#AC2628#AC2628

#AC2628 is a mid, vivid red. Relative luminance 0.103; OKLCH L 48.9% C 0.170 H 25.6°. Best body text is #FFFFFF at 6.86:1 contrast (WCAG AA passes).

Color values

HEX	#AC2628
RGB	rgb(172, 38, 40)
HSL	hsl(359, 64%, 41%)
HSV	hsv(359, 78%, 67%)
CMYK	cmyk(0%, 77.9%, 76.7%, 32.5%)
CIE-LAB	lab(38.40, 53.14, 33.08)
CIE-LCH	lch(38.40, 62.60, 31.90°)
OKLab	oklab(48.95% 0.1536 0.0735)
OKLCH	oklch(48.95% 0.17 25.6)
XYZ	xyz(18.0915, 10.3129, 3.0451)
Luminance	0.1031 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC2628 #26ACAA

analogous

#AC266B #AC2628 #AC6726

triadic

#AC2628 #28AC26 #2628AC

tetradic

#AC2628 #6BAC26 #26ACAA #6726AC

square

#AC2628 #6BAC26 #26ACAA #6726AC

split-complementary

#AC2628 #26AC67 #266BAC

monochromatic

#481011 #7A1B1C #AC2628 #D43B3E #DF6E6F

Accessibility & contrast

On white

6.86

#AC2628 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.06

#AC2628 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC2628

6.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC2628	#FFFFFF	#000000	##FFFFFF
##AC2628	1.00	6.86	3.06	6.86
#FFFFFF	6.86	1.00	21.00	1.00
#000000	3.06	21.00	1.00	21.00
##FFFFFF	6.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F4826

Deuteranopia (green-blind)

#706523

Tritanopia (blue-blind)

#BE0029

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #ac2628;
/* rgb */ color: rgb(172, 38, 40);
/* oklch */ color: oklch(48.9% 0.170 25.6);

Tailwind

colors: {
  custom: {
    50: '#ce6d62',
    500: '#ac2628',
    950: '#000000',
  },
}

SCSS

$custom: #ac2628;
$custom-light: #ce6d62;
$custom-dark: #000000;

JSON

{
  "hex": "#ac2628",
  "rgb": {
    "r": 172,
    "g": 38,
    "b": 40
  },
  "hsl": {
    "h": 359.104,
    "s": 63.81,
    "l": 41.176
  },
  "oklch": {
    "l": 0.4895,
    "c": 0.17028,
    "h": 25.6
  },
  "luminance": 0.1031
}

Semantic roles & 50–950 ramp

primary

#AC2628

secondary

#68C5C4

accent

#E7E441

background

#FDF6F5

surface

#FBECEA

border

#D4C7C6

text

#150805

muted

#837B79

Preview Lab

Preview with #AC2628

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

Preview Lab → · Contrast checker → · Palette generator →