#643A20#643A20

#643A20 is a dark, moderate orange. Relative luminance 0.058; OKLCH L 39.4% C 0.071 H 51.2°. Best body text is #FFFFFF at 9.69:1 contrast (WCAG AA passes).

Color values

HEX	#643A20
RGB	rgb(100, 58, 32)
HSL	hsl(23, 52%, 26%)
HSV	hsv(23, 68%, 39%)
CMYK	cmyk(0%, 42%, 68%, 60.8%)
CIE-LAB	lab(29.01, 15.89, 23.76)
CIE-LCH	lch(29.01, 28.59, 56.23°)
OKLab	oklab(39.39% 0.0446 0.0554)
OKLCH	oklch(39.39% 0.071 51.2)
XYZ	xyz(7.0298, 5.8404, 2.1233)
Luminance	0.0584 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#643A20 #204A64

analogous

#642028 #643A20 #645C20

triadic

#643A20 #20643A #3A2064

tetradic

#643A20 #286420 #204A64 #5C2064

square

#643A20 #286420 #204A64 #5C2064

split-complementary

#643A20 #20645C #202864

monochromatic

#170D07 #361F11 #643A20 #92552F #C1703E

Accessibility & contrast

On white

9.69

#643A20 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#643A20 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #643A20

9.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##643A20	#FFFFFF	#000000	##FFFFFF
##643A20	1.00	9.69	2.17	9.69
#FFFFFF	9.69	1.00	21.00	1.00
#000000	2.17	21.00	1.00	21.00
##FFFFFF	9.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#463F1E

Deuteranopia (green-blind)

#504820

Tritanopia (blue-blind)

#6D3234

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #643a20;
/* rgb */ color: rgb(100, 58, 32);
/* oklch */ color: oklch(39.4% 0.071 51.2);

Tailwind

colors: {
  custom: {
    50: '#94705c',
    500: '#643a20',
    950: '#000000',
  },
}

SCSS

$custom: #643a20;
$custom-light: #94705c;
$custom-dark: #000000;

JSON

{
  "hex": "#643a20",
  "rgb": {
    "r": 100,
    "g": 58,
    "b": 32
  },
  "hsl": {
    "h": 22.941,
    "s": 51.515,
    "l": 25.882
  },
  "oklch": {
    "l": 0.3939,
    "c": 0.07111,
    "h": 51.2
  },
  "luminance": 0.0584
}

Semantic roles & 50–950 ramp

primary

#643A20

secondary

#487998

accent

#A5DB4D

background

#F9F6F5

surface

#F2ECE9

border

#CCC7C5

text

#0E0704

muted

#7E7A79

Preview Lab

Preview with #643A20

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

Preview Lab → · Contrast checker → · Palette generator →