#AC3525#AC3525

#AC3525 is a mid, vivid red. Relative luminance 0.115; OKLCH L 50.4% C 0.158 H 30.8°. Best body text is #FFFFFF at 6.38:1 contrast (WCAG AA passes).

Color values

HEX	#AC3525
RGB	rgb(172, 53, 37)
HSL	hsl(7, 65%, 41%)
HSV	hsv(7, 78%, 67%)
CMYK	cmyk(0%, 69.2%, 78.5%, 32.5%)
CIE-LAB	lab(40.33, 47.59, 36.85)
CIE-LCH	lch(40.33, 60.19, 37.76°)
OKLab	oklab(50.38% 0.1355 0.0808)
OKLCH	oklch(50.38% 0.158 30.8)
XYZ	xyz(18.6224, 11.4532, 2.9800)
Luminance	0.1145 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC3525 #259CAC

analogous

#AC2558 #AC3525 #AC7825

triadic

#AC3525 #25AC35 #3525AC

tetradic

#AC3525 #58AC25 #259CAC #7825AC

square

#AC3525 #58AC25 #259CAC #7825AC

split-complementary

#AC3525 #25AC78 #2558AC

monochromatic

#47160F #7A251A #AC3525 #D54C3A #DF7A6C

Accessibility & contrast

On white

6.38

#AC3525 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.29

#AC3525 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC3525

6.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC3525	#FFFFFF	#000000	##FFFFFF
##AC3525	1.00	6.38	3.29	6.38
#FFFFFF	6.38	1.00	21.00	1.00
#000000	3.29	21.00	1.00	21.00
##FFFFFF	6.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#584E22

Deuteranopia (green-blind)

#756920

Tritanopia (blue-blind)

#BE0C32

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #ac3525;
/* rgb */ color: rgb(172, 53, 37);
/* oklch */ color: oklch(50.4% 0.158 30.8);

Tailwind

colors: {
  custom: {
    50: '#cd7361',
    500: '#ac3525',
    950: '#000000',
  },
}

SCSS

$custom: #ac3525;
$custom-light: #cd7361;
$custom-dark: #000000;

JSON

{
  "hex": "#ac3525",
  "rgb": {
    "r": 172,
    "g": 53,
    "b": 37
  },
  "hsl": {
    "h": 7.111,
    "s": 64.593,
    "l": 40.98
  },
  "oklch": {
    "l": 0.50384,
    "c": 0.1578,
    "h": 30.8
  },
  "luminance": 0.1145
}

Semantic roles & 50–950 ramp

primary

#AC3525

secondary

#67BAC6

accent

#D4E840

background

#FDF7F5

surface

#FBEDEA

border

#D4C8C6

text

#150905

muted

#837B79

Preview Lab

Preview with #AC3525

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

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