#A42C28#A42C28

#A42C28 is a mid, vivid red. Relative luminance 0.098; OKLCH L 48.1% C 0.157 H 26.9°. Best body text is #FFFFFF at 7.07:1 contrast (WCAG AA passes).

Color values

HEX	#A42C28
RGB	rgb(164, 44, 40)
HSL	hsl(2, 61%, 40%)
HSV	hsv(2, 76%, 64%)
CMYK	cmyk(0%, 73.2%, 75.6%, 35.7%)
CIE-LAB	lab(37.57, 48.55, 31.73)
CIE-LCH	lch(37.57, 58.00, 33.16°)
OKLab	oklab(48.05% 0.1401 0.0711)
OKLCH	oklch(48.05% 0.157 26.9)
XYZ	xyz(16.5954, 9.8496, 3.0344)
Luminance	0.0985 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A42C28 #28A0A4

analogous

#A42862 #A42C28 #A46A28

triadic

#A42C28 #28A42C #2C28A4

tetradic

#A42C28 #62A428 #28A0A4 #6A28A4

square

#A42C28 #62A428 #28A0A4 #6A28A4

split-complementary

#A42C28 #28A46A #2862A4

monochromatic

#421210 #731F1C #A42C28 #CF3F3A #DB6F6B

Accessibility & contrast

On white

7.07

#A42C28 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.97

#A42C28 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A42C28

7.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A42C28	#FFFFFF	#000000	##FFFFFF
##A42C28	1.00	7.07	2.97	7.07
#FFFFFF	7.07	1.00	21.00	1.00
#000000	2.97	21.00	1.00	21.00
##FFFFFF	7.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F4826

Deuteranopia (green-blind)

#6D6224

Tritanopia (blue-blind)

#B5002C

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #a42c28;
/* rgb */ color: rgb(164, 44, 40);
/* oklch */ color: oklch(48.1% 0.157 26.9);

Tailwind

colors: {
  custom: {
    50: '#c76e62',
    500: '#a42c28',
    950: '#000000',
  },
}

SCSS

$custom: #a42c28;
$custom-light: #c76e62;
$custom-dark: #000000;

JSON

{
  "hex": "#a42c28",
  "rgb": {
    "r": 164,
    "g": 44,
    "b": 40
  },
  "hsl": {
    "h": 1.935,
    "s": 60.784,
    "l": 40
  },
  "oklch": {
    "l": 0.48051,
    "c": 0.15711,
    "h": 26.9
  },
  "luminance": 0.09847
}

Semantic roles & 50–950 ramp

primary

#A42C28

secondary

#66BFC1

accent

#DFE444

background

#FDF6F5

surface

#FAECEA

border

#D3C7C6

text

#150805

muted

#837B79

Preview Lab

Preview with #A42C28

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

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