#64372D#64372D

#64372D is a dark, moderate red. Relative luminance 0.056; OKLCH L 39.0% C 0.067 H 33.5°. Best body text is #FFFFFF at 9.88:1 contrast (WCAG AA passes).

Color values

HEX	#64372D
RGB	rgb(100, 55, 45)
HSL	hsl(11, 38%, 28%)
HSV	hsv(11, 55%, 39%)
CMYK	cmyk(0%, 45%, 55%, 60.8%)
CIE-LAB	lab(28.46, 18.88, 14.97)
CIE-LCH	lch(28.46, 24.10, 38.41°)
OKLab	oklab(39.05% 0.0558 0.0369)
OKLCH	oklch(39.05% 0.067 33.5)
XYZ	xyz(7.0958, 5.6318, 3.1955)
Luminance	0.0563 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64372D #2D5A64

analogous

#642D3E #64372D #64522D

triadic

#64372D #2D6437 #372D64

tetradic

#64372D #3E642D #2D5A64 #522D64

square

#64372D #3E642D #2D5A64 #522D64

split-complementary

#64372D #2D6452 #2D3E64

monochromatic

#150C09 #3A201A #64372D #8E4E40 #B46858

Accessibility & contrast

On white

9.88

#64372D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#64372D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #64372D

9.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64372D	#FFFFFF	#000000	##FFFFFF
##64372D	1.00	9.88	2.13	9.88
#FFFFFF	9.88	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#423D2C

Deuteranopia (green-blind)

#4D472C

Tritanopia (blue-blind)

#6D3035

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #64372d;
/* rgb */ color: rgb(100, 55, 45);
/* oklch */ color: oklch(39.0% 0.067 33.5);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#64372d",
  "rgb": {
    "r": 100,
    "g": 55,
    "b": 45
  },
  "hsl": {
    "h": 10.909,
    "s": 37.931,
    "l": 28.431
  },
  "oklch": {
    "l": 0.39045,
    "c": 0.06693,
    "h": 33.5
  },
  "luminance": 0.05631
}

Semantic roles & 50–950 ramp

primary

#64372D

secondary

#578A96

accent

#B9CE5A

background

#F9F6F6

surface

#F2ECEB

border

#CCC7C6

text

#0D0705

muted

#7E7A7A

Preview Lab

Preview with #64372D

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

Preview Lab → · Contrast checker → · Palette generator →