#A42E1C#A42E1C

#A42E1C is a mid, vivid red. Relative luminance 0.099; OKLCH L 48.1% C 0.157 H 31.6°. Best body text is #FFFFFF at 7.03:1 contrast (WCAG AA passes).

Color values

HEX	#A42E1C
RGB	rgb(164, 46, 28)
HSL	hsl(8, 71%, 38%)
HSV	hsv(8, 83%, 64%)
CMYK	cmyk(0%, 72%, 82.9%, 35.7%)
CIE-LAB	lab(37.72, 47.36, 38.59)
CIE-LCH	lch(37.72, 61.09, 39.18°)
OKLab	oklab(48.12% 0.1339 0.0824)
OKLCH	oklch(48.12% 0.157 31.6)
XYZ	xyz(16.4984, 9.9329, 2.1469)
Luminance	0.0993 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A42E1C #1C92A4

analogous

#A41C4E #A42E1C #A4721C

triadic

#A42E1C #1CA42E #2E1CA4

tetradic

#A42E1C #4EA41C #1C92A4 #721CA4

square

#A42E1C #4EA41C #1C92A4 #721CA4

split-complementary

#A42E1C #1CA472 #1C4EA4

monochromatic

#3B110A #701F13 #A42E1C #D83D25 #E26A58

Accessibility & contrast

On white

7.03

#A42E1C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.99

#A42E1C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A42E1C

7.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A42E1C	#FFFFFF	#000000	##FFFFFF
##A42E1C	1.00	7.03	2.99	7.03
#FFFFFF	7.03	1.00	21.00	1.00
#000000	2.99	21.00	1.00	21.00
##FFFFFF	7.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#514819

Deuteranopia (green-blind)

#6E6216

Tritanopia (blue-blind)

#B5002B

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #a42e1c;
/* rgb */ color: rgb(164, 46, 28);
/* oklch */ color: oklch(48.1% 0.157 31.6);

Tailwind

colors: {
  custom: {
    50: '#c86f5a',
    500: '#a42e1c',
    950: '#000000',
  },
}

SCSS

$custom: #a42e1c;
$custom-light: #c86f5a;
$custom-dark: #000000;

JSON

{
  "hex": "#a42e1c",
  "rgb": {
    "r": 164,
    "g": 46,
    "b": 28
  },
  "hsl": {
    "h": 7.941,
    "s": 70.833,
    "l": 37.647
  },
  "oklch": {
    "l": 0.48124,
    "c": 0.15722,
    "h": 31.6
  },
  "luminance": 0.0993
}

Semantic roles & 50–950 ramp

primary

#A42E1C

secondary

#56B7C6

accent

#D6EE3A

background

#FDF7F5

surface

#FAEDE9

border

#D3C8C5

text

#150804

muted

#837B79

Preview Lab

Preview with #A42E1C

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

Preview Lab → · Contrast checker → · Palette generator →