#643417#643417

#643417 is a dark, moderate orange. Relative luminance 0.052; OKLCH L 38.1% C 0.080 H 49.5°. Best body text is #FFFFFF at 10.27:1 contrast (WCAG AA passes).

Color values

HEX	#643417
RGB	rgb(100, 52, 23)
HSL	hsl(23, 63%, 24%)
HSV	hsv(23, 77%, 39%)
CMYK	cmyk(0%, 48%, 77%, 60.8%)
CIE-LAB	lab(27.37, 18.96, 27.16)
CIE-LCH	lch(27.37, 33.12, 55.09°)
OKLab	oklab(38.1% 0.0522 0.061)
OKLCH	oklch(38.1% 0.08 49.5)
XYZ	xyz(6.6388, 5.2279, 1.4699)
Luminance	0.0523 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#643417 #174764

analogous

#641721 #643417 #645B17

triadic

#643417 #176434 #341764

tetradic

#643417 #216417 #174764 #5B1764

square

#643417 #216417 #174764 #5B1764

split-complementary

#643417 #17645B #172164

monochromatic

#190D06 #321A0C #643417 #964E22 #C8682E

Accessibility & contrast

On white

10.27

#643417 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.05

#643417 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #643417

10.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##643417	#FFFFFF	#000000	##FFFFFF
##643417	1.00	10.27	2.05	10.27
#FFFFFF	10.27	1.00	21.00	1.00
#000000	2.05	21.00	1.00	21.00
##FFFFFF	10.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#423A14

Deuteranopia (green-blind)

#4D4516

Tritanopia (blue-blind)

#6E2A2E

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #643417;
/* rgb */ color: rgb(100, 52, 23);
/* oklch */ color: oklch(38.1% 0.080 49.5);

Tailwind

colors: {
  custom: {
    50: '#956c55',
    500: '#643417',
    950: '#000000',
  },
}

SCSS

$custom: #643417;
$custom-light: #956c55;
$custom-dark: #000000;

JSON

{
  "hex": "#643417",
  "rgb": {
    "r": 100,
    "g": 52,
    "b": 23
  },
  "hsl": {
    "h": 22.597,
    "s": 62.602,
    "l": 24.118
  },
  "oklch": {
    "l": 0.38098,
    "c": 0.08032,
    "h": 49.5
  },
  "luminance": 0.05227
}

Semantic roles & 50–950 ramp

primary

#643417

secondary

#3C779A

accent

#A8E642

background

#F9F6F5

surface

#F2EBE9

border

#CCC6C5

text

#0E0703

muted

#7E7A78

Preview Lab

Preview with #643417

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

Preview Lab → · Contrast checker → · Palette generator →