#A03231#A03231

#A03231 is a mid, vivid red. Relative luminance 0.100; OKLCH L 48.1% C 0.146 H 24.9°. Best body text is #FFFFFF at 7.01:1 contrast (WCAG AA passes).

Color values

HEX	#A03231
RGB	rgb(160, 50, 49)
HSL	hsl(1, 53%, 41%)
HSV	hsv(1, 69%, 63%)
CMYK	cmyk(0%, 68.8%, 69.4%, 37.3%)
CIE-LAB	lab(37.80, 45.27, 26.40)
CIE-LCH	lch(37.80, 52.41, 30.25°)
OKLab	oklab(48.13% 0.1322 0.0614)
OKLCH	oklch(48.13% 0.146 24.9)
XYZ	xyz(16.1939, 9.9789, 3.9785)
Luminance	0.0998 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A03231 #319FA0

analogous

#A03167 #A03231 #A06931

triadic

#A03231 #31A032 #3231A0

tetradic

#A03231 #67A031 #319FA0 #6931A0

square

#A03231 #67A031 #319FA0 #6931A0

split-complementary

#A03231 #31A069 #3167A0

monochromatic

#421514 #712323 #A03231 #C74947 #D57776

Accessibility & contrast

On white

7.01

#A03231 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

3.00

#A03231 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A03231

7.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A03231	#FFFFFF	#000000	##FFFFFF
##A03231	1.00	7.01	3.00	7.01
#FFFFFF	7.01	1.00	21.00	1.00
#000000	3.00	21.00	1.00	21.00
##FFFFFF	7.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#504A30

Deuteranopia (green-blind)

#6C622E

Tritanopia (blue-blind)

#B01333

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #a03231;
/* rgb */ color: rgb(160, 50, 49);
/* oklch */ color: oklch(48.1% 0.146 24.9);

Tailwind

colors: {
  custom: {
    50: '#c37169',
    500: '#a03231',
    950: '#000000',
  },
}

SCSS

$custom: #a03231;
$custom-light: #c37169;
$custom-dark: #000000;

JSON

{
  "hex": "#a03231",
  "rgb": {
    "r": 160,
    "g": 50,
    "b": 49
  },
  "hsl": {
    "h": 0.541,
    "s": 53.11,
    "l": 40.98
  },
  "oklch": {
    "l": 0.48126,
    "c": 0.14579,
    "h": 24.9
  },
  "luminance": 0.09977
}

Semantic roles & 50–950 ramp

primary

#A03231

secondary

#70BDBD

accent

#DBDD4B

background

#FCF7F6

surface

#F9EDEB

border

#D2C8C6

text

#140806

muted

#827B7A

Preview Lab

Preview with #A03231

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

Preview Lab → · Contrast checker → · Palette generator →