#A42C2A#A42C2A

#A42C2A is a mid, vivid red. Relative luminance 0.099; OKLCH L 48.1% C 0.157 H 26.1°. Best body text is #FFFFFF at 7.07:1 contrast (WCAG AA passes).

Color values

HEX	#A42C2A
RGB	rgb(164, 44, 42)
HSL	hsl(1, 59%, 40%)
HSV	hsv(1, 74%, 64%)
CMYK	cmyk(0%, 73.2%, 74.4%, 35.7%)
CIE-LAB	lab(37.60, 48.64, 30.57)
CIE-LCH	lch(37.60, 57.45, 32.15°)
OKLab	oklab(48.08% 0.1408 0.069)
OKLCH	oklch(48.08% 0.157 26.1)
XYZ	xyz(16.6303, 9.8636, 3.2182)
Luminance	0.0986 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A42C2A #2AA2A4

analogous

#A42A65 #A42C2A #A4692A

triadic

#A42C2A #2AA42C #2C2AA4

tetradic

#A42C2A #65A42A #2AA2A4 #692AA4

square

#A42C2A #65A42A #2AA2A4 #692AA4

split-complementary

#A42C2A #2AA469 #2A65A4

monochromatic

#431211 #731F1E #A42C2A #CD403E #DA706E

Accessibility & contrast

On white

7.07

#A42C2A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.97

#A42C2A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A42C2A

7.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A42C2A	#FFFFFF	#000000	##FFFFFF
##A42C2A	1.00	7.07	2.97	7.07
#FFFFFF	7.07	1.00	21.00	1.00
#000000	2.97	21.00	1.00	21.00
##FFFFFF	7.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F4829

Deuteranopia (green-blind)

#6D6226

Tritanopia (blue-blind)

#B5002D

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #a42c2a;
/* rgb */ color: rgb(164, 44, 42);
/* oklch */ color: oklch(48.1% 0.157 26.1);

Tailwind

colors: {
  custom: {
    50: '#c76e64',
    500: '#a42c2a',
    950: '#000000',
  },
}

SCSS

$custom: #a42c2a;
$custom-light: #c76e64;
$custom-dark: #000000;

JSON

{
  "hex": "#a42c2a",
  "rgb": {
    "r": 164,
    "g": 44,
    "b": 42
  },
  "hsl": {
    "h": 0.984,
    "s": 59.223,
    "l": 40.392
  },
  "oklch": {
    "l": 0.48078,
    "c": 0.15683,
    "h": 26.1
  },
  "luminance": 0.09861
}

Semantic roles & 50–950 ramp

primary

#A42C2A

secondary

#69BFC1

accent

#E0E245

background

#FDF6F5

surface

#FAECEA

border

#D3C7C6

text

#150805

muted

#837B79

Preview Lab

Preview with #A42C2A

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

Preview Lab → · Contrast checker → · Palette generator →