#AC3E29#AC3E29

#AC3E29 is a mid, vivid red. Relative luminance 0.124; OKLCH L 51.5% C 0.148 H 32.8°. Best body text is #FFFFFF at 6.04:1 contrast (WCAG AA passes).

Color values

HEX	#AC3E29
RGB	rgb(172, 62, 41)
HSL	hsl(10, 62%, 42%)
HSV	hsv(10, 76%, 67%)
CMYK	cmyk(0%, 64%, 76.2%, 32.5%)
CIE-LAB	lab(41.81, 43.87, 36.21)
CIE-LCH	lch(41.81, 56.89, 39.54°)
OKLab	oklab(51.51% 0.1248 0.0805)
OKLCH	oklch(51.51% 0.148 32.8)
XYZ	xyz(19.1382, 12.3787, 3.4790)
Luminance	0.1238 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC3E29 #2997AC

analogous

#AC2956 #AC3E29 #AC8029

triadic

#AC3E29 #29AC3E #3E29AC

tetradic

#AC3E29 #56AC29 #2997AC #8029AC

square

#AC3E29 #56AC29 #2997AC #8029AC

split-complementary

#AC3E29 #29AC80 #2956AC

monochromatic

#491A11 #7B2C1D #AC3E29 #D25841 #DD8372

Accessibility & contrast

On white

6.04

#AC3E29 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.48

#AC3E29 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC3E29

6.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC3E29	#FFFFFF	#000000	##FFFFFF
##AC3E29	1.00	6.04	3.48	6.04
#FFFFFF	6.04	1.00	21.00	1.00
#000000	3.48	21.00	1.00	21.00
##FFFFFF	6.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D5326

Deuteranopia (green-blind)

#786C25

Tritanopia (blue-blind)

#BD223A

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #ac3e29;
/* rgb */ color: rgb(172, 62, 41);
/* oklch */ color: oklch(51.5% 0.148 32.8);

Tailwind

colors: {
  custom: {
    50: '#cc7864',
    500: '#ac3e29',
    950: '#000000',
  },
}

SCSS

$custom: #ac3e29;
$custom-light: #cc7864;
$custom-dark: #000000;

JSON

{
  "hex": "#ac3e29",
  "rgb": {
    "r": 172,
    "g": 62,
    "b": 41
  },
  "hsl": {
    "h": 9.618,
    "s": 61.502,
    "l": 41.765
  },
  "oklch": {
    "l": 0.51508,
    "c": 0.14848,
    "h": 32.8
  },
  "luminance": 0.12376
}

Semantic roles & 50–950 ramp

primary

#AC3E29

secondary

#6CB6C5

accent

#CBE543

background

#FDF7F6

surface

#FBEEEB

border

#D4C9C6

text

#150905

muted

#837B7A

Preview Lab

Preview with #AC3E29

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

Preview Lab → · Contrast checker → · Palette generator →