#AC3B25#AC3B25

#AC3B25 is a mid, vivid red. Relative luminance 0.120; OKLCH L 51.1% C 0.152 H 33.0°. Best body text is #FFFFFF at 6.16:1 contrast (WCAG AA passes).

Color values

HEX	#AC3B25
RGB	rgb(172, 59, 37)
HSL	hsl(10, 65%, 41%)
HSV	hsv(10, 78%, 67%)
CMYK	cmyk(0%, 65.7%, 78.5%, 32.5%)
CIE-LAB	lab(41.27, 45.05, 37.83)
CIE-LCH	lch(41.27, 58.82, 40.02°)
OKLab	oklab(51.09% 0.1276 0.0829)
OKLCH	oklch(51.09% 0.152 33)
XYZ	xyz(18.9133, 12.0349, 3.0770)
Luminance	0.1203 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC3B25 #2596AC

analogous

#AC2552 #AC3B25 #AC7E25

triadic

#AC3B25 #25AC3B #3B25AC

tetradic

#AC3B25 #52AC25 #2596AC #7E25AC

square

#AC3B25 #52AC25 #2596AC #7E25AC

split-complementary

#AC3B25 #25AC7E #2552AC

monochromatic

#47180F #7A2A1A #AC3B25 #D5533A #DF7F6C

Accessibility & contrast

On white

6.16

#AC3B25 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.41

#AC3B25 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC3B25

6.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC3B25	#FFFFFF	#000000	##FFFFFF
##AC3B25	1.00	6.16	3.41	6.16
#FFFFFF	6.16	1.00	21.00	1.00
#000000	3.41	21.00	1.00	21.00
##FFFFFF	6.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5222

Deuteranopia (green-blind)

#776B21

Tritanopia (blue-blind)

#BD1B37

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #ac3b25;
/* rgb */ color: rgb(172, 59, 37);
/* oklch */ color: oklch(51.1% 0.152 33.0);

Tailwind

colors: {
  custom: {
    50: '#cd7761',
    500: '#ac3b25',
    950: '#000000',
  },
}

SCSS

$custom: #ac3b25;
$custom-light: #cd7761;
$custom-dark: #000000;

JSON

{
  "hex": "#ac3b25",
  "rgb": {
    "r": 172,
    "g": 59,
    "b": 37
  },
  "hsl": {
    "h": 9.778,
    "s": 64.593,
    "l": 40.98
  },
  "oklch": {
    "l": 0.51088,
    "c": 0.1522,
    "h": 33
  },
  "luminance": 0.12032
}

Semantic roles & 50–950 ramp

primary

#AC3B25

secondary

#67B6C6

accent

#CCE840

background

#FDF7F5

surface

#FBEDEA

border

#D4C8C6

text

#150905

muted

#837B79

Preview Lab

Preview with #AC3B25

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

Preview Lab → · Contrast checker → · Palette generator →