#AC2E28#AC2E28

#AC2E28 is a mid, vivid red. Relative luminance 0.109; OKLCH L 49.7% C 0.164 H 27.6°. Best body text is #FFFFFF at 6.61:1 contrast (WCAG AA passes).

Color values

HEX	#AC2E28
RGB	rgb(172, 46, 40)
HSL	hsl(3, 62%, 42%)
HSV	hsv(3, 77%, 67%)
CMYK	cmyk(0%, 73.3%, 76.7%, 32.5%)
CIE-LAB	lab(39.38, 50.41, 34.15)
CIE-LCH	lch(39.38, 60.89, 34.11°)
OKLab	oklab(49.68% 0.145 0.0758)
OKLCH	oklch(49.68% 0.164 27.6)
XYZ	xyz(18.3754, 10.8807, 3.1397)
Luminance	0.1088 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC2E28 #28A6AC

analogous

#AC2864 #AC2E28 #AC7028

triadic

#AC2E28 #28AC2E #2E28AC

tetradic

#AC2E28 #64AC28 #28A6AC #7028AC

square

#AC2E28 #64AC28 #28A6AC #7028AC

split-complementary

#AC2E28 #28AC70 #2864AC

monochromatic

#491311 #7A211C #AC2E28 #D2463F #DE7671

Accessibility & contrast

On white

6.61

#AC2E28 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#AC2E28 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC2E28

6.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC2E28	#FFFFFF	#000000	##FFFFFF
##AC2E28	1.00	6.61	3.18	6.61
#FFFFFF	6.61	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#534B26

Deuteranopia (green-blind)

#736723

Tritanopia (blue-blind)

#BE002E

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #ac2e28;
/* rgb */ color: rgb(172, 46, 40);
/* oklch */ color: oklch(49.7% 0.164 27.6);

Tailwind

colors: {
  custom: {
    50: '#cd7062',
    500: '#ac2e28',
    950: '#000000',
  },
}

SCSS

$custom: #ac2e28;
$custom-light: #cd7062;
$custom-dark: #000000;

JSON

{
  "hex": "#ac2e28",
  "rgb": {
    "r": 172,
    "g": 46,
    "b": 40
  },
  "hsl": {
    "h": 2.727,
    "s": 62.264,
    "l": 41.569
  },
  "oklch": {
    "l": 0.4968,
    "c": 0.16362,
    "h": 27.6
  },
  "luminance": 0.10878
}

Semantic roles & 50–950 ramp

primary

#AC2E28

secondary

#6BC1C5

accent

#DEE542

background

#FDF7F5

surface

#FBEDEA

border

#D4C8C6

text

#150805

muted

#837B79

Preview Lab

Preview with #AC2E28

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

Preview Lab → · Contrast checker → · Palette generator →