#AC4631#AC4631

#AC4631 is a mid, vivid red. Relative luminance 0.134; OKLCH L 52.7% C 0.139 H 33.3°. Best body text is #FFFFFF at 5.71:1 contrast (WCAG AA passes).

Color values

HEX	#AC4631
RGB	rgb(172, 70, 49)
HSL	hsl(10, 56%, 43%)
HSV	hsv(10, 72%, 67%)
CMYK	cmyk(0%, 59.3%, 71.5%, 32.5%)
CIE-LAB	lab(43.32, 40.49, 33.41)
CIE-LCH	lch(43.32, 52.50, 39.52°)
OKLab	oklab(52.68% 0.1159 0.0762)
OKLCH	oklch(52.68% 0.139 33.3)
XYZ	xyz(19.7598, 13.3754, 4.4463)
Luminance	0.1337 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AC4631 #3197AC

analogous

#AC3159 #AC4631 #AC8331

triadic

#AC4631 #31AC46 #4631AC

tetradic

#AC4631 #59AC31 #3197AC #8331AC

square

#AC4631 #59AC31 #3197AC #8331AC

split-complementary

#AC4631 #31AC83 #3159AC

monochromatic

#4D1F16 #7C3323 #AC4631 #CC634E #DA8D7D

Accessibility & contrast

On white

5.71

#AC4631 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.67

#AC4631 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AC4631

5.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AC4631	#FFFFFF	#000000	##FFFFFF
##AC4631	1.00	5.71	3.67	5.71
#FFFFFF	5.71	1.00	21.00	1.00
#000000	3.67	21.00	1.00	21.00
##FFFFFF	5.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#62582E

Deuteranopia (green-blind)

#7B6F2E

Tritanopia (blue-blind)

#BD3041

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #ac4631;
/* rgb */ color: rgb(172, 70, 49);
/* oklch */ color: oklch(52.7% 0.139 33.3);

Tailwind

colors: {
  custom: {
    50: '#cb7d6a',
    500: '#ac4631',
    950: '#000000',
  },
}

SCSS

$custom: #ac4631;
$custom-light: #cb7d6a;
$custom-dark: #000000;

JSON

{
  "hex": "#ac4631",
  "rgb": {
    "r": 172,
    "g": 70,
    "b": 49
  },
  "hsl": {
    "h": 10.244,
    "s": 55.656,
    "l": 43.333
  },
  "oklch": {
    "l": 0.52678,
    "c": 0.13867,
    "h": 33.3
  },
  "luminance": 0.13373
}

Semantic roles & 50–950 ramp

primary

#AC4631

secondary

#76B6C3

accent

#C5DF49

background

#FDF7F6

surface

#FAEEEB

border

#D3C9C6

text

#150A06

muted

#837C7A

Preview Lab

Preview with #AC4631

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

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