#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
RGB	rgb(172, 58, 56)
HSL	hsl(1, 51%, 45%)
HSV	hsv(1, 67%, 67%)
CMYK	cmyk(0%, 66.3%, 67.4%, 32.5%)
CIE-LAB	lab(41.35, 46.39, 26.98)
CIE-LCH	lch(41.35, 53.66, 30.18°)
OKLab	oklab(51.23% 0.1357 0.0632)
OKLCH	oklch(51.23% 0.15 25)
XYZ	xyz(19.2421, 12.0850, 5.0600)
Luminance	0.1208 (WCAG relative)
Temperature	warm
Family	red

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
##AC3A38	1.00	6.15	3.42	6.15
#FFFFFF	6.15	1.00	21.00	1.00
#000000	3.42	21.00	1.00	21.00
##FFFFFF	6.15	1.00	21.00	1.00

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 →