#A42D27#A42D27

#A42D27 is a mid, vivid red. Relative luminance 0.099; OKLCH L 48.1% C 0.156 H 27.6°. Best body text is #FFFFFF at 7.04:1 contrast (WCAG AA passes).

Color values

HEX	#A42D27
RGB	rgb(164, 45, 39)
HSL	hsl(3, 62%, 40%)
HSV	hsv(3, 76%, 64%)
CMYK	cmyk(0%, 72.6%, 76.2%, 35.7%)
CIE-LAB	lab(37.70, 48.13, 32.45)
CIE-LCH	lch(37.70, 58.05, 33.99°)
OKLab	oklab(48.14% 0.1386 0.0724)
OKLCH	oklch(48.14% 0.156 27.6)
XYZ	xyz(16.6163, 9.9183, 2.9586)
Luminance	0.0992 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A42D27 #279EA4

analogous

#A42760 #A42D27 #A46C27

triadic

#A42D27 #27A42D #2D27A4

tetradic

#A42D27 #60A427 #279EA4 #6C27A4

square

#A42D27 #60A427 #279EA4 #6C27A4

split-complementary

#A42D27 #27A46C #2760A4

monochromatic

#41120F #731F1B #A42D27 #D04038 #DC6F6A

Accessibility & contrast

On white

7.04

#A42D27 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.98

#A42D27 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A42D27

7.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A42D27	#FFFFFF	#000000	##FFFFFF
##A42D27	1.00	7.04	2.98	7.04
#FFFFFF	7.04	1.00	21.00	1.00
#000000	2.98	21.00	1.00	21.00
##FFFFFF	7.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#504825

Deuteranopia (green-blind)

#6D6222

Tritanopia (blue-blind)

#B5002D

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #a42d27;
/* rgb */ color: rgb(164, 45, 39);
/* oklch */ color: oklch(48.1% 0.156 27.6);

Tailwind

colors: {
  custom: {
    50: '#c76e62',
    500: '#a42d27',
    950: '#000000',
  },
}

SCSS

$custom: #a42d27;
$custom-light: #c76e62;
$custom-dark: #000000;

JSON

{
  "hex": "#a42d27",
  "rgb": {
    "r": 164,
    "g": 45,
    "b": 39
  },
  "hsl": {
    "h": 2.88,
    "s": 61.576,
    "l": 39.804
  },
  "oklch": {
    "l": 0.4814,
    "c": 0.15635,
    "h": 27.6
  },
  "luminance": 0.09916
}

Semantic roles & 50–950 ramp

primary

#A42D27

secondary

#65BDC2

accent

#DDE543

background

#FDF7F5

surface

#FAEDEA

border

#D3C8C6

text

#150805

muted

#837B79

Preview Lab

Preview with #A42D27

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

Preview Lab → · Contrast checker → · Palette generator →