#AC3746#AC3746

#AC3746 is a mid, vivid red. Relative luminance 0.119; OKLCH L 51.1% C 0.152 H 17.0°. Best body text is #FFFFFF at 6.20:1 contrast (WCAG AA passes).

Color values

HEX	#AC3746
RGB	rgb(172, 55, 70)
HSL	hsl(352, 52%, 45%)
HSV	hsv(352, 68%, 67%)
CMYK	cmyk(0%, 68%, 59.3%, 32.5%)
CIE-LAB	lab(41.13, 48.57, 18.11)
CIE-LCH	lch(41.13, 51.83, 20.45°)
OKLab	oklab(51.14% 0.1453 0.0445)
OKLCH	oklch(51.14% 0.152 17)
XYZ	xyz(19.4868, 11.9479, 7.0732)
Luminance	0.1195 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC3746 #37AC9D

analogous

#AC3781 #AC3746 #AC6337

triadic

#AC3746 #46AC37 #3746AC

tetradic

#AC3746 #81AC37 #37AC9D #6337AC

square

#AC3746 #81AC37 #37AC9D #6337AC

split-complementary

#AC3746 #37AC63 #3781AC

monochromatic

#4F1920 #7E2833 #AC3746 #C95766 #D88590

Accessibility & contrast

On white

6.20

#AC3746 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.39

#AC3746 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC3746

6.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC3746	#FFFFFF	#000000	##FFFFFF
##AC3746	1.00	6.20	3.39	6.20
#FFFFFF	6.20	1.00	21.00	1.00
#000000	3.39	21.00	1.00	21.00
##FFFFFF	6.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#555246

Deuteranopia (green-blind)

#736A43

Tritanopia (blue-blind)

#BC1D3D

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #ac3746;
/* rgb */ color: rgb(172, 55, 70);
/* oklch */ color: oklch(51.1% 0.152 17.0);

Tailwind

colors: {
  custom: {
    50: '#cb7579',
    500: '#ac3746',
    950: '#000000',
  },
}

SCSS

$custom: #ac3746;
$custom-light: #cb7579;
$custom-dark: #000000;

JSON

{
  "hex": "#ac3746",
  "rgb": {
    "r": 172,
    "g": 55,
    "b": 70
  },
  "hsl": {
    "h": 352.308,
    "s": 51.542,
    "l": 44.51
  },
  "oklch": {
    "l": 0.51142,
    "c": 0.15194,
    "h": 17
  },
  "luminance": 0.11945
}

Semantic roles & 50–950 ramp

primary

#AC3746

secondary

#7DC2B9

accent

#DBC94D

background

#FDF7F7

surface

#FAEDED

border

#D3C8C8

text

#140909

muted

#837B7B

Preview Lab

Preview with #AC3746

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

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