#643317#643317

#643317 is a dark, moderate orange. Relative luminance 0.051; OKLCH L 37.9% C 0.081 H 48.2°. Best body text is #FFFFFF at 10.36:1 contrast (WCAG AA passes).

Color values

HEX	#643317
RGB	rgb(100, 51, 23)
HSL	hsl(22, 63%, 24%)
HSV	hsv(22, 77%, 39%)
CMYK	cmyk(0%, 49%, 77%, 60.8%)
CIE-LAB	lab(27.13, 19.56, 26.90)
CIE-LCH	lch(27.13, 33.26, 53.98°)
OKLab	oklab(37.91% 0.054 0.0605)
OKLCH	oklch(37.91% 0.081 48.2)
XYZ	xyz(6.5946, 5.1396, 1.4552)
Luminance	0.0514 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#643317 #174864

analogous

#641722 #643317 #645A17

triadic

#643317 #176433 #331764

tetradic

#643317 #226417 #174864 #5A1764

square

#643317 #226417 #174864 #5A1764

split-complementary

#643317 #17645A #172264

monochromatic

#190D06 #321A0C #643317 #964C22 #C8662E

Accessibility & contrast

On white

10.36

#643317 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#643317 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #643317

10.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##643317	#FFFFFF	#000000	##FFFFFF
##643317	1.00	10.36	2.03	10.36
#FFFFFF	10.36	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#413914

Deuteranopia (green-blind)

#4D4416

Tritanopia (blue-blind)

#6E292D

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #643317;
/* rgb */ color: rgb(100, 51, 23);
/* oklch */ color: oklch(37.9% 0.081 48.2);

Tailwind

colors: {
  custom: {
    50: '#956b55',
    500: '#643317',
    950: '#000000',
  },
}

SCSS

$custom: #643317;
$custom-light: #956b55;
$custom-dark: #000000;

JSON

{
  "hex": "#643317",
  "rgb": {
    "r": 100,
    "g": 51,
    "b": 23
  },
  "hsl": {
    "h": 21.818,
    "s": 62.602,
    "l": 24.118
  },
  "oklch": {
    "l": 0.37909,
    "c": 0.08109,
    "h": 48.2
  },
  "luminance": 0.05139
}

Semantic roles & 50–950 ramp

primary

#643317

secondary

#3C789A

accent

#AAE642

background

#F9F6F5

surface

#F2EBE9

border

#CCC6C5

text

#0E0603

muted

#7E7A78

Preview Lab

Preview with #643317

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

Preview Lab → · Contrast checker → · Palette generator →