#642717#642717

#642717 is a dark, moderate red. Relative luminance 0.042; OKLCH L 35.8% C 0.093 H 35.7°. Best body text is #FFFFFF at 11.39:1 contrast (WCAG AA passes).

Color values

HEX	#642717
RGB	rgb(100, 39, 23)
HSL	hsl(12, 63%, 24%)
HSV	hsv(12, 77%, 39%)
CMYK	cmyk(0%, 61%, 77%, 60.8%)
CIE-LAB	lab(24.40, 26.46, 23.91)
CIE-LCH	lch(24.40, 35.66, 42.09°)
OKLab	oklab(35.83% 0.0752 0.054)
OKLCH	oklch(35.83% 0.093 35.7)
XYZ	xyz(6.1363, 4.2230, 1.3024)
Luminance	0.0422 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#642717 #175464

analogous

#64172D #642717 #644E17

triadic

#642717 #176427 #271764

tetradic

#642717 #2D6417 #175464 #4E1764

square

#642717 #2D6417 #175464 #4E1764

split-complementary

#642717 #17644E #172D64

monochromatic

#190A06 #32140C #642717 #963A22 #C84E2E

Accessibility & contrast

On white

11.39

#642717 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#642717 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642717

11.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##642717	#FFFFFF	#000000	##FFFFFF
##642717	1.00	11.39	1.84	11.39
#FFFFFF	11.39	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#383215

Deuteranopia (green-blind)

#473F15

Tritanopia (blue-blind)

#6E1A24

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #642717;
/* rgb */ color: rgb(100, 39, 23);
/* oklch */ color: oklch(35.8% 0.093 35.7);

Tailwind

colors: {
  custom: {
    50: '#966354',
    500: '#642717',
    950: '#000000',
  },
}

SCSS

$custom: #642717;
$custom-light: #966354;
$custom-dark: #000000;

JSON

{
  "hex": "#642717",
  "rgb": {
    "r": 100,
    "g": 39,
    "b": 23
  },
  "hsl": {
    "h": 12.468,
    "s": 62.602,
    "l": 24.118
  },
  "oklch": {
    "l": 0.35825,
    "c": 0.09256,
    "h": 35.7
  },
  "luminance": 0.04222
}

Semantic roles & 50–950 ramp

primary

#642717

secondary

#3C879A

accent

#C4E642

background

#F9F6F4

surface

#F2EBE7

border

#CCC6C3

text

#0E0503

muted

#7E7A78

Preview Lab

Preview with #642717

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

Preview Lab → · Contrast checker → · Palette generator →