#A4233A#A4233A

#A4233A is a mid, vivid red. Relative luminance 0.094; OKLCH L 47.5% C 0.164 H 16.7°. Best body text is #FFFFFF at 7.29:1 contrast (WCAG AA passes).

Color values

HEX	#A4233A
RGB	rgb(164, 35, 58)
HSL	hsl(349, 65%, 39%)
HSV	hsv(349, 79%, 64%)
CMYK	cmyk(0%, 78.7%, 64.6%, 35.7%)
CIE-LAB	lab(36.75, 52.55, 19.62)
CIE-LCH	lch(36.75, 56.09, 20.47°)
OKLab	oklab(47.53% 0.1568 0.0472)
OKLCH	oklch(47.53% 0.164 16.7)
XYZ	xyz(16.6764, 9.4026, 4.9389)
Luminance	0.0940 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A4233A #23A48D

analogous

#A4237B #A4233A #A44D23

triadic

#A4233A #3AA423 #233AA4

tetradic

#A4233A #7BA423 #23A48D #4D23A4

square

#A4233A #7BA423 #23A48D #4D23A4

split-complementary

#A4233A #23A44D #237BA4

monochromatic

#3F0D16 #721828 #A4233A #D3314E #DE6479

Accessibility & contrast

On white

7.29

#A4233A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.88

#A4233A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A4233A

7.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A4233A	#FFFFFF	#000000	##FFFFFF
##A4233A	1.00	7.29	2.88	7.29
#FFFFFF	7.29	1.00	21.00	1.00
#000000	2.88	21.00	1.00	21.00
##FFFFFF	7.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#48453A

Deuteranopia (green-blind)

#696036

Tritanopia (blue-blind)

#B4002D

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #a4233a;
/* rgb */ color: rgb(164, 35, 58);
/* oklch */ color: oklch(47.5% 0.164 16.7);

Tailwind

colors: {
  custom: {
    50: '#c66b6f',
    500: '#a4233a',
    950: '#000000',
  },
}

SCSS

$custom: #a4233a;
$custom-light: #c66b6f;
$custom-dark: #000000;

JSON

{
  "hex": "#a4233a",
  "rgb": {
    "r": 164,
    "g": 35,
    "b": 58
  },
  "hsl": {
    "h": 349.302,
    "s": 64.824,
    "l": 39.02
  },
  "oklch": {
    "l": 0.4753,
    "c": 0.16374,
    "h": 16.7
  },
  "luminance": 0.094
}

Semantic roles & 50–950 ramp

primary

#A4233A

secondary

#60C3B1

accent

#E8CA40

background

#FDF6F6

surface

#FAECEC

border

#D3C7C7

text

#140707

muted

#837A7A

Preview Lab

Preview with #A4233A

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

Preview Lab → · Contrast checker → · Palette generator →