#A42F2F#A42F2F

#A42F2F is a mid, vivid red. Relative luminance 0.101; OKLCH L 48.5% C 0.153 H 24.9°. Best body text is #FFFFFF at 6.94:1 contrast (WCAG AA passes).

Color values

HEX	#A42F2F
RGB	rgb(164, 47, 47)
HSL	hsl(0, 55%, 41%)
HSV	hsv(0, 71%, 64%)
CMYK	cmyk(0%, 71.3%, 71.3%, 35.7%)
CIE-LAB	lab(38.08, 47.73, 28.13)
CIE-LCH	lch(38.08, 55.40, 30.51°)
OKLab	oklab(48.46% 0.1391 0.0647)
OKLCH	oklch(48.46% 0.153 24.9)
XYZ	xyz(16.8413, 10.1333, 3.7579)
Luminance	0.1013 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A42F2F #2FA4A4

analogous

#A42F6A #A42F2F #A46A2F

triadic

#A42F2F #2FA42F #2F2FA4

tetradic

#A42F2F #6AA42F #2FA4A4 #6A2FA4

square

#A42F2F #6AA42F #2FA4A4 #6A2FA4

split-complementary

#A42F2F #2FA46A #2F6AA4

monochromatic

#451414 #742121 #A42F2F #CA4646 #D87676

Accessibility & contrast

On white

6.94

#A42F2F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.03

#A42F2F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A42F2F

6.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A42F2F	#FFFFFF	#000000	##FFFFFF
##A42F2F	1.00	6.94	3.03	6.94
#FFFFFF	6.94	1.00	21.00	1.00
#000000	3.03	21.00	1.00	21.00
##FFFFFF	6.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#504A2E

Deuteranopia (green-blind)

#6D632B

Tritanopia (blue-blind)

#B40530

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #a42f2f;
/* rgb */ color: rgb(164, 47, 47);
/* oklch */ color: oklch(48.5% 0.153 24.9);

Tailwind

colors: {
  custom: {
    50: '#c77067',
    500: '#a42f2f',
    950: '#000000',
  },
}

SCSS

$custom: #a42f2f;
$custom-light: #c77067;
$custom-dark: #000000;

JSON

{
  "hex": "#a42f2f",
  "rgb": {
    "r": 164,
    "g": 47,
    "b": 47
  },
  "hsl": {
    "h": 0,
    "s": 55.45,
    "l": 41.373
  },
  "oklch": {
    "l": 0.48462,
    "c": 0.15336,
    "h": 24.9
  },
  "luminance": 0.10131
}

Semantic roles & 50–950 ramp

primary

#A42F2F

secondary

#6FC0C0

accent

#DFDF49

background

#FDF7F6

surface

#FAEDEB

border

#D3C8C6

text

#140806

muted

#837B7A

Preview Lab

Preview with #A42F2F

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

Preview Lab → · Contrast checker → · Palette generator →