#AC3E25#AC3E25

#AC3E25 is a mid, vivid red. Relative luminance 0.123; OKLCH L 51.5% C 0.149 H 34.2°. Best body text is #FFFFFF at 6.05:1 contrast (WCAG AA passes).

Color values

HEX	#AC3E25
RGB	rgb(172, 62, 37)
HSL	hsl(11, 65%, 41%)
HSV	hsv(11, 78%, 67%)
CMYK	cmyk(0%, 64%, 78.5%, 32.5%)
CIE-LAB	lab(41.77, 43.71, 38.34)
CIE-LCH	lch(41.77, 58.14, 41.25°)
OKLab	oklab(51.46% 0.1235 0.084)
OKLCH	oklch(51.46% 0.149 34.2)
XYZ	xyz(19.0719, 12.3522, 3.1299)
Luminance	0.1235 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC3E25 #2593AC

analogous

#AC254F #AC3E25 #AC8125

triadic

#AC3E25 #25AC3E #3E25AC

tetradic

#AC3E25 #4FAC25 #2593AC #8125AC

square

#AC3E25 #4FAC25 #2593AC #8125AC

split-complementary

#AC3E25 #25AC81 #254FAC

monochromatic

#471A0F #7A2C1A #AC3E25 #D5563A #DF816C

Accessibility & contrast

On white

6.05

#AC3E25 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.47

#AC3E25 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC3E25

6.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC3E25	#FFFFFF	#000000	##FFFFFF
##AC3E25	1.00	6.05	3.47	6.05
#FFFFFF	6.05	1.00	21.00	1.00
#000000	3.47	21.00	1.00	21.00
##FFFFFF	6.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D5321

Deuteranopia (green-blind)

#786C21

Tritanopia (blue-blind)

#BD2139

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #ac3e25;
/* rgb */ color: rgb(172, 62, 37);
/* oklch */ color: oklch(51.5% 0.149 34.2);

Tailwind

colors: {
  custom: {
    50: '#cd7861',
    500: '#ac3e25',
    950: '#000000',
  },
}

SCSS

$custom: #ac3e25;
$custom-light: #cd7861;
$custom-dark: #000000;

JSON

{
  "hex": "#ac3e25",
  "rgb": {
    "r": 172,
    "g": 62,
    "b": 37
  },
  "hsl": {
    "h": 11.111,
    "s": 64.593,
    "l": 40.98
  },
  "oklch": {
    "l": 0.51464,
    "c": 0.14937,
    "h": 34.2
  },
  "luminance": 0.12349
}

Semantic roles & 50–950 ramp

primary

#AC3E25

secondary

#67B4C6

accent

#C9E840

background

#FDF7F5

surface

#FBEEEA

border

#D4C9C6

text

#150905

muted

#837B79

Preview Lab

Preview with #AC3E25

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

Preview Lab → · Contrast checker → · Palette generator →