#AC374B#AC374B

#AC374B is a mid, vivid red. Relative luminance 0.120; OKLCH L 51.3% C 0.152 H 14.4°. Best body text is #FFFFFF at 6.17:1 contrast (WCAG AA passes).

Color values

HEX	#AC374B
RGB	rgb(172, 55, 75)
HSL	hsl(350, 52%, 45%)
HSV	hsv(350, 68%, 67%)
CMYK	cmyk(0%, 68%, 56.4%, 32.5%)
CIE-LAB	lab(41.24, 48.94, 15.13)
CIE-LCH	lch(41.24, 51.23, 17.18°)
OKLab	oklab(51.25% 0.1473 0.0377)
OKLCH	oklch(51.25% 0.152 14.4)
XYZ	xyz(19.6512, 12.0137, 7.9393)
Luminance	0.1201 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC374B #37AC98

analogous

#AC3785 #AC374B #AC5E37

triadic

#AC374B #4BAC37 #374BAC

tetradic

#AC374B #85AC37 #37AC98 #5E37AC

square

#AC374B #85AC37 #37AC98 #5E37AC

split-complementary

#AC374B #37AC5E #3785AC

monochromatic

#4F1923 #7E2837 #AC374B #C9576A #D88593

Accessibility & contrast

On white

6.17

#AC374B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.40

#AC374B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC374B

6.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC374B	#FFFFFF	#000000	##FFFFFF
##AC374B	1.00	6.17	3.40	6.17
#FFFFFF	6.17	1.00	21.00	1.00
#000000	3.40	21.00	1.00	21.00
##FFFFFF	6.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#54524B

Deuteranopia (green-blind)

#726A48

Tritanopia (blue-blind)

#BC1F3F

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #ac374b;
/* rgb */ color: rgb(172, 55, 75);
/* oklch */ color: oklch(51.3% 0.152 14.4);

Tailwind

colors: {
  custom: {
    50: '#cb757d',
    500: '#ac374b',
    950: '#000000',
  },
}

SCSS

$custom: #ac374b;
$custom-light: #cb757d;
$custom-dark: #000000;

JSON

{
  "hex": "#ac374b",
  "rgb": {
    "r": 172,
    "g": 55,
    "b": 75
  },
  "hsl": {
    "h": 349.744,
    "s": 51.542,
    "l": 44.51
  },
  "oklch": {
    "l": 0.51254,
    "c": 0.15205,
    "h": 14.4
  },
  "luminance": 0.12011
}

Semantic roles & 50–950 ramp

primary

#AC374B

secondary

#7DC2B6

accent

#DBC34D

background

#FDF7F7

surface

#FAEDEE

border

#D3C8C9

text

#140909

muted

#837B7B

Preview Lab

Preview with #AC374B

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

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