#AC3C23#AC3C23

#AC3C23 is a mid, vivid red. Relative luminance 0.121; OKLCH L 51.2% C 0.152 H 34.1°. Best body text is #FFFFFF at 6.13:1 contrast (WCAG AA passes).

Color values

HEX	#AC3C23
RGB	rgb(172, 60, 35)
HSL	hsl(11, 66%, 41%)
HSV	hsv(11, 80%, 67%)
CMYK	cmyk(0%, 65.1%, 79.7%, 32.5%)
CIE-LAB	lab(41.42, 44.53, 39.04)
CIE-LCH	lch(41.42, 59.22, 41.24°)
OKLab	oklab(51.19% 0.1257 0.085)
OKLCH	oklch(51.19% 0.152 34.1)
XYZ	xyz(18.9346, 12.1265, 2.9334)
Luminance	0.1212 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC3C23 #2393AC

analogous

#AC234E #AC3C23 #AC8023

triadic

#AC3C23 #23AC3C #3C23AC

tetradic

#AC3C23 #4EAC23 #2393AC #8023AC

square

#AC3C23 #4EAC23 #2393AC #8023AC

split-complementary

#AC3C23 #23AC80 #234EAC

monochromatic

#46190E #792A19 #AC3C23 #D65336 #E07F69

Accessibility & contrast

On white

6.13

#AC3C23 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.42

#AC3C23 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC3C23

6.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC3C23	#FFFFFF	#000000	##FFFFFF
##AC3C23	1.00	6.13	3.42	6.13
#FFFFFF	6.13	1.00	21.00	1.00
#000000	3.42	21.00	1.00	21.00
##FFFFFF	6.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C521F

Deuteranopia (green-blind)

#786B1F

Tritanopia (blue-blind)

#BD1D37

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #ac3c23;
/* rgb */ color: rgb(172, 60, 35);
/* oklch */ color: oklch(51.2% 0.152 34.1);

Tailwind

colors: {
  custom: {
    50: '#cd7760',
    500: '#ac3c23',
    950: '#000000',
  },
}

SCSS

$custom: #ac3c23;
$custom-light: #cd7760;
$custom-dark: #000000;

JSON

{
  "hex": "#ac3c23",
  "rgb": {
    "r": 172,
    "g": 60,
    "b": 35
  },
  "hsl": {
    "h": 10.949,
    "s": 66.184,
    "l": 40.588
  },
  "oklch": {
    "l": 0.51191,
    "c": 0.15169,
    "h": 34.1
  },
  "luminance": 0.12124
}

Semantic roles & 50–950 ramp

primary

#AC3C23

secondary

#64B4C6

accent

#CAE93F

background

#FDF7F5

surface

#FBEDE9

border

#D4C8C5

text

#150905

muted

#837B79

Preview Lab

Preview with #AC3C23

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

Preview Lab → · Contrast checker → · Palette generator →