#A42B27#A42B27

#A42B27 is a mid, vivid red. Relative luminance 0.098; OKLCH L 47.9% C 0.158 H 27.0°. Best body text is #FFFFFF at 7.11:1 contrast (WCAG AA passes).

Color values

HEX	#A42B27
RGB	rgb(164, 43, 39)
HSL	hsl(2, 62%, 40%)
HSV	hsv(2, 76%, 64%)
CMYK	cmyk(0%, 73.8%, 76.2%, 35.7%)
CIE-LAB	lab(37.43, 48.88, 32.15)
CIE-LCH	lch(37.43, 58.51, 33.34°)
OKLab	oklab(47.94% 0.1409 0.0717)
OKLCH	oklch(47.94% 0.158 27)
XYZ	xyz(16.5418, 9.7693, 2.9337)
Luminance	0.0977 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A42B27 #27A0A4

analogous

#A42762 #A42B27 #A46A27

triadic

#A42B27 #27A42B #2B27A4

tetradic

#A42B27 #62A427 #27A0A4 #6A27A4

square

#A42B27 #62A427 #27A0A4 #6A27A4

split-complementary

#A42B27 #27A46A #2762A4

monochromatic

#41110F #731E1B #A42B27 #D03D38 #DC6E6A

Accessibility & contrast

On white

7.11

#A42B27 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.95

#A42B27 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A42B27

7.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A42B27	#FFFFFF	#000000	##FFFFFF
##A42B27	1.00	7.11	2.95	7.11
#FFFFFF	7.11	1.00	21.00	1.00
#000000	2.95	21.00	1.00	21.00
##FFFFFF	7.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F4725

Deuteranopia (green-blind)

#6D6222

Tritanopia (blue-blind)

#B5002B

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #a42b27;
/* rgb */ color: rgb(164, 43, 39);
/* oklch */ color: oklch(47.9% 0.158 27.0);

Tailwind

colors: {
  custom: {
    50: '#c76e61',
    500: '#a42b27',
    950: '#000000',
  },
}

SCSS

$custom: #a42b27;
$custom-light: #c76e61;
$custom-dark: #000000;

JSON

{
  "hex": "#a42b27",
  "rgb": {
    "r": 164,
    "g": 43,
    "b": 39
  },
  "hsl": {
    "h": 1.92,
    "s": 61.576,
    "l": 39.804
  },
  "oklch": {
    "l": 0.47938,
    "c": 0.15814,
    "h": 27
  },
  "luminance": 0.09767
}

Semantic roles & 50–950 ramp

primary

#A42B27

secondary

#65BFC2

accent

#E0E543

background

#FDF6F5

surface

#FAECEA

border

#D3C7C6

text

#150805

muted

#837B79

Preview Lab

Preview with #A42B27

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

Preview Lab → · Contrast checker → · Palette generator →