#A0233B#A0233B

#A0233B is a mid, vivid red. Relative luminance 0.090; OKLCH L 46.8% C 0.160 H 15.7°. Best body text is #FFFFFF at 7.50:1 contrast (WCAG AA passes).

Color values

HEX	#A0233B
RGB	rgb(160, 35, 59)
HSL	hsl(348, 64%, 38%)
HSV	hsv(348, 78%, 63%)
CMYK	cmyk(0%, 78.1%, 63.1%, 37.3%)
CIE-LAB	lab(35.97, 51.42, 17.82)
CIE-LCH	lch(35.97, 54.42, 19.11°)
OKLab	oklab(46.82% 0.1539 0.0432)
OKLCH	oklch(46.82% 0.16 15.7)
XYZ	xyz(15.8893, 8.9938, 5.0361)
Luminance	0.0899 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A0233B #23A088

analogous

#A02379 #A0233B #A04923

triadic

#A0233B #3BA023 #233BA0

tetradic

#A0233B #79A023 #23A088 #4923A0

square

#A0233B #79A023 #23A088 #4923A0

split-complementary

#A0233B #23A049 #2379A0

monochromatic

#3C0D16 #6E1828 #A0233B #D12F4E #DC6179

Accessibility & contrast

On white

7.50

#A0233B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.80

#A0233B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A0233B

7.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A0233B	#FFFFFF	#000000	##FFFFFF
##A0233B	1.00	7.50	2.80	7.50
#FFFFFF	7.50	1.00	21.00	1.00
#000000	2.80	21.00	1.00	21.00
##FFFFFF	7.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#47443B

Deuteranopia (green-blind)

#665E38

Tritanopia (blue-blind)

#B0002D

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #a0233b;
/* rgb */ color: rgb(160, 35, 59);
/* oklch */ color: oklch(46.8% 0.160 15.7);

Tailwind

colors: {
  custom: {
    50: '#c36a70',
    500: '#a0233b',
    950: '#000000',
  },
}

SCSS

$custom: #a0233b;
$custom-light: #c36a70;
$custom-dark: #000000;

JSON

{
  "hex": "#a0233b",
  "rgb": {
    "r": 160,
    "g": 35,
    "b": 59
  },
  "hsl": {
    "h": 348.48,
    "s": 64.103,
    "l": 38.235
  },
  "oklch": {
    "l": 0.46819,
    "c": 0.15987,
    "h": 15.7
  },
  "luminance": 0.08991
}

Semantic roles & 50–950 ramp

primary

#A0233B

secondary

#5DC1AE

accent

#E7C741

background

#FCF6F6

surface

#F9ECEC

border

#D2C7C7

text

#140707

muted

#827A7A

Preview Lab

Preview with #A0233B

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

Preview Lab → · Contrast checker → · Palette generator →