#A42F22#A42F22

#A42F22 is a mid, vivid red. Relative luminance 0.100; OKLCH L 48.3% C 0.155 H 30.0°. Best body text is #FFFFFF at 6.98:1 contrast (WCAG AA passes).

Color values

HEX	#A42F22
RGB	rgb(164, 47, 34)
HSL	hsl(6, 66%, 39%)
HSV	hsv(6, 79%, 64%)
CMYK	cmyk(0%, 71.3%, 79.3%, 35.7%)
CIE-LAB	lab(37.92, 47.16, 35.55)
CIE-LCH	lch(37.92, 59.06, 37.00°)
OKLab	oklab(48.29% 0.1345 0.0777)
OKLCH	oklch(48.29% 0.155 30)
XYZ	xyz(16.6170, 10.0436, 2.5767)
Luminance	0.1004 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A42F22 #2297A4

analogous

#A42256 #A42F22 #A47022

triadic

#A42F22 #22A42F #2F22A4

tetradic

#A42F22 #56A422 #2297A4 #7022A4

square

#A42F22 #56A422 #2297A4 #7022A4

split-complementary

#A42F22 #22A470 #2256A4

monochromatic

#3F120D #712017 #A42F22 #D4402F #DE6E62

Accessibility & contrast

On white

6.98

#A42F22 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.01

#A42F22 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A42F22

6.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A42F22	#FFFFFF	#000000	##FFFFFF
##A42F22	1.00	6.98	3.01	6.98
#FFFFFF	6.98	1.00	21.00	1.00
#000000	3.01	21.00	1.00	21.00
##FFFFFF	6.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#51491F

Deuteranopia (green-blind)

#6E631D

Tritanopia (blue-blind)

#B5002D

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #a42f22;
/* rgb */ color: rgb(164, 47, 34);
/* oklch */ color: oklch(48.3% 0.155 30.0);

Tailwind

colors: {
  custom: {
    50: '#c76f5e',
    500: '#a42f22',
    950: '#000000',
  },
}

SCSS

$custom: #a42f22;
$custom-light: #c76f5e;
$custom-dark: #000000;

JSON

{
  "hex": "#a42f22",
  "rgb": {
    "r": 164,
    "g": 47,
    "b": 34
  },
  "hsl": {
    "h": 6,
    "s": 65.657,
    "l": 38.824
  },
  "oklch": {
    "l": 0.48291,
    "c": 0.15534,
    "h": 30
  },
  "luminance": 0.10041
}

Semantic roles & 50–950 ramp

primary

#A42F22

secondary

#5EB9C4

accent

#D8E93F

background

#FDF7F5

surface

#FAEDE9

border

#D3C8C5

text

#150804

muted

#837B79

Preview Lab

Preview with #A42F22

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

Preview Lab → · Contrast checker → · Palette generator →