#643722#643722

#643722 is a dark, moderate orange. Relative luminance 0.056; OKLCH L 38.8% C 0.072 H 45.0°. Best body text is #FFFFFF at 9.95:1 contrast (WCAG AA passes).

Color values

HEX	#643722
RGB	rgb(100, 55, 34)
HSL	hsl(19, 49%, 26%)
HSV	hsv(19, 66%, 39%)
CMYK	cmyk(0%, 45%, 66%, 60.8%)
CIE-LAB	lab(28.27, 17.88, 21.67)
CIE-LCH	lch(28.27, 28.09, 50.48°)
OKLab	oklab(38.83% 0.051 0.0511)
OKLCH	oklch(38.83% 0.072 45)
XYZ	xyz(6.9110, 5.5579, 2.2219)
Luminance	0.0556 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#643722 #224F64

analogous

#64222E #643722 #645822

triadic

#643722 #226437 #372264

tetradic

#643722 #2E6422 #224F64 #582264

square

#643722 #2E6422 #224F64 #582264

split-complementary

#643722 #226458 #222E64

monochromatic

#170D08 #361E12 #643722 #925032 #BF6942

Accessibility & contrast

On white

9.95

#643722 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#643722 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #643722

9.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##643722	#FFFFFF	#000000	##FFFFFF
##643722	1.00	9.95	2.11	9.95
#FFFFFF	9.95	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#433D20

Deuteranopia (green-blind)

#4E4722

Tritanopia (blue-blind)

#6D2F32

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #643722;
/* rgb */ color: rgb(100, 55, 34);
/* oklch */ color: oklch(38.8% 0.072 45.0);

Tailwind

colors: {
  custom: {
    50: '#946e5d',
    500: '#643722',
    950: '#000000',
  },
}

SCSS

$custom: #643722;
$custom-light: #946e5d;
$custom-dark: #000000;

JSON

{
  "hex": "#643722",
  "rgb": {
    "r": 100,
    "g": 55,
    "b": 34
  },
  "hsl": {
    "h": 19.091,
    "s": 49.254,
    "l": 26.275
  },
  "oklch": {
    "l": 0.38831,
    "c": 0.07217,
    "h": 45
  },
  "luminance": 0.05557
}

Semantic roles & 50–950 ramp

primary

#643722

secondary

#4A7F98

accent

#ADD94F

background

#F9F6F5

surface

#F2ECE9

border

#CCC7C5

text

#0E0704

muted

#7E7A79

Preview Lab

Preview with #643722

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

Preview Lab → · Contrast checker → · Palette generator →