#AC3F24#AC3F24

#AC3F24 is a mid, vivid red. Relative luminance 0.125; OKLCH L 51.6% C 0.149 H 35.0°. Best body text is #FFFFFF at 6.02:1 contrast (WCAG AA passes).

Color values

HEX	#AC3F24
RGB	rgb(172, 63, 36)
HSL	hsl(12, 65%, 41%)
HSV	hsv(12, 79%, 67%)
CMYK	cmyk(0%, 63.4%, 79.1%, 32.5%)
CIE-LAB	lab(41.93, 43.22, 39.03)
CIE-LCH	lch(41.93, 58.23, 42.09°)
OKLab	oklab(51.58% 0.1218 0.0853)
OKLCH	oklch(51.58% 0.149 35)
XYZ	xyz(19.1113, 12.4558, 3.0666)
Luminance	0.1245 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC3F24 #2491AC

analogous

#AC244D #AC3F24 #AC8324

triadic

#AC3F24 #24AC3F #3F24AC

tetradic

#AC3F24 #4DAC24 #2491AC #8324AC

square

#AC3F24 #4DAC24 #2491AC #8324AC

split-complementary

#AC3F24 #24AC83 #244DAC

monochromatic

#471A0F #792C19 #AC3F24 #D55738 #E0826A

Accessibility & contrast

On white

6.02

#AC3F24 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.49

#AC3F24 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC3F24

6.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC3F24	#FFFFFF	#000000	##FFFFFF
##AC3F24	1.00	6.02	3.49	6.02
#FFFFFF	6.02	1.00	21.00	1.00
#000000	3.49	21.00	1.00	21.00
##FFFFFF	6.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E5420

Deuteranopia (green-blind)

#796C20

Tritanopia (blue-blind)

#BD233A

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #ac3f24;
/* rgb */ color: rgb(172, 63, 36);
/* oklch */ color: oklch(51.6% 0.149 35.0);

Tailwind

colors: {
  custom: {
    50: '#cd7961',
    500: '#ac3f24',
    950: '#000000',
  },
}

SCSS

$custom: #ac3f24;
$custom-light: #cd7961;
$custom-dark: #000000;

JSON

{
  "hex": "#ac3f24",
  "rgb": {
    "r": 172,
    "g": 63,
    "b": 36
  },
  "hsl": {
    "h": 11.912,
    "s": 65.385,
    "l": 40.784
  },
  "oklch": {
    "l": 0.51582,
    "c": 0.14865,
    "h": 35
  },
  "luminance": 0.12453
}

Semantic roles & 50–950 ramp

primary

#AC3F24

secondary

#66B3C6

accent

#C7E83F

background

#FDF7F5

surface

#FBEEEA

border

#D4C9C6

text

#150905

muted

#837B79

Preview Lab

Preview with #AC3F24

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

Preview Lab → · Contrast checker → · Palette generator →