#AC361E#AC361E

#AC361E is a mid, vivid red. Relative luminance 0.115; OKLCH L 50.4% C 0.158 H 33.3°. Best body text is #FFFFFF at 6.36:1 contrast (WCAG AA passes).

Color values

HEX	#AC361E
RGB	rgb(172, 54, 30)
HSL	hsl(10, 70%, 40%)
HSV	hsv(10, 83%, 67%)
CMYK	cmyk(0%, 68.6%, 82.6%, 32.5%)
CIE-LAB	lab(40.42, 46.94, 40.65)
CIE-LCH	lch(40.42, 62.09, 40.89°)
OKLab	oklab(50.43% 0.1322 0.0868)
OKLCH	oklch(50.43% 0.158 33.3)
XYZ	xyz(18.5689, 11.5055, 2.4711)
Luminance	0.1150 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC361E #1E94AC

analogous

#AC1E4D #AC361E #AC7D1E

triadic

#AC361E #1EAC36 #361EAC

tetradic

#AC361E #4DAC1E #1E94AC #7D1EAC

square

#AC361E #4DAC1E #1E94AC #7D1EAC

split-complementary

#AC361E #1EAC7D #1E4DAC

monochromatic

#44150C #782615 #AC361E #DA4A2D #E37761

Accessibility & contrast

On white

6.36

#AC361E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.30

#AC361E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC361E

6.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC361E	#FFFFFF	#000000	##FFFFFF
##AC361E	1.00	6.36	3.30	6.36
#FFFFFF	6.36	1.00	21.00	1.00
#000000	3.30	21.00	1.00	21.00
##FFFFFF	6.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#594F1A

Deuteranopia (green-blind)

#766918

Tritanopia (blue-blind)

#BE0D32

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #ac361e;
/* rgb */ color: rgb(172, 54, 30);
/* oklch */ color: oklch(50.4% 0.158 33.3);

Tailwind

colors: {
  custom: {
    50: '#cd745c',
    500: '#ac361e',
    950: '#000000',
  },
}

SCSS

$custom: #ac361e;
$custom-light: #cd745c;
$custom-dark: #000000;

JSON

{
  "hex": "#ac361e",
  "rgb": {
    "r": 172,
    "g": 54,
    "b": 30
  },
  "hsl": {
    "h": 10.141,
    "s": 70.297,
    "l": 39.608
  },
  "oklch": {
    "l": 0.50427,
    "c": 0.15816,
    "h": 33.3
  },
  "luminance": 0.11503
}

Semantic roles & 50–950 ramp

primary

#AC361E

secondary

#5EB6C8

accent

#CFED3B

background

#FDF7F5

surface

#FBEDE9

border

#D4C8C5

text

#150904

muted

#837B79

Preview Lab

Preview with #AC361E

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

Preview Lab → · Contrast checker → · Palette generator →