#A0243E#A0243E

#A0243E is a mid, vivid red. Relative luminance 0.091; OKLCH L 47.0% C 0.159 H 14.4°. Best body text is #FFFFFF at 7.46:1 contrast (WCAG AA passes).

Color values

HEX	#A0243E
RGB	rgb(160, 36, 62)
HSL	hsl(347, 63%, 38%)
HSV	hsv(347, 78%, 63%)
CMYK	cmyk(0%, 77.5%, 61.2%, 37.3%)
CIE-LAB	lab(36.15, 51.30, 16.12)
CIE-LCH	lch(36.15, 53.77, 17.45°)
OKLab	oklab(46.97% 0.1541 0.0395)
OKLCH	oklch(46.97% 0.159 14.4)
XYZ	xyz(15.9992, 9.0855, 5.4677)
Luminance	0.0908 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A0243E #24A086

analogous

#A0247C #A0243E #A04824

triadic

#A0243E #3EA024 #243EA0

tetradic

#A0243E #7CA024 #24A086 #4824A0

square

#A0243E #7CA024 #24A086 #4824A0

split-complementary

#A0243E #24A048 #247CA0

monochromatic

#3C0E17 #6E192B #A0243E #D13152 #DC637C

Accessibility & contrast

On white

7.46

#A0243E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.82

#A0243E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A0243E

7.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A0243E	#FFFFFF	#000000	##FFFFFF
##A0243E	1.00	7.46	2.82	7.46
#FFFFFF	7.46	1.00	21.00	1.00
#000000	2.82	21.00	1.00	21.00
##FFFFFF	7.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#47453E

Deuteranopia (green-blind)

#665E3B

Tritanopia (blue-blind)

#AF002F

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #a0243e;
/* rgb */ color: rgb(160, 36, 62);
/* oklch */ color: oklch(47.0% 0.159 14.4);

Tailwind

colors: {
  custom: {
    50: '#c36a73',
    500: '#a0243e',
    950: '#000000',
  },
}

SCSS

$custom: #a0243e;
$custom-light: #c36a73;
$custom-dark: #000000;

JSON

{
  "hex": "#a0243e",
  "rgb": {
    "r": 160,
    "g": 36,
    "b": 62
  },
  "hsl": {
    "h": 347.419,
    "s": 63.265,
    "l": 38.431
  },
  "oklch": {
    "l": 0.46969,
    "c": 0.15909,
    "h": 14.4
  },
  "luminance": 0.09083
}

Semantic roles & 50–950 ramp

primary

#A0243E

secondary

#5FC1AC

accent

#E6C441

background

#FCF6F6

surface

#F9ECEC

border

#D2C7C7

text

#140708

muted

#827A7B

Preview Lab

Preview with #A0243E

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

Preview Lab → · Contrast checker → · Palette generator →