#AC2833#AC2833

#AC2833 is a mid, vivid red. Relative luminance 0.105; OKLCH L 49.3% C 0.168 H 21.8°. Best body text is #FFFFFF at 6.76:1 contrast (WCAG AA passes).

Color values

HEX	#AC2833
RGB	rgb(172, 40, 51)
HSL	hsl(355, 62%, 42%)
HSV	hsv(355, 77%, 67%)
CMYK	cmyk(0%, 76.7%, 70.3%, 32.5%)
CIE-LAB	lab(38.78, 52.98, 26.89)
CIE-LCH	lch(38.78, 59.42, 26.91°)
OKLab	oklab(49.28% 0.1556 0.0623)
OKLCH	oklch(49.28% 0.168 21.8)
XYZ	xyz(18.3717, 10.5301, 4.1965)
Luminance	0.1053 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC2833 #28ACA1

analogous

#AC2875 #AC2833 #AC5F28

triadic

#AC2833 #33AC28 #2833AC

tetradic

#AC2833 #75AC28 #28ACA1 #5F28AC

square

#AC2833 #75AC28 #28ACA1 #5F28AC

split-complementary

#AC2833 #28AC5F #2875AC

monochromatic

#491116 #7A1C24 #AC2833 #D23F4B #DE717A

Accessibility & contrast

On white

6.76

#AC2833 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#AC2833 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC2833

6.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC2833	#FFFFFF	#000000	##FFFFFF
##AC2833	1.00	6.76	3.11	6.76
#FFFFFF	6.76	1.00	21.00	1.00
#000000	3.11	21.00	1.00	21.00
##FFFFFF	6.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F4932

Deuteranopia (green-blind)

#70652F

Tritanopia (blue-blind)

#BD002D

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #ac2833;
/* rgb */ color: rgb(172, 40, 51);
/* oklch */ color: oklch(49.3% 0.168 21.8);

Tailwind

colors: {
  custom: {
    50: '#cd6e6a',
    500: '#ac2833',
    950: '#000000',
  },
}

SCSS

$custom: #ac2833;
$custom-light: #cd6e6a;
$custom-dark: #000000;

JSON

{
  "hex": "#ac2833",
  "rgb": {
    "r": 172,
    "g": 40,
    "b": 51
  },
  "hsl": {
    "h": 355,
    "s": 62.264,
    "l": 41.569
  },
  "oklch": {
    "l": 0.49279,
    "c": 0.16757,
    "h": 21.8
  },
  "luminance": 0.10527
}

Semantic roles & 50–950 ramp

primary

#AC2833

secondary

#6BC5BD

accent

#E5D842

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150806

muted

#837B7A

Preview Lab

Preview with #AC2833

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

Preview Lab → · Contrast checker → · Palette generator →