#A42A33#A42A33

#A42A33 is a mid, vivid red. Relative luminance 0.098; OKLCH L 48.0% C 0.158 H 21.7°. Best body text is #FFFFFF at 7.10:1 contrast (WCAG AA passes).

Color values

HEX	#A42A33
RGB	rgb(164, 42, 51)
HSL	hsl(356, 59%, 40%)
HSV	hsv(356, 74%, 64%)
CMYK	cmyk(0%, 74.4%, 68.9%, 35.7%)
CIE-LAB	lab(37.46, 49.81, 24.93)
CIE-LCH	lch(37.46, 55.70, 26.58°)
OKLab	oklab(48.02% 0.1465 0.0583)
OKLCH	oklch(48.02% 0.158 21.7)
XYZ	xyz(16.7372, 9.7900, 4.1397)
Luminance	0.0979 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A42A33 #2AA49B

analogous

#A42A70 #A42A33 #A45E2A

triadic

#A42A33 #33A42A #2A33A4

tetradic

#A42A33 #70A42A #2AA49B #5E2AA4

square

#A42A33 #70A42A #2AA49B #5E2AA4

split-complementary

#A42A33 #2AA45E #2A70A4

monochromatic

#431115 #731E24 #A42A33 #CD3E48 #DA6E76

Accessibility & contrast

On white

7.10

#A42A33 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.96

#A42A33 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A42A33

7.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A42A33	#FFFFFF	#000000	##FFFFFF
##A42A33	1.00	7.10	2.96	7.10
#FFFFFF	7.10	1.00	21.00	1.00
#000000	2.96	21.00	1.00	21.00
##FFFFFF	7.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D4832

Deuteranopia (green-blind)

#6C622F

Tritanopia (blue-blind)

#B4002E

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #a42a33;
/* rgb */ color: rgb(164, 42, 51);
/* oklch */ color: oklch(48.0% 0.158 21.7);

Tailwind

colors: {
  custom: {
    50: '#c66d6a',
    500: '#a42a33',
    950: '#000000',
  },
}

SCSS

$custom: #a42a33;
$custom-light: #c66d6a;
$custom-dark: #000000;

JSON

{
  "hex": "#a42a33",
  "rgb": {
    "r": 164,
    "g": 42,
    "b": 51
  },
  "hsl": {
    "h": 355.574,
    "s": 59.223,
    "l": 40.392
  },
  "oklch": {
    "l": 0.4802,
    "c": 0.15769,
    "h": 21.7
  },
  "luminance": 0.09787
}

Semantic roles & 50–950 ramp

primary

#A42A33

secondary

#69C1BA

accent

#E2D745

background

#FDF6F6

surface

#FAECEB

border

#D3C7C6

text

#140806

muted

#837B7A

Preview Lab

Preview with #A42A33

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

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