#AC283F#AC283F

#AC283F is a mid, vivid red. Relative luminance 0.106; OKLCH L 49.5% C 0.167 H 16.5°. Best body text is #FFFFFF at 6.71:1 contrast (WCAG AA passes).

Color values

HEX	#AC283F
RGB	rgb(172, 40, 63)
HSL	hsl(350, 62%, 42%)
HSV	hsv(350, 77%, 67%)
CMYK	cmyk(0%, 76.7%, 63.4%, 32.5%)
CIE-LAB	lab(38.98, 53.66, 19.66)
CIE-LCH	lch(38.98, 57.14, 20.12°)
OKLab	oklab(49.5% 0.1603 0.0475)
OKLCH	oklch(49.5% 0.167 16.5)
XYZ	xyz(18.6712, 10.6499, 5.7742)
Luminance	0.1065 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC283F #28AC95

analogous

#AC2881 #AC283F #AC5328

triadic

#AC283F #3FAC28 #283FAC

tetradic

#AC283F #81AC28 #28AC95 #5328AC

square

#AC283F #81AC28 #28AC95 #5328AC

split-complementary

#AC283F #28AC53 #2881AC

monochromatic

#49111B #7A1C2D #AC283F #D23F59 #DE7184

Accessibility & contrast

On white

6.71

#AC283F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.13

#AC283F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC283F

6.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC283F	#FFFFFF	#000000	##FFFFFF
##AC283F	1.00	6.71	3.13	6.71
#FFFFFF	6.71	1.00	21.00	1.00
#000000	3.13	21.00	1.00	21.00
##FFFFFF	6.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D4A3F

Deuteranopia (green-blind)

#6F663B

Tritanopia (blue-blind)

#BD0032

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #ac283f;
/* rgb */ color: rgb(172, 40, 63);
/* oklch */ color: oklch(49.5% 0.167 16.5);

Tailwind

colors: {
  custom: {
    50: '#cc6e73',
    500: '#ac283f',
    950: '#000000',
  },
}

SCSS

$custom: #ac283f;
$custom-light: #cc6e73;
$custom-dark: #000000;

JSON

{
  "hex": "#ac283f",
  "rgb": {
    "r": 172,
    "g": 40,
    "b": 63
  },
  "hsl": {
    "h": 349.545,
    "s": 62.264,
    "l": 41.569
  },
  "oklch": {
    "l": 0.495,
    "c": 0.16716,
    "h": 16.5
  },
  "luminance": 0.10647
}

Semantic roles & 50–950 ramp

primary

#AC283F

secondary

#6BC5B5

accent

#E5C942

background

#FDF7F7

surface

#FAEDED

border

#D3C8C8

text

#150808

muted

#837B7B

Preview Lab

Preview with #AC283F

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

Preview Lab → · Contrast checker → · Palette generator →