#AC3A2D#AC3A2D

#AC3A2D is a mid, vivid red. Relative luminance 0.120; OKLCH L 51.1% C 0.152 H 29.7°. Best body text is #FFFFFF at 6.18:1 contrast (WCAG AA passes).

Color values

HEX	#AC3A2D
RGB	rgb(172, 58, 45)
HSL	hsl(6, 59%, 43%)
HSV	hsv(6, 74%, 67%)
CMYK	cmyk(0%, 66.3%, 73.8%, 32.5%)
CIE-LAB	lab(41.20, 45.82, 33.28)
CIE-LCH	lch(41.20, 56.63, 36.00°)
OKLab	oklab(51.06% 0.1316 0.0751)
OKLCH	oklch(51.06% 0.152 29.7)
XYZ	xyz(19.0020, 11.9890, 3.7956)
Luminance	0.1199 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC3A2D #2D9FAC

analogous

#AC2D5F #AC3A2D #AC7A2D

triadic

#AC3A2D #2DAC3A #3A2DAC

tetradic

#AC3A2D #5FAC2D #2D9FAC #7A2DAC

square

#AC3A2D #5FAC2D #2D9FAC #7A2DAC

split-complementary

#AC3A2D #2DAC7A #2D5FAC

monochromatic

#4B1914 #7B2A20 #AC3A2D #CF5547 #DC8278

Accessibility & contrast

On white

6.18

#AC3A2D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.40

#AC3A2D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC3A2D

6.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC3A2D	#FFFFFF	#000000	##FFFFFF
##AC3A2D	1.00	6.18	3.40	6.18
#FFFFFF	6.18	1.00	21.00	1.00
#000000	3.40	21.00	1.00	21.00
##FFFFFF	6.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A512B

Deuteranopia (green-blind)

#766A29

Tritanopia (blue-blind)

#BD1B38

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #ac3a2d;
/* rgb */ color: rgb(172, 58, 45);
/* oklch */ color: oklch(51.1% 0.152 29.7);

Tailwind

colors: {
  custom: {
    50: '#cc7666',
    500: '#ac3a2d',
    950: '#000000',
  },
}

SCSS

$custom: #ac3a2d;
$custom-light: #cc7666;
$custom-dark: #000000;

JSON

{
  "hex": "#ac3a2d",
  "rgb": {
    "r": 172,
    "g": 58,
    "b": 45
  },
  "hsl": {
    "h": 6.142,
    "s": 58.525,
    "l": 42.549
  },
  "oklch": {
    "l": 0.51061,
    "c": 0.15157,
    "h": 29.7
  },
  "luminance": 0.11986
}

Semantic roles & 50–950 ramp

primary

#AC3A2D

secondary

#71BBC4

accent

#D2E246

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150906

muted

#837B7A

Preview Lab

Preview with #AC3A2D

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

Preview Lab → · Contrast checker → · Palette generator →