#AC3B3F#AC3B3F

#AC3B3F is a mid, vivid red. Relative luminance 0.123; OKLCH L 51.5% C 0.148 H 22.0°. Best body text is #FFFFFF at 6.08:1 contrast (WCAG AA passes).

Color values

HEX	#AC3B3F
RGB	rgb(172, 59, 63)
HSL	hsl(358, 49%, 45%)
HSV	hsv(358, 66%, 67%)
CMYK	cmyk(0%, 65.7%, 63.4%, 32.5%)
CIE-LAB	lab(41.63, 46.39, 23.07)
CIE-LCH	lch(41.63, 51.81, 26.44°)
OKLab	oklab(51.47% 0.1371 0.0553)
OKLCH	oklch(51.47% 0.148 22)
XYZ	xyz(19.4763, 12.2601, 6.0425)
Luminance	0.1226 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC3B3F #3BACA8

analogous

#AC3B77 #AC3B3F #AC6F3B

triadic

#AC3B3F #3FAC3B #3B3FAC

tetradic

#AC3B3F #77AC3B #3BACA8 #6F3BAC

square

#AC3B3F #77AC3B #3BACA8 #6F3BAC

split-complementary

#AC3B3F #3BAC6F #3B77AC

monochromatic

#511C1E #7E2B2E #AC3B3F #C75D61 #D78A8D

Accessibility & contrast

On white

6.08

#AC3B3F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.45

#AC3B3F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC3B3F

6.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC3B3F	#FFFFFF	#000000	##FFFFFF
##AC3B3F	1.00	6.08	3.45	6.08
#FFFFFF	6.08	1.00	21.00	1.00
#000000	3.45	21.00	1.00	21.00
##FFFFFF	6.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#58533E

Deuteranopia (green-blind)

#756B3C

Tritanopia (blue-blind)

#BC223D

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #ac3b3f;
/* rgb */ color: rgb(172, 59, 63);
/* oklch */ color: oklch(51.5% 0.148 22.0);

Tailwind

colors: {
  custom: {
    50: '#cb7774',
    500: '#ac3b3f',
    950: '#000000',
  },
}

SCSS

$custom: #ac3b3f;
$custom-light: #cb7774;
$custom-dark: #000000;

JSON

{
  "hex": "#ac3b3f",
  "rgb": {
    "r": 172,
    "g": 59,
    "b": 63
  },
  "hsl": {
    "h": 357.876,
    "s": 48.918,
    "l": 45.294
  },
  "oklch": {
    "l": 0.51468,
    "c": 0.14782,
    "h": 22
  },
  "luminance": 0.12257
}

Semantic roles & 50–950 ramp

primary

#AC3B3F

secondary

#81C1BF

accent

#D8D44F

background

#FDF7F7

surface

#FAEDED

border

#D3C8C8

text

#150908

muted

#837B7B

Preview Lab

Preview with #AC3B3F

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

Preview Lab → · Contrast checker → · Palette generator →