#A33143#A33143

#A33143 is a mid, vivid red. Relative luminance 0.104; OKLCH L 48.9% C 0.149 H 15.6°. Best body text is #FFFFFF at 6.82:1 contrast (WCAG AA passes).

Color values

HEX	#A33143
RGB	rgb(163, 49, 67)
HSL	hsl(351, 54%, 42%)
HSV	hsv(351, 70%, 64%)
CMYK	cmyk(0%, 69.9%, 58.9%, 36.1%)
CIE-LAB	lab(38.53, 47.84, 16.23)
CIE-LCH	lch(38.53, 50.52, 18.74°)
OKLab	oklab(48.88% 0.1436 0.04)
OKLCH	oklch(48.88% 0.149 15.6)
XYZ	xyz(17.2173, 10.3908, 6.4081)
Luminance	0.1039 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A33143 #31A391

analogous

#A3317C #A33143 #A35831

triadic

#A33143 #43A331 #3143A3

tetradic

#A33143 #7CA331 #31A391 #5831A3

square

#A33143 #7CA331 #31A391 #5831A3

split-complementary

#A33143 #31A358 #317CA3

monochromatic

#45151C #742330 #A33143 #C8495D #D67887

Accessibility & contrast

On white

6.82

#A33143 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.08

#A33143 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A33143

6.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A33143	#FFFFFF	#000000	##FFFFFF
##A33143	1.00	6.82	3.08	6.82
#FFFFFF	6.82	1.00	21.00	1.00
#000000	3.08	21.00	1.00	21.00
##FFFFFF	6.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E4C43

Deuteranopia (green-blind)

#6B6340

Tritanopia (blue-blind)

#B21638

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #a33143;
/* rgb */ color: rgb(163, 49, 67);
/* oklch */ color: oklch(48.9% 0.149 15.6);

Tailwind

colors: {
  custom: {
    50: '#c47176',
    500: '#a33143',
    950: '#000000',
  },
}

SCSS

$custom: #a33143;
$custom-light: #c47176;
$custom-dark: #000000;

JSON

{
  "hex": "#a33143",
  "rgb": {
    "r": 163,
    "g": 49,
    "b": 67
  },
  "hsl": {
    "h": 350.526,
    "s": 53.774,
    "l": 41.569
  },
  "oklch": {
    "l": 0.4888,
    "c": 0.14903,
    "h": 15.6
  },
  "luminance": 0.10388
}

Semantic roles & 50–950 ramp

primary

#A33143

secondary

#71BFB2

accent

#DDC64B

background

#FCF7F7

surface

#F9EDED

border

#D2C8C8

text

#140808

muted

#827B7B

Preview Lab

Preview with #A33143

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

Preview Lab → · Contrast checker → · Palette generator →