#64363B#64363B

#64363B is a dark, moderate red. Relative luminance 0.057; OKLCH L 39.2% C 0.066 H 13.6°. Best body text is #FFFFFF at 9.85:1 contrast (WCAG AA passes).

Color values

HEX	#64363B
RGB	rgb(100, 54, 59)
HSL	hsl(353, 30%, 30%)
HSV	hsv(353, 46%, 39%)
CMYK	cmyk(0%, 46%, 41%, 60.8%)
CIE-LAB	lab(28.55, 21.14, 5.95)
CIE-LCH	lch(28.55, 21.96, 15.72°)
OKLab	oklab(39.22% 0.064 0.0155)
OKLCH	oklch(39.22% 0.066 13.6)
XYZ	xyz(7.3645, 5.6641, 4.8422)
Luminance	0.0566 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64363B #36645F

analogous

#643652 #64363B #644836

triadic

#64363B #3B6436 #363B64

tetradic

#64363B #526436 #36645F #483664

square

#64363B #526436 #36645F #483664

split-complementary

#64363B #366448 #365264

monochromatic

#150B0C #3C2124 #64363B #8C4B52 #AD676F

Accessibility & contrast

On white

9.85

#64363B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#64363B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #64363B

9.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64363B	#FFFFFF	#000000	##FFFFFF
##64363B	1.00	9.85	2.13	9.85
#FFFFFF	9.85	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F3E3B

Deuteranopia (green-blind)

#4A473A

Tritanopia (blue-blind)

#6C3138

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #64363b;
/* rgb */ color: rgb(100, 54, 59);
/* oklch */ color: oklch(39.2% 0.066 13.6);

Tailwind

colors: {
  custom: {
    50: '#926e70',
    500: '#64363b',
    950: '#000000',
  },
}

SCSS

$custom: #64363b;
$custom-light: #926e70;
$custom-dark: #000000;

JSON

{
  "hex": "#64363b",
  "rgb": {
    "r": 100,
    "g": 54,
    "b": 59
  },
  "hsl": {
    "h": 353.478,
    "s": 29.87,
    "l": 30.196
  },
  "oklch": {
    "l": 0.39218,
    "c": 0.06589,
    "h": 13.6
  },
  "luminance": 0.05663
}

Semantic roles & 50–950 ramp

primary

#64363B

secondary

#61958F

accent

#C6BB62

background

#F9F6F6

surface

#F1ECEC

border

#CBC7C7

text

#0D0707

muted

#7E7A7A

Preview Lab

Preview with #64363B

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

Preview Lab → · Contrast checker → · Palette generator →