#A42D3A#A42D3A

#A42D3A is a mid, vivid red. Relative luminance 0.101; OKLCH L 48.4% C 0.154 H 19.2°. Best body text is #FFFFFF at 6.97:1 contrast (WCAG AA passes).

Color values

HEX	#A42D3A
RGB	rgb(164, 45, 58)
HSL	hsl(353, 57%, 41%)
HSV	hsv(353, 73%, 64%)
CMYK	cmyk(0%, 72.6%, 64.6%, 35.7%)
CIE-LAB	lab(37.98, 49.11, 21.21)
CIE-LCH	lch(37.98, 53.50, 23.35°)
OKLab	oklab(48.45% 0.1458 0.0508)
OKLCH	oklch(48.45% 0.154 19.2)
XYZ	xyz(17.0137, 10.0772, 5.0514)
Luminance	0.1008 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A42D3A #2DA497

analogous

#A42D75 #A42D3A #A45B2D

triadic

#A42D3A #3AA42D #2D3AA4

tetradic

#A42D3A #75A42D #2DA497 #5B2DA4

square

#A42D3A #75A42D #2DA497 #5B2DA4

split-complementary

#A42D3A #2DA45B #2D75A4

monochromatic

#441318 #742029 #A42D3A #CB4352 #D9737E

Accessibility & contrast

On white

6.97

#A42D3A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.01

#A42D3A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A42D3A

6.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A42D3A	#FFFFFF	#000000	##FFFFFF
##A42D3A	1.00	6.97	3.01	6.97
#FFFFFF	6.97	1.00	21.00	1.00
#000000	3.01	21.00	1.00	21.00
##FFFFFF	6.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E493A

Deuteranopia (green-blind)

#6C6337

Tritanopia (blue-blind)

#B40533

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #a42d3a;
/* rgb */ color: rgb(164, 45, 58);
/* oklch */ color: oklch(48.4% 0.154 19.2);

Tailwind

colors: {
  custom: {
    50: '#c66f70',
    500: '#a42d3a',
    950: '#000000',
  },
}

SCSS

$custom: #a42d3a;
$custom-light: #c66f70;
$custom-dark: #000000;

JSON

{
  "hex": "#a42d3a",
  "rgb": {
    "r": 164,
    "g": 45,
    "b": 58
  },
  "hsl": {
    "h": 353.445,
    "s": 56.938,
    "l": 40.98
  },
  "oklch": {
    "l": 0.48445,
    "c": 0.15438,
    "h": 19.2
  },
  "luminance": 0.10075
}

Semantic roles & 50–950 ramp

primary

#A42D3A

secondary

#6DC0B7

accent

#E0D048

background

#FDF7F6

surface

#FAEDEC

border

#D3C8C7

text

#140807

muted

#837B7A

Preview Lab

Preview with #A42D3A

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

Preview Lab → · Contrast checker → · Palette generator →