#A43123#A43123

#A43123 is a mid, vivid red. Relative luminance 0.102; OKLCH L 48.5% C 0.153 H 30.3°. Best body text is #FFFFFF at 6.90:1 contrast (WCAG AA passes).

Color values

HEX#A43123
RGBrgb(164, 49, 35)
HSLhsl(7, 65%, 39%)
HSVhsv(7, 79%, 64%)
CMYKcmyk(0%, 70.1%, 78.7%, 35.7%)
CIE-LABlab(38.22, 46.41, 35.30)
CIE-LCHlch(38.22, 58.31, 37.26°)
OKLaboklab(48.52% 0.1323 0.0775)
OKLCHoklch(48.52% 0.153 30.3)
XYZxyz(16.7134, 10.2130, 2.6810)
Luminance0.1021 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#A43123 #2396A4
analogous
#A42356 #A43123 #A47223
triadic
#A43123 #23A431 #3123A4
tetradic
#A43123 #56A423 #2396A4 #7223A4
square
#A43123 #56A423 #2396A4 #7223A4
split-complementary
#A43123 #23A472 #2356A4
monochromatic
#3F130D #722218 #A43123 #D34331 #DE7164

Accessibility & contrast

On white

6.90
#A43123 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.04
#A43123 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A43123
6.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##A43123#FFFFFF#000000##FFFFFF
##A431231.006.903.046.90
#FFFFFF6.901.0021.001.00
#0000003.0421.001.0021.00
##FFFFFF6.901.0021.001.00

Color blindness preview

Protanopia (red-blind)
#524A20
Deuteranopia (green-blind)
#6F631E
Tritanopia (blue-blind)
#B5062F
Achromatopsia (no color)
#5A5A5A

Design tokens & code

CSS
--color: #a43123;
/* rgb */ color: rgb(164, 49, 35);
/* oklch */ color: oklch(48.5% 0.153 30.3);
Tailwind
colors: {
  custom: {
    50: '#c7705f',
    500: '#a43123',
    950: '#000000',
  },
}
SCSS
$custom: #a43123;
$custom-light: #c7705f;
$custom-dark: #000000;
JSON
{
  "hex": "#a43123",
  "rgb": {
    "r": 164,
    "g": 49,
    "b": 35
  },
  "hsl": {
    "h": 6.512,
    "s": 64.824,
    "l": 39.02
  },
  "oklch": {
    "l": 0.4852,
    "c": 0.15335,
    "h": 30.3
  },
  "luminance": 0.1021
}

Semantic roles & 50–950 ramp

primary
#A43123
secondary
#60B8C3
accent
#D6E840
background
#FDF7F5
surface
#FAEDE9
border
#D3C8C5
text
#150804
muted
#837B79

Preview Lab

Preview with #A43123

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

Preview Lab → · Contrast checker → · Palette generator →

#A43123 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva