#643315#643315

#643315 is a dark, moderate orange. Relative luminance 0.051; OKLCH L 37.9% C 0.082 H 49.4°. Best body text is #FFFFFF at 10.36:1 contrast (WCAG AA passes).

Color values

HEX	#643315
RGB	rgb(100, 51, 21)
HSL	hsl(23, 65%, 24%)
HSV	hsv(23, 79%, 39%)
CMYK	cmyk(0%, 49%, 79%, 60.8%)
CIE-LAB	lab(27.11, 19.45, 27.99)
CIE-LCH	lch(27.11, 34.09, 55.21°)
OKLab	oklab(37.89% 0.0533 0.0623)
OKLCH	oklch(37.89% 0.082 49.4)
XYZ	xyz(6.5753, 5.1319, 1.3536)
Luminance	0.0513 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#643315 #154664

analogous

#64151E #643315 #645A15

triadic

#643315 #156433 #331564

tetradic

#643315 #1E6415 #154664 #5A1564

square

#643315 #1E6415 #154664 #5A1564

split-complementary

#643315 #15645A #151E64

monochromatic

#190D05 #31190A #643315 #974D20 #C9672A

Accessibility & contrast

On white

10.36

#643315 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#643315 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #643315

10.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##643315	#FFFFFF	#000000	##FFFFFF
##643315	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)

#413911

Deuteranopia (green-blind)

#4D4414

Tritanopia (blue-blind)

#6E292D

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #643315;
/* rgb */ color: rgb(100, 51, 21);
/* oklch */ color: oklch(37.9% 0.082 49.4);

Tailwind

colors: {
  custom: {
    50: '#956b54',
    500: '#643315',
    950: '#000000',
  },
}

SCSS

$custom: #643315;
$custom-light: #956b54;
$custom-dark: #000000;

JSON

{
  "hex": "#643315",
  "rgb": {
    "r": 100,
    "g": 51,
    "b": 21
  },
  "hsl": {
    "h": 22.785,
    "s": 65.289,
    "l": 23.725
  },
  "oklch": {
    "l": 0.37886,
    "c": 0.08203,
    "h": 49.4
  },
  "luminance": 0.05131
}

Semantic roles & 50–950 ramp

primary

#643315

secondary

#3A769B

accent

#A8E840

background

#F9F6F4

surface

#F2EBE7

border

#CCC6C3

text

#0E0603

muted

#7E7A78

Preview Lab

Preview with #643315

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

Preview Lab → · Contrast checker → · Palette generator →