#64372E#64372E

#64372E is a dark, moderate red. Relative luminance 0.056; OKLCH L 39.1% C 0.067 H 32.2°. Best body text is #FFFFFF at 9.87:1 contrast (WCAG AA passes).

Color values

HEX	#64372E
RGB	rgb(100, 55, 46)
HSL	hsl(10, 37%, 29%)
HSV	hsv(10, 54%, 39%)
CMYK	cmyk(0%, 45%, 54%, 60.8%)
CIE-LAB	lab(28.48, 18.98, 14.35)
CIE-LCH	lch(28.48, 23.80, 37.09°)
OKLab	oklab(39.07% 0.0563 0.0355)
OKLCH	oklch(39.07% 0.067 32.2)
XYZ	xyz(7.1153, 5.6396, 3.2981)
Luminance	0.0564 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64372E #2E5B64

analogous

#642E40 #64372E #64522E

triadic

#64372E #2E6437 #372E64

tetradic

#64372E #40642E #2E5B64 #522E64

square

#64372E #40642E #2E5B64 #522E64

split-complementary

#64372E #2E6452 #2E4064

monochromatic

#150C0A #3A201B #64372E #8E4E41 #B3685A

Accessibility & contrast

On white

9.87

#64372E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#64372E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #64372E

9.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64372E	#FFFFFF	#000000	##FFFFFF
##64372E	1.00	9.87	2.13	9.87
#FFFFFF	9.87	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#423D2D

Deuteranopia (green-blind)

#4D472D

Tritanopia (blue-blind)

#6D3035

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #64372e;
/* rgb */ color: rgb(100, 55, 46);
/* oklch */ color: oklch(39.1% 0.067 32.2);

Tailwind

colors: {
  custom: {
    50: '#936e66',
    500: '#64372e',
    950: '#000000',
  },
}

SCSS

$custom: #64372e;
$custom-light: #936e66;
$custom-dark: #000000;

JSON

{
  "hex": "#64372e",
  "rgb": {
    "r": 100,
    "g": 55,
    "b": 46
  },
  "hsl": {
    "h": 10,
    "s": 36.986,
    "l": 28.627
  },
  "oklch": {
    "l": 0.39067,
    "c": 0.06655,
    "h": 32.2
  },
  "luminance": 0.05639
}

Semantic roles & 50–950 ramp

primary

#64372E

secondary

#588B96

accent

#BACD5B

background

#F9F6F6

surface

#F2ECEB

border

#CCC7C6

text

#0D0706

muted

#7E7A7A

Preview Lab

Preview with #64372E

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

Preview Lab → · Contrast checker → · Palette generator →