#A42133#A42133

#A42133 is a mid, vivid red. Relative luminance 0.092; OKLCH L 47.2% C 0.166 H 19.5°. Best body text is #FFFFFF at 7.38:1 contrast (WCAG AA passes).

Color values

HEX	#A42133
RGB	rgb(164, 33, 51)
HSL	hsl(352, 66%, 39%)
HSV	hsv(352, 80%, 64%)
CMYK	cmyk(0%, 79.9%, 68.9%, 35.7%)
CIE-LAB	lab(36.41, 52.76, 23.62)
CIE-LCH	lch(36.41, 57.81, 24.12°)
OKLab	oklab(47.24% 0.156 0.0554)
OKLCH	oklch(47.24% 0.166 19.5)
XYZ	xyz(16.4531, 9.2218, 4.0450)
Luminance	0.0922 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A42133 #21A492

analogous

#A42174 #A42133 #A45021

triadic

#A42133 #33A421 #2133A4

tetradic

#A42133 #74A421 #21A492 #5021A4

square

#A42133 #74A421 #21A492 #5021A4

split-complementary

#A42133 #21A450 #2174A4

monochromatic

#3E0C13 #711723 #A42133 #D52D44 #DF6072

Accessibility & contrast

On white

7.38

#A42133 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.84

#A42133 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A42133

7.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A42133	#FFFFFF	#000000	##FFFFFF
##A42133	1.00	7.38	2.84	7.38
#FFFFFF	7.38	1.00	21.00	1.00
#000000	2.84	21.00	1.00	21.00
##FFFFFF	7.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#494433

Deuteranopia (green-blind)

#69602F

Tritanopia (blue-blind)

#B40029

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #a42133;
/* rgb */ color: rgb(164, 33, 51);
/* oklch */ color: oklch(47.2% 0.166 19.5);

Tailwind

colors: {
  custom: {
    50: '#c76a6a',
    500: '#a42133',
    950: '#000000',
  },
}

SCSS

$custom: #a42133;
$custom-light: #c76a6a;
$custom-dark: #000000;

JSON

{
  "hex": "#a42133",
  "rgb": {
    "r": 164,
    "g": 33,
    "b": 51
  },
  "hsl": {
    "h": 351.756,
    "s": 66.497,
    "l": 38.627
  },
  "oklch": {
    "l": 0.47237,
    "c": 0.1655,
    "h": 19.5
  },
  "luminance": 0.09219
}

Semantic roles & 50–950 ramp

primary

#A42133

secondary

#5DC4B6

accent

#E9D23E

background

#FDF6F6

surface

#FAECEB

border

#D3C7C6

text

#140706

muted

#837A7A

Preview Lab

Preview with #A42133

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

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