#A42A2B#A42A2B

#A42A2B is a mid, vivid red. Relative luminance 0.097; OKLCH L 47.9% C 0.159 H 25.1°. Best body text is #FFFFFF at 7.13:1 contrast (WCAG AA passes).

Color values

HEX#A42A2B
RGBrgb(164, 42, 43)
HSLhsl(360, 59%, 40%)
HSVhsv(360, 74%, 64%)
CMYKcmyk(0%, 74.4%, 73.8%, 35.7%)
CIE-LABlab(37.34, 49.41, 29.68)
CIE-LCHlch(37.34, 57.64, 30.99°)
OKLaboklab(47.9% 0.1435 0.0673)
OKLCHoklch(47.9% 0.159 25.1)
XYZxyz(16.5757, 9.7254, 3.2894)
Luminance0.0972 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#A42A2B #2AA4A3
analogous
#A42A68 #A42A2B #A4662A
triadic
#A42A2B #2BA42A #2A2BA4
tetradic
#A42A2B #68A42A #2AA4A3 #662AA4
square
#A42A2B #68A42A #2AA4A3 #662AA4
split-complementary
#A42A2B #2AA466 #2A68A4
monochromatic
#431111 #731E1E #A42A2B #CD3E3F #DA6E6F

Accessibility & contrast

On white

7.13
#A42A2B on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.94
#A42A2B on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A42A2B
7.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##A42A2B#FFFFFF#000000##FFFFFF
##A42A2B1.007.132.947.13
#FFFFFF7.131.0021.001.00
#0000002.9421.001.0021.00
##FFFFFF7.131.0021.001.00

Color blindness preview

Protanopia (red-blind)
#4E472A
Deuteranopia (green-blind)
#6C6127
Tritanopia (blue-blind)
#B5002C
Achromatopsia (no color)
#585858

Design tokens & code

CSS
--color: #a42a2b;
/* rgb */ color: rgb(164, 42, 43);
/* oklch */ color: oklch(47.9% 0.159 25.1);
Tailwind
colors: {
  custom: {
    50: '#c76d64',
    500: '#a42a2b',
    950: '#000000',
  },
}
SCSS
$custom: #a42a2b;
$custom-light: #c76d64;
$custom-dark: #000000;
JSON
{
  "hex": "#a42a2b",
  "rgb": {
    "r": 164,
    "g": 42,
    "b": 43
  },
  "hsl": {
    "h": 359.508,
    "s": 59.223,
    "l": 40.392
  },
  "oklch": {
    "l": 0.47895,
    "c": 0.15851,
    "h": 25.1
  },
  "luminance": 0.09723
}

Semantic roles & 50–950 ramp

primary
#A42A2B
secondary
#69C1C0
accent
#E2E145
background
#FDF6F6
surface
#FAECEB
border
#D3C7C6
text
#150805
muted
#837B7A

Preview Lab

Preview with #A42A2B

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

Preview Lab → · Contrast checker → · Palette generator →

#A42A2B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva