#A42723#A42723

#A42723 is a mid, vivid red. Relative luminance 0.095; OKLCH L 47.5% C 0.162 H 27.3°. Best body text is #FFFFFF at 7.26:1 contrast (WCAG AA passes).

Color values

HEX#A42723
RGBrgb(164, 39, 35)
HSLhsl(2, 65%, 39%)
HSVhsv(2, 79%, 64%)
CMYKcmyk(0%, 76.2%, 78.7%, 35.7%)
CIE-LABlab(36.87, 50.14, 33.88)
CIE-LCHlch(36.87, 60.51, 34.05°)
OKLaboklab(47.51% 0.144 0.0744)
OKLCHoklch(47.51% 0.162 27.3)
XYZxyz(16.3407, 9.4675, 2.5568)
Luminance0.0946 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#A42723 #23A0A4
analogous
#A42360 #A42723 #A46823
triadic
#A42723 #23A427 #2723A4
tetradic
#A42723 #60A423 #23A0A4 #6823A4
square
#A42723 #60A423 #23A0A4 #6823A4
split-complementary
#A42723 #23A468 #2360A4
monochromatic
#3F0F0D #721B18 #A42723 #D33631 #DE6764

Accessibility & contrast

On white

7.26
#A42723 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.89
#A42723 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A42723
7.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##A42723#FFFFFF#000000##FFFFFF
##A427231.007.262.897.26
#FFFFFF7.261.0021.001.00
#0000002.8921.001.0021.00
##FFFFFF7.261.0021.001.00

Color blindness preview

Protanopia (red-blind)
#4D4521
Deuteranopia (green-blind)
#6C611E
Tritanopia (blue-blind)
#B50028
Achromatopsia (no color)
#575757

Design tokens & code

CSS
--color: #a42723;
/* rgb */ color: rgb(164, 39, 35);
/* oklch */ color: oklch(47.5% 0.162 27.3);
Tailwind
colors: {
  custom: {
    50: '#c86c5f',
    500: '#a42723',
    950: '#000000',
  },
}
SCSS
$custom: #a42723;
$custom-light: #c86c5f;
$custom-dark: #000000;
JSON
{
  "hex": "#a42723",
  "rgb": {
    "r": 164,
    "g": 39,
    "b": 35
  },
  "hsl": {
    "h": 1.86,
    "s": 64.824,
    "l": 39.02
  },
  "oklch": {
    "l": 0.47509,
    "c": 0.16211,
    "h": 27.3
  },
  "luminance": 0.09465
}

Semantic roles & 50–950 ramp

primary
#A42723
secondary
#60C0C3
accent
#E3E840
background
#FDF6F5
surface
#FAECE9
border
#D3C7C5
text
#150704
muted
#837A79

Preview Lab

Preview with #A42723

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

Preview Lab → · Contrast checker → · Palette generator →

#A42723 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva