#A0243C#A0243C

#A0243C is a mid, vivid red. Relative luminance 0.091; OKLCH L 46.9% C 0.159 H 15.4°. Best body text is #FFFFFF at 7.47:1 contrast (WCAG AA passes).

Color values

HEX	#A0243C
RGB	rgb(160, 36, 60)
HSL	hsl(348, 63%, 38%)
HSV	hsv(348, 78%, 63%)
CMYK	cmyk(0%, 77.5%, 62.5%, 37.3%)
CIE-LAB	lab(36.11, 51.16, 17.35)
CIE-LCH	lch(36.11, 54.03, 18.73°)
OKLab	oklab(46.93% 0.1533 0.0422)
OKLCH	oklch(46.93% 0.159 15.4)
XYZ	xyz(15.9453, 9.0639, 5.1840)
Luminance	0.0906 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A0243C #24A088

analogous

#A0247A #A0243C #A04A24

triadic

#A0243C #3CA024 #243CA0

tetradic

#A0243C #7AA024 #24A088 #4A24A0

square

#A0243C #7AA024 #24A088 #4A24A0

split-complementary

#A0243C #24A04A #247AA0

monochromatic

#3C0E17 #6E1929 #A0243C #D13150 #DC637A

Accessibility & contrast

On white

7.47

#A0243C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#A0243C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A0243C

7.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A0243C	#FFFFFF	#000000	##FFFFFF
##A0243C	1.00	7.47	2.81	7.47
#FFFFFF	7.47	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#47443C

Deuteranopia (green-blind)

#665E39

Tritanopia (blue-blind)

#B0002E

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #a0243c;
/* rgb */ color: rgb(160, 36, 60);
/* oklch */ color: oklch(46.9% 0.159 15.4);

Tailwind

colors: {
  custom: {
    50: '#c36a71',
    500: '#a0243c',
    950: '#000000',
  },
}

SCSS

$custom: #a0243c;
$custom-light: #c36a71;
$custom-dark: #000000;

JSON

{
  "hex": "#a0243c",
  "rgb": {
    "r": 160,
    "g": 36,
    "b": 60
  },
  "hsl": {
    "h": 348.387,
    "s": 63.265,
    "l": 38.431
  },
  "oklch": {
    "l": 0.46925,
    "c": 0.159,
    "h": 15.4
  },
  "luminance": 0.09062
}

Semantic roles & 50–950 ramp

primary

#A0243C

secondary

#5FC1AE

accent

#E6C641

background

#FCF6F6

surface

#F9ECEC

border

#D2C7C7

text

#140707

muted

#827A7A

Preview Lab

Preview with #A0243C

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

Preview Lab → · Contrast checker → · Palette generator →