#A42D2A#A42D2A

#A42D2A is a mid, vivid red. Relative luminance 0.099; OKLCH L 48.2% C 0.156 H 26.4°. Best body text is #FFFFFF at 7.03:1 contrast (WCAG AA passes).

Color values

HEX	#A42D2A
RGB	rgb(164, 45, 42)
HSL	hsl(1, 59%, 40%)
HSV	hsv(1, 74%, 64%)
CMYK	cmyk(0%, 72.6%, 74.4%, 35.7%)
CIE-LAB	lab(37.73, 48.26, 30.73)
CIE-LCH	lch(37.73, 57.21, 32.48°)
OKLab	oklab(48.18% 0.1396 0.0694)
OKLCH	oklch(48.18% 0.156 26.4)
XYZ	xyz(16.6680, 9.9390, 3.2308)
Luminance	0.0994 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A42D2A #2AA1A4

analogous

#A42A64 #A42D2A #A46A2A

triadic

#A42D2A #2AA42D #2D2AA4

tetradic

#A42D2A #64A42A #2AA1A4 #6A2AA4

square

#A42D2A #64A42A #2AA1A4 #6A2AA4

split-complementary

#A42D2A #2AA46A #2A64A4

monochromatic

#431211 #73201E #A42D2A #CD413E #DA716E

Accessibility & contrast

On white

7.03

#A42D2A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.99

#A42D2A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A42D2A

7.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A42D2A	#FFFFFF	#000000	##FFFFFF
##A42D2A	1.00	7.03	2.99	7.03
#FFFFFF	7.03	1.00	21.00	1.00
#000000	2.99	21.00	1.00	21.00
##FFFFFF	7.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#504828

Deuteranopia (green-blind)

#6D6226

Tritanopia (blue-blind)

#B5002E

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #a42d2a;
/* rgb */ color: rgb(164, 45, 42);
/* oklch */ color: oklch(48.2% 0.156 26.4);

Tailwind

colors: {
  custom: {
    50: '#c76f64',
    500: '#a42d2a',
    950: '#000000',
  },
}

SCSS

$custom: #a42d2a;
$custom-light: #c76f64;
$custom-dark: #000000;

JSON

{
  "hex": "#a42d2a",
  "rgb": {
    "r": 164,
    "g": 45,
    "b": 42
  },
  "hsl": {
    "h": 1.475,
    "s": 59.223,
    "l": 40.392
  },
  "oklch": {
    "l": 0.4818,
    "c": 0.15591,
    "h": 26.4
  },
  "luminance": 0.09936
}

Semantic roles & 50–950 ramp

primary

#A42D2A

secondary

#69BFC1

accent

#DFE245

background

#FDF7F6

surface

#FAEDEB

border

#D3C8C6

text

#150805

muted

#837B7A

Preview Lab

Preview with #A42D2A

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

Preview Lab → · Contrast checker → · Palette generator →