#AC2826#AC2826

#AC2826 is a mid, vivid red. Relative luminance 0.104; OKLCH L 49.1% C 0.169 H 26.7°. Best body text is #FFFFFF at 6.81:1 contrast (WCAG AA passes).

Color values

HEX	#AC2826
RGB	rgb(172, 40, 38)
HSL	hsl(1, 64%, 41%)
HSV	hsv(1, 78%, 67%)
CMYK	cmyk(0%, 76.7%, 77.9%, 32.5%)
CIE-LAB	lab(38.61, 52.42, 34.47)
CIE-LCH	lch(38.61, 62.74, 33.33°)
OKLab	oklab(49.1% 0.1509 0.0759)
OKLCH	oklch(49.1% 0.169 26.7)
XYZ	xyz(18.1241, 10.4310, 2.8924)
Luminance	0.1043 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC2826 #26AAAC

analogous

#AC2667 #AC2826 #AC6B26

triadic

#AC2826 #26AC28 #2826AC

tetradic

#AC2826 #67AC26 #26AAAC #6B26AC

square

#AC2826 #67AC26 #26AAAC #6B26AC

split-complementary

#AC2826 #26AC6B #2667AC

monochromatic

#481110 #7A1C1B #AC2826 #D43E3B #DF6F6E

Accessibility & contrast

On white

6.81

#AC2826 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.09

#AC2826 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC2826

6.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC2826	#FFFFFF	#000000	##FFFFFF
##AC2826	1.00	6.81	3.09	6.81
#FFFFFF	6.81	1.00	21.00	1.00
#000000	3.09	21.00	1.00	21.00
##FFFFFF	6.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#504924

Deuteranopia (green-blind)

#716520

Tritanopia (blue-blind)

#BE0029

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #ac2826;
/* rgb */ color: rgb(172, 40, 38);
/* oklch */ color: oklch(49.1% 0.169 26.7);

Tailwind

colors: {
  custom: {
    50: '#ce6d61',
    500: '#ac2826',
    950: '#000000',
  },
}

SCSS

$custom: #ac2826;
$custom-light: #ce6d61;
$custom-dark: #000000;

JSON

{
  "hex": "#ac2826",
  "rgb": {
    "r": 172,
    "g": 40,
    "b": 38
  },
  "hsl": {
    "h": 0.896,
    "s": 63.81,
    "l": 41.176
  },
  "oklch": {
    "l": 0.49096,
    "c": 0.16893,
    "h": 26.7
  },
  "luminance": 0.10428
}

Semantic roles & 50–950 ramp

primary

#AC2826

secondary

#68C4C5

accent

#E4E741

background

#FDF6F5

surface

#FBECE9

border

#D4C7C5

text

#150805

muted

#837B79

Preview Lab

Preview with #AC2826

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

Preview Lab → · Contrast checker → · Palette generator →