#AC4427#AC4427

#AC4427 is a mid, vivid red. Relative luminance 0.131; OKLCH L 52.3% C 0.143 H 36.3°. Best body text is #FFFFFF at 5.82:1 contrast (WCAG AA passes).

Color values

HEX	#AC4427
RGB	rgb(172, 68, 39)
HSL	hsl(13, 63%, 41%)
HSV	hsv(13, 77%, 67%)
CMYK	cmyk(0%, 60.5%, 77.3%, 32.5%)
CIE-LAB	lab(42.84, 41.00, 38.39)
CIE-LCH	lch(42.84, 56.16, 43.12°)
OKLab	oklab(52.28% 0.1155 0.0847)
OKLCH	oklch(52.28% 0.143 36.3)
XYZ	xyz(19.4486, 13.0541, 3.4146)
Luminance	0.1305 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC4427 #278FAC

analogous

#AC274D #AC4427 #AC8727

triadic

#AC4427 #27AC44 #4427AC

tetradic

#AC4427 #4DAC27 #278FAC #8727AC

square

#AC4427 #4DAC27 #278FAC #8727AC

split-complementary

#AC4427 #27AC87 #274DAC

monochromatic

#481D10 #7A301C #AC4427 #D35E3D #DE876F

Accessibility & contrast

On white

5.82

#AC4427 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.61

#AC4427 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC4427

5.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC4427	#FFFFFF	#000000	##FFFFFF
##AC4427	1.00	5.82	3.61	5.82
#FFFFFF	5.82	1.00	21.00	1.00
#000000	3.61	21.00	1.00	21.00
##FFFFFF	5.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#615723

Deuteranopia (green-blind)

#7B6E24

Tritanopia (blue-blind)

#BD2B3E

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #ac4427;
/* rgb */ color: rgb(172, 68, 39);
/* oklch */ color: oklch(52.3% 0.143 36.3);

Tailwind

colors: {
  custom: {
    50: '#cc7c63',
    500: '#ac4427',
    950: '#000000',
  },
}

SCSS

$custom: #ac4427;
$custom-light: #cc7c63;
$custom-dark: #000000;

JSON

{
  "hex": "#ac4427",
  "rgb": {
    "r": 172,
    "g": 68,
    "b": 39
  },
  "hsl": {
    "h": 13.083,
    "s": 63.033,
    "l": 41.373
  },
  "oklch": {
    "l": 0.5228,
    "c": 0.1432,
    "h": 36.3
  },
  "luminance": 0.13051
}

Semantic roles & 50–950 ramp

primary

#AC4427

secondary

#6AB1C5

accent

#C2E642

background

#FDF7F5

surface

#FBEEEA

border

#D4C9C6

text

#150A05

muted

#837C79

Preview Lab

Preview with #AC4427

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

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