#64172A#64172A

#64172A is a dark, moderate red. Relative luminance 0.035; OKLCH L 34.1% C 0.109 H 10.8°. Best body text is #FFFFFF at 12.37:1 contrast (WCAG AA passes).

Color values

HEX	#64172A
RGB	rgb(100, 23, 42)
HSL	hsl(345, 63%, 24%)
HSV	hsv(345, 77%, 39%)
CMYK	cmyk(0%, 77%, 58%, 60.8%)
CIE-LAB	lab(21.91, 35.47, 8.15)
CIE-LCH	lch(21.91, 36.39, 12.94°)
OKLab	oklab(34.08% 0.1075 0.0206)
OKLCH	oklch(34.08% 0.109 10.8)
XYZ	xyz(5.9804, 3.4901, 2.5488)
Luminance	0.0349 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64172A #176451

analogous

#641751 #64172A #642B17

triadic

#64172A #2A6417 #172A64

tetradic

#64172A #516417 #176451 #2B1764

square

#64172A #516417 #176451 #2B1764

split-complementary

#64172A #17642B #175164

monochromatic

#19060A #320C15 #64172A #96223F #C82E54

Accessibility & contrast

On white

12.37

#64172A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#64172A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #64172A

12.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64172A	#FFFFFF	#000000	##FFFFFF
##64172A	1.00	12.37	1.70	12.37
#FFFFFF	12.37	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B2A2A

Deuteranopia (green-blind)

#3E3A28

Tritanopia (blue-blind)

#6E051F

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #64172a;
/* rgb */ color: rgb(100, 23, 42);
/* oklch */ color: oklch(34.1% 0.109 10.8);

Tailwind

colors: {
  custom: {
    50: '#955b63',
    500: '#64172a',
    950: '#000000',
  },
}

SCSS

$custom: #64172a;
$custom-light: #955b63;
$custom-dark: #000000;

JSON

{
  "hex": "#64172a",
  "rgb": {
    "r": 100,
    "g": 23,
    "b": 42
  },
  "hsl": {
    "h": 345.195,
    "s": 62.602,
    "l": 24.118
  },
  "oklch": {
    "l": 0.34077,
    "c": 0.1094,
    "h": 10.8
  },
  "luminance": 0.03489
}

Semantic roles & 50–950 ramp

primary

#64172A

secondary

#3C9A83

accent

#E6BD42

background

#F9F5F5

surface

#F2E9EA

border

#CCC5C6

text

#0E0405

muted

#7E7979

Preview Lab

Preview with #64172A

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

Preview Lab → · Contrast checker → · Palette generator →