#AC3A38#AC3A38

#AC3A38 is a mid, vivid red. Relative luminance 0.121; OKLCH L 51.2% C 0.150 H 25.0°. Best body text is #FFFFFF at 6.15:1 contrast (WCAG AA passes).

Color values

HEX#AC3A38
RGBrgb(172, 58, 56)
HSLhsl(1, 51%, 45%)
HSVhsv(1, 67%, 67%)
CMYKcmyk(0%, 66.3%, 67.4%, 32.5%)
CIE-LABlab(41.35, 46.39, 26.98)
CIE-LCHlch(41.35, 53.66, 30.18°)
OKLaboklab(51.23% 0.1357 0.0632)
OKLCHoklch(51.23% 0.15 25)
XYZxyz(19.2421, 12.0850, 5.0600)
Luminance0.1208 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#AC3A38 #38AAAC
analogous
#AC3870 #AC3A38 #AC7438
triadic
#AC3A38 #38AC3A #3A38AC
tetradic
#AC3A38 #70AC38 #38AAAC #7438AC
square
#AC3A38 #70AC38 #38AAAC #7438AC
split-complementary
#AC3A38 #38AC74 #3870AC
monochromatic
#501B1A #7E2A29 #AC3A38 #C95A58 #D88887

Accessibility & contrast

On white

6.15
#AC3A38 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.42
#AC3A38 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC3A38
6.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##AC3A38#FFFFFF#000000##FFFFFF
##AC3A381.006.153.426.15
#FFFFFF6.151.0021.001.00
#0000003.4221.001.0021.00
##FFFFFF6.151.0021.001.00

Color blindness preview

Protanopia (red-blind)
#595237
Deuteranopia (green-blind)
#756B35
Tritanopia (blue-blind)
#BD1E3B
Achromatopsia (no color)
#616161

Design tokens & code

CSS
--color: #ac3a38;
/* rgb */ color: rgb(172, 58, 56);
/* oklch */ color: oklch(51.2% 0.150 25.0);
Tailwind
colors: {
  custom: {
    50: '#cc766e',
    500: '#ac3a38',
    950: '#000000',
  },
}
SCSS
$custom: #ac3a38;
$custom-light: #cc766e;
$custom-dark: #000000;
JSON
{
  "hex": "#ac3a38",
  "rgb": {
    "r": 172,
    "g": 58,
    "b": 56
  },
  "hsl": {
    "h": 1.034,
    "s": 50.877,
    "l": 44.706
  },
  "oklch": {
    "l": 0.51225,
    "c": 0.14971,
    "h": 25
  },
  "luminance": 0.12082
}

Semantic roles & 50–950 ramp

primary
#AC3A38
secondary
#7EC1C2
accent
#D8DA4D
background
#FDF7F6
surface
#FAEDEC
border
#D3C8C7
text
#150907
muted
#837B7A

Preview Lab

Preview with #AC3A38

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

Preview Lab → · Contrast checker → · Palette generator →

#AC3A38 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva