#AC2C23#AC2C23

#AC2C23 is a mid, vivid red. Relative luminance 0.107; OKLCH L 49.4% C 0.166 H 28.7°. Best body text is #FFFFFF at 6.69:1 contrast (WCAG AA passes).

Color values

HEX	#AC2C23
RGB	rgb(172, 44, 35)
HSL	hsl(4, 66%, 41%)
HSV	hsv(4, 80%, 67%)
CMYK	cmyk(0%, 74.4%, 79.7%, 32.5%)
CIE-LAB	lab(39.06, 50.95, 36.65)
CIE-LCH	lch(39.06, 62.76, 35.73°)
OKLab	oklab(49.43% 0.1457 0.0798)
OKLCH	oklch(49.43% 0.166 28.7)
XYZ	xyz(18.2195, 10.6962, 2.6950)
Luminance	0.1069 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC2C23 #23A3AC

analogous

#AC235E #AC2C23 #AC7123

triadic

#AC2C23 #23AC2C #2C23AC

tetradic

#AC2C23 #5EAC23 #23A3AC #7123AC

square

#AC2C23 #5EAC23 #23A3AC #7123AC

split-complementary

#AC2C23 #23AC71 #235EAC

monochromatic

#46120E #791F19 #AC2C23 #D64136 #E07169

Accessibility & contrast

On white

6.69

#AC2C23 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.14

#AC2C23 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC2C23

6.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC2C23	#FFFFFF	#000000	##FFFFFF
##AC2C23	1.00	6.69	3.14	6.69
#FFFFFF	6.69	1.00	21.00	1.00
#000000	3.14	21.00	1.00	21.00
##FFFFFF	6.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#534A21

Deuteranopia (green-blind)

#72661D

Tritanopia (blue-blind)

#BE002B

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #ac2c23;
/* rgb */ color: rgb(172, 44, 35);
/* oklch */ color: oklch(49.4% 0.166 28.7);

Tailwind

colors: {
  custom: {
    50: '#ce6f5f',
    500: '#ac2c23',
    950: '#000000',
  },
}

SCSS

$custom: #ac2c23;
$custom-light: #ce6f5f;
$custom-dark: #000000;

JSON

{
  "hex": "#ac2c23",
  "rgb": {
    "r": 172,
    "g": 44,
    "b": 35
  },
  "hsl": {
    "h": 3.942,
    "s": 66.184,
    "l": 40.588
  },
  "oklch": {
    "l": 0.49428,
    "c": 0.16606,
    "h": 28.7
  },
  "luminance": 0.10693
}

Semantic roles & 50–950 ramp

primary

#AC2C23

secondary

#64C0C6

accent

#DEE93F

background

#FDF7F5

surface

#FBEDE9

border

#D4C8C5

text

#150804

muted

#837B79

Preview Lab

Preview with #AC2C23

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

Preview Lab → · Contrast checker → · Palette generator →