#A42E2C#A42E2C

#A42E2C is a mid, vivid red. Relative luminance 0.100; OKLCH L 48.3% C 0.155 H 25.9°. Best body text is #FFFFFF at 6.99:1 contrast (WCAG AA passes).

Color values

HEX	#A42E2C
RGB	rgb(164, 46, 44)
HSL	hsl(1, 58%, 41%)
HSV	hsv(1, 73%, 64%)
CMYK	cmyk(0%, 72%, 73.2%, 35.7%)
CIE-LAB	lab(37.90, 47.97, 29.72)
CIE-LCH	lch(37.90, 56.43, 31.78°)
OKLab	oklab(48.31% 0.1392 0.0676)
OKLCH	oklch(48.31% 0.155 25.9)
XYZ	xyz(16.7433, 10.0309, 3.4369)
Luminance	0.1003 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A42E2C #2CA2A4

analogous

#A42C66 #A42E2C #A46A2C

triadic

#A42E2C #2CA42E #2E2CA4

tetradic

#A42E2C #66A42C #2CA2A4 #6A2CA4

square

#A42E2C #66A42C #2CA2A4 #6A2CA4

split-complementary

#A42E2C #2CA46A #2C66A4

monochromatic

#431312 #74201F #A42E2C #CC4341 #D97371

Accessibility & contrast

On white

6.99

#A42E2C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.01

#A42E2C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A42E2C

6.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A42E2C	#FFFFFF	#000000	##FFFFFF
##A42E2C	1.00	6.99	3.01	6.99
#FFFFFF	6.99	1.00	21.00	1.00
#000000	3.01	21.00	1.00	21.00
##FFFFFF	6.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#50492B

Deuteranopia (green-blind)

#6D6328

Tritanopia (blue-blind)

#B5002F

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #a42e2c;
/* rgb */ color: rgb(164, 46, 44);
/* oklch */ color: oklch(48.3% 0.155 25.9);

Tailwind

colors: {
  custom: {
    50: '#c76f65',
    500: '#a42e2c',
    950: '#000000',
  },
}

SCSS

$custom: #a42e2c;
$custom-light: #c76f65;
$custom-dark: #000000;

JSON

{
  "hex": "#a42e2c",
  "rgb": {
    "r": 164,
    "g": 46,
    "b": 44
  },
  "hsl": {
    "h": 1,
    "s": 57.692,
    "l": 40.784
  },
  "oklch": {
    "l": 0.48312,
    "c": 0.15471,
    "h": 25.9
  },
  "luminance": 0.10028
}

Semantic roles & 50–950 ramp

primary

#A42E2C

secondary

#6BBFC0

accent

#DEE147

background

#FDF7F6

surface

#FAEDEB

border

#D3C8C6

text

#140805

muted

#837B7A

Preview Lab

Preview with #A42E2C

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

Preview Lab → · Contrast checker → · Palette generator →