#A42C2B#A42C2B

#A42C2B is a mid, vivid red. Relative luminance 0.099; OKLCH L 48.1% C 0.157 H 25.7°. Best body text is #FFFFFF at 7.06:1 contrast (WCAG AA passes).

Color values

HEX	#A42C2B
RGB	rgb(164, 44, 43)
HSL	hsl(0, 58%, 41%)
HSV	hsv(0, 74%, 64%)
CMYK	cmyk(0%, 73.2%, 73.8%, 35.7%)
CIE-LAB	lab(37.61, 48.68, 29.99)
CIE-LCH	lch(37.61, 57.18, 31.63°)
OKLab	oklab(48.09% 0.1412 0.068)
OKLCH	oklch(48.09% 0.157 25.7)
XYZ	xyz(16.6485, 9.8708, 3.3137)
Luminance	0.0987 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A42C2B #2BA3A4

analogous

#A42B66 #A42C2B #A4682B

triadic

#A42C2B #2BA42C #2C2BA4

tetradic

#A42C2B #66A42B #2BA3A4 #682BA4

square

#A42C2B #66A42B #2BA3A4 #682BA4

split-complementary

#A42C2B #2BA468 #2B66A4

monochromatic

#431212 #741F1E #A42C2B #CD413F #D97170

Accessibility & contrast

On white

7.06

#A42C2B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.97

#A42C2B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A42C2B

7.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A42C2B	#FFFFFF	#000000	##FFFFFF
##A42C2B	1.00	7.06	2.97	7.06
#FFFFFF	7.06	1.00	21.00	1.00
#000000	2.97	21.00	1.00	21.00
##FFFFFF	7.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F482A

Deuteranopia (green-blind)

#6D6227

Tritanopia (blue-blind)

#B5002D

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #a42c2b;
/* rgb */ color: rgb(164, 44, 43);
/* oklch */ color: oklch(48.1% 0.157 25.7);

Tailwind

colors: {
  custom: {
    50: '#c76e64',
    500: '#a42c2b',
    950: '#000000',
  },
}

SCSS

$custom: #a42c2b;
$custom-light: #c76e64;
$custom-dark: #000000;

JSON

{
  "hex": "#a42c2b",
  "rgb": {
    "r": 164,
    "g": 44,
    "b": 43
  },
  "hsl": {
    "h": 0.496,
    "s": 58.454,
    "l": 40.588
  },
  "oklch": {
    "l": 0.48092,
    "c": 0.15669,
    "h": 25.7
  },
  "luminance": 0.09868
}

Semantic roles & 50–950 ramp

primary

#A42C2B

secondary

#6AC0C1

accent

#E0E246

background

#FDF6F6

surface

#FAECEB

border

#D3C7C6

text

#150805

muted

#837B7A

Preview Lab

Preview with #A42C2B

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

Preview Lab → · Contrast checker → · Palette generator →