#A42A38#A42A38

#A42A38 is a mid, vivid red. Relative luminance 0.098; OKLCH L 48.1% C 0.157 H 19.4°. Best body text is #FFFFFF at 7.08:1 contrast (WCAG AA passes).

Color values

HEX	#A42A38
RGB	rgb(164, 42, 56)
HSL	hsl(353, 59%, 40%)
HSV	hsv(353, 74%, 64%)
CMYK	cmyk(0%, 74.4%, 65.9%, 35.7%)
CIE-LAB	lab(37.55, 50.09, 21.91)
CIE-LCH	lch(37.55, 54.67, 23.62°)
OKLab	oklab(48.11% 0.1485 0.0522)
OKLCH	oklch(48.11% 0.157 19.4)
XYZ	xyz(16.8534, 9.8365, 4.7518)
Luminance	0.0983 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A42A38 #2AA496

analogous

#A42A75 #A42A38 #A4592A

triadic

#A42A38 #38A42A #2A38A4

tetradic

#A42A38 #75A42A #2AA496 #592AA4

square

#A42A38 #75A42A #2AA496 #592AA4

split-complementary

#A42A38 #2AA459 #2A75A4

monochromatic

#431117 #731E27 #A42A38 #CD3E4E #DA6E7B

Accessibility & contrast

On white

7.08

#A42A38 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.97

#A42A38 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A42A38

7.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A42A38	#FFFFFF	#000000	##FFFFFF
##A42A38	1.00	7.08	2.97	7.08
#FFFFFF	7.08	1.00	21.00	1.00
#000000	2.97	21.00	1.00	21.00
##FFFFFF	7.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C4838

Deuteranopia (green-blind)

#6B6234

Tritanopia (blue-blind)

#B40030

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #a42a38;
/* rgb */ color: rgb(164, 42, 56);
/* oklch */ color: oklch(48.1% 0.157 19.4);

Tailwind

colors: {
  custom: {
    50: '#c66d6e',
    500: '#a42a38',
    950: '#000000',
  },
}

SCSS

$custom: #a42a38;
$custom-light: #c66d6e;
$custom-dark: #000000;

JSON

{
  "hex": "#a42a38",
  "rgb": {
    "r": 164,
    "g": 42,
    "b": 56
  },
  "hsl": {
    "h": 353.115,
    "s": 59.223,
    "l": 40.392
  },
  "oklch": {
    "l": 0.48111,
    "c": 0.15739,
    "h": 19.4
  },
  "luminance": 0.09834
}

Semantic roles & 50–950 ramp

primary

#A42A38

secondary

#69C1B7

accent

#E2D045

background

#FDF6F6

surface

#FAECEB

border

#D3C7C6

text

#140807

muted

#837B7A

Preview Lab

Preview with #A42A38

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

Preview Lab → · Contrast checker → · Palette generator →