#AC433B#AC433B

#AC433B is a mid, vivid red. Relative luminance 0.131; OKLCH L 52.4% C 0.140 H 27.3°. Best body text is #FFFFFF at 5.80:1 contrast (WCAG AA passes).

Color values

HEX	#AC433B
RGB	rgb(172, 67, 59)
HSL	hsl(4, 49%, 45%)
HSV	hsv(4, 66%, 67%)
CMYK	cmyk(0%, 61%, 65.7%, 32.5%)
CIE-LAB	lab(42.92, 42.50, 27.11)
CIE-LCH	lch(42.92, 50.41, 32.53°)
OKLab	oklab(52.42% 0.1241 0.0639)
OKLCH	oklch(52.42% 0.14 27.3)
XYZ	xyz(19.8117, 13.1034, 5.6228)
Luminance	0.1310 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC433B #3BA4AC

analogous

#AC3B6B #AC433B #AC7C3B

triadic

#AC433B #3BAC43 #433BAC

tetradic

#AC433B #6BAC3B #3BA4AC #7C3BAC

square

#AC433B #6BAC3B #3BA4AC #7C3BAC

split-complementary

#AC433B #3BAC7C #3B6BAC

monochromatic

#511F1C #7E312B #AC433B #C7645D #D7908A

Accessibility & contrast

On white

5.80

#AC433B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.62

#AC433B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC433B

5.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC433B	#FFFFFF	#000000	##FFFFFF
##AC433B	1.00	5.80	3.62	5.80
#FFFFFF	5.80	1.00	21.00	1.00
#000000	3.62	21.00	1.00	21.00
##FFFFFF	5.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E573A

Deuteranopia (green-blind)

#796E38

Tritanopia (blue-blind)

#BC2D42

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #ac433b;
/* rgb */ color: rgb(172, 67, 59);
/* oklch */ color: oklch(52.4% 0.140 27.3);

Tailwind

colors: {
  custom: {
    50: '#cb7b71',
    500: '#ac433b',
    950: '#000000',
  },
}

SCSS

$custom: #ac433b;
$custom-light: #cb7b71;
$custom-dark: #000000;

JSON

{
  "hex": "#ac433b",
  "rgb": {
    "r": 172,
    "g": 67,
    "b": 59
  },
  "hsl": {
    "h": 4.248,
    "s": 48.918,
    "l": 45.294
  },
  "oklch": {
    "l": 0.52418,
    "c": 0.13957,
    "h": 27.3
  },
  "luminance": 0.13101
}

Semantic roles & 50–950 ramp

primary

#AC433B

secondary

#81BDC1

accent

#CFD84F

background

#FDF7F6

surface

#FAEEEC

border

#D3C9C7

text

#150A07

muted

#837C7A

Preview Lab

Preview with #AC433B

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

Preview Lab → · Contrast checker → · Palette generator →