#A42533#A42533

#A42533 is a mid, vivid red. Relative luminance 0.095; OKLCH L 47.6% C 0.162 H 20.4°. Best body text is #FFFFFF at 7.26:1 contrast (WCAG AA passes).

Color values

HEX	#A42533
RGB	rgb(164, 37, 51)
HSL	hsl(353, 63%, 39%)
HSV	hsv(353, 77%, 64%)
CMYK	cmyk(0%, 77.4%, 68.9%, 35.7%)
CIE-LAB	lab(36.85, 51.52, 24.17)
CIE-LCH	lch(36.85, 56.91, 25.13°)
OKLab	oklab(47.57% 0.152 0.0566)
OKLCH	oklch(47.57% 0.162 20.4)
XYZ	xyz(16.5708, 9.4572, 4.0842)
Luminance	0.0945 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A42533 #25A496

analogous

#A42573 #A42533 #A45725

triadic

#A42533 #33A425 #2533A4

tetradic

#A42533 #73A425 #25A496 #5725A4

square

#A42533 #73A425 #25A496 #5725A4

split-complementary

#A42533 #25A457 #2573A4

monochromatic

#400E14 #721A23 #A42533 #D13546 #DD6774

Accessibility & contrast

On white

7.26

#A42533 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.89

#A42533 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A42533

7.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A42533	#FFFFFF	#000000	##FFFFFF
##A42533	1.00	7.26	2.89	7.26
#FFFFFF	7.26	1.00	21.00	1.00
#000000	2.89	21.00	1.00	21.00
##FFFFFF	7.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A4532

Deuteranopia (green-blind)

#6A602F

Tritanopia (blue-blind)

#B4002B

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #a42533;
/* rgb */ color: rgb(164, 37, 51);
/* oklch */ color: oklch(47.6% 0.162 20.4);

Tailwind

colors: {
  custom: {
    50: '#c76b6a',
    500: '#a42533',
    950: '#000000',
  },
}

SCSS

$custom: #a42533;
$custom-light: #c76b6a;
$custom-dark: #000000;

JSON

{
  "hex": "#a42533",
  "rgb": {
    "r": 164,
    "g": 37,
    "b": 51
  },
  "hsl": {
    "h": 353.386,
    "s": 63.184,
    "l": 39.412
  },
  "oklch": {
    "l": 0.47565,
    "c": 0.16218,
    "h": 20.4
  },
  "luminance": 0.09455
}

Semantic roles & 50–950 ramp

primary

#A42533

secondary

#62C2B8

accent

#E6D442

background

#FDF6F6

surface

#FAECEB

border

#D3C7C6

text

#140706

muted

#837A7A

Preview Lab

Preview with #A42533

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

Preview Lab → · Contrast checker → · Palette generator →