#A42B2C#A42B2C

#A42B2C is a mid, vivid red. Relative luminance 0.098; OKLCH L 48.0% C 0.157 H 25.0°. Best body text is #FFFFFF at 7.09:1 contrast (WCAG AA passes).

Color values

HEX	#A42B2C
RGB	rgb(164, 43, 44)
HSL	hsl(360, 58%, 41%)
HSV	hsv(360, 74%, 64%)
CMYK	cmyk(0%, 73.8%, 73.2%, 35.7%)
CIE-LAB	lab(37.49, 49.10, 29.25)
CIE-LCH	lch(37.49, 57.15, 30.78°)
OKLab	oklab(48.01% 0.1427 0.0666)
OKLCH	oklch(48.01% 0.157 25)
XYZ	xyz(16.6302, 9.8046, 3.3992)
Luminance	0.0980 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A42B2C #2BA4A3

analogous

#A42B68 #A42B2C #A4662B

triadic

#A42B2C #2CA42B #2B2CA4

tetradic

#A42B2C #68A42B #2BA4A3 #662BA4

square

#A42B2C #68A42B #2BA4A3 #662BA4

split-complementary

#A42B2C #2BA466 #2B68A4

monochromatic

#431212 #741E1F #A42B2C #CD3F41 #D97071

Accessibility & contrast

On white

7.09

#A42B2C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.96

#A42B2C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A42B2C

7.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A42B2C	#FFFFFF	#000000	##FFFFFF
##A42B2C	1.00	7.09	2.96	7.09
#FFFFFF	7.09	1.00	21.00	1.00
#000000	2.96	21.00	1.00	21.00
##FFFFFF	7.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E482B

Deuteranopia (green-blind)

#6C6228

Tritanopia (blue-blind)

#B5002D

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #a42b2c;
/* rgb */ color: rgb(164, 43, 44);
/* oklch */ color: oklch(48.0% 0.157 25.0);

Tailwind

colors: {
  custom: {
    50: '#c76e65',
    500: '#a42b2c',
    950: '#000000',
  },
}

SCSS

$custom: #a42b2c;
$custom-light: #c76e65;
$custom-dark: #000000;

JSON

{
  "hex": "#a42b2c",
  "rgb": {
    "r": 164,
    "g": 43,
    "b": 44
  },
  "hsl": {
    "h": 359.504,
    "s": 58.454,
    "l": 40.588
  },
  "oklch": {
    "l": 0.48007,
    "c": 0.15748,
    "h": 25
  },
  "luminance": 0.09802
}

Semantic roles & 50–950 ramp

primary

#A42B2C

secondary

#6AC1C0

accent

#E2E046

background

#FDF6F6

surface

#FAECEB

border

#D3C7C6

text

#140805

muted

#837B7A

Preview Lab

Preview with #A42B2C

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

Preview Lab → · Contrast checker → · Palette generator →