#643E20#643E20

#643E20 is a dark, moderate orange. Relative luminance 0.063; OKLCH L 40.2% C 0.069 H 57.4°. Best body text is #FFFFFF at 9.33:1 contrast (WCAG AA passes).

Color values

HEX	#643E20
RGB	rgb(100, 62, 32)
HSL	hsl(26, 52%, 26%)
HSV	hsv(26, 68%, 39%)
CMYK	cmyk(0%, 38%, 68%, 60.8%)
CIE-LAB	lab(30.06, 13.42, 24.99)
CIE-LCH	lch(30.06, 28.37, 61.77°)
OKLab	oklab(40.2% 0.0372 0.0581)
OKLCH	oklch(40.2% 0.069 57.4)
XYZ	xyz(7.2394, 6.2595, 2.1932)
Luminance	0.0626 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#643E20 #204664

analogous

#642024 #643E20 #646020

triadic

#643E20 #20643E #3E2064

tetradic

#643E20 #246420 #204664 #602064

square

#643E20 #246420 #204664 #602064

split-complementary

#643E20 #206460 #202464

monochromatic

#170E07 #362111 #643E20 #925B2F #C1773E

Accessibility & contrast

On white

9.33

#643E20 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#643E20 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #643E20

9.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##643E20	#FFFFFF	#000000	##FFFFFF
##643E20	1.00	9.33	2.25	9.33
#FFFFFF	9.33	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#49421D

Deuteranopia (green-blind)

#524A20

Tritanopia (blue-blind)

#6D3637

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #643e20;
/* rgb */ color: rgb(100, 62, 32);
/* oklch */ color: oklch(40.2% 0.069 57.4);

Tailwind

colors: {
  custom: {
    50: '#93735c',
    500: '#643e20',
    950: '#000000',
  },
}

SCSS

$custom: #643e20;
$custom-light: #93735c;
$custom-dark: #000000;

JSON

{
  "hex": "#643e20",
  "rgb": {
    "r": 100,
    "g": 62,
    "b": 32
  },
  "hsl": {
    "h": 26.471,
    "s": 51.515,
    "l": 25.882
  },
  "oklch": {
    "l": 0.40202,
    "c": 0.06894,
    "h": 57.4
  },
  "luminance": 0.06259
}

Semantic roles & 50–950 ramp

primary

#643E20

secondary

#487598

accent

#9CDB4D

background

#F9F7F5

surface

#F2EDE9

border

#CCC8C5

text

#0E0804

muted

#7E7B79

Preview Lab

Preview with #643E20

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

Preview Lab → · Contrast checker → · Palette generator →