#642417#642417

#642417 is a dark, moderate red. Relative luminance 0.040; OKLCH L 35.4% C 0.096 H 33.3°. Best body text is #FFFFFF at 11.62:1 contrast (WCAG AA passes).

Color values

HEX	#642417
RGB	rgb(100, 36, 23)
HSL	hsl(10, 63%, 24%)
HSV	hsv(10, 77%, 39%)
CMYK	cmyk(0%, 64%, 77%, 60.8%)
CIE-LAB	lab(23.78, 28.07, 23.22)
CIE-LCH	lch(23.78, 36.43, 39.60°)
OKLab	oklab(35.36% 0.0801 0.0526)
OKLCH	oklch(35.36% 0.096 33.3)
XYZ	xyz(6.0417, 4.0338, 1.2709)
Luminance	0.0403 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#642417 #175764

analogous

#641731 #642417 #644B17

triadic

#642417 #176424 #241764

tetradic

#642417 #316417 #175764 #4B1764

square

#642417 #316417 #175764 #4B1764

split-complementary

#642417 #17644B #173164

monochromatic

#190906 #32120C #642417 #963622 #C8482E

Accessibility & contrast

On white

11.62

#642417 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#642417 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642417

11.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##642417	#FFFFFF	#000000	##FFFFFF
##642417	1.00	11.62	1.81	11.62
#FFFFFF	11.62	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#353015

Deuteranopia (green-blind)

#453E15

Tritanopia (blue-blind)

#6E1521

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #642417;
/* rgb */ color: rgb(100, 36, 23);
/* oklch */ color: oklch(35.4% 0.096 33.3);

Tailwind

colors: {
  custom: {
    50: '#966154',
    500: '#642417',
    950: '#000000',
  },
}

SCSS

$custom: #642417;
$custom-light: #966154;
$custom-dark: #000000;

JSON

{
  "hex": "#642417",
  "rgb": {
    "r": 100,
    "g": 36,
    "b": 23
  },
  "hsl": {
    "h": 10.13,
    "s": 62.602,
    "l": 24.118
  },
  "oklch": {
    "l": 0.35362,
    "c": 0.09582,
    "h": 33.3
  },
  "luminance": 0.04033
}

Semantic roles & 50–950 ramp

primary

#642417

secondary

#3C8B9A

accent

#CAE642

background

#F9F5F4

surface

#F2EAE7

border

#CCC6C3

text

#0E0503

muted

#7E7978

Preview Lab

Preview with #642417

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

Preview Lab → · Contrast checker → · Palette generator →