l": 38.824
  },
  "oklch": {
    "l": 0.47409,
    "c": 0.16284,
    "h": 15.1
  },
  "luminance": 0.09326
}

Semantic roles & 50–950 ramp

primary

#A3233D

secondary

#5FC3AE

accent

#E8C640

background

#FDF6F6

surface

#FAECEC

border

#D3C7C7

text

#140707

muted

#837A7A

Preview Lab

Preview with #A3233D

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

Preview Lab → · Contrast checker → · Palette generator →