#643519#643519

#643519 is a dark, moderate orange. Relative luminance 0.053; OKLCH L 38.3% C 0.079 H 49.4°. Best body text is #FFFFFF at 10.17:1 contrast (WCAG AA passes).

Color values

HEX	#643519
RGB	rgb(100, 53, 25)
HSL	hsl(22, 60%, 25%)
HSV	hsv(22, 75%, 39%)
CMYK	cmyk(0%, 47%, 75%, 60.8%)
CIE-LAB	lab(27.65, 18.47, 26.32)
CIE-LCH	lch(27.65, 32.15, 54.94°)
OKLab	oklab(38.31% 0.0511 0.0597)
OKLCH	oklch(38.31% 0.079 49.4)
XYZ	xyz(6.7047, 5.3265, 1.5945)
Luminance	0.0533 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#643519 #194864

analogous

#641923 #643519 #645B19

triadic

#643519 #196435 #351964

tetradic

#643519 #236419 #194864 #5B1964

square

#643519 #236419 #194864 #5B1964

split-complementary

#643519 #19645B #192364

monochromatic

#180D06 #331B0D #643519 #954F25 #C66931

Accessibility & contrast

On white

10.17

#643519 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#643519 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #643519

10.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##643519	#FFFFFF	#000000	##FFFFFF
##643519	1.00	10.17	2.07	10.17
#FFFFFF	10.17	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#423B16

Deuteranopia (green-blind)

#4E4519

Tritanopia (blue-blind)

#6E2B2F

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #643519;
/* rgb */ color: rgb(100, 53, 25);
/* oklch */ color: oklch(38.3% 0.079 49.4);

Tailwind

colors: {
  custom: {
    50: '#956d57',
    500: '#643519',
    950: '#000000',
  },
}

SCSS

$custom: #643519;
$custom-light: #956d57;
$custom-dark: #000000;

JSON

{
  "hex": "#643519",
  "rgb": {
    "r": 100,
    "g": 53,
    "b": 25
  },
  "hsl": {
    "h": 22.4,
    "s": 60,
    "l": 24.51
  },
  "oklch": {
    "l": 0.38313,
    "c": 0.07856,
    "h": 49.4
  },
  "luminance": 0.05326
}

Semantic roles & 50–950 ramp

primary

#643519

secondary

#3F789A

accent

#A8E345

background

#F9F6F5

surface

#F2EBE9

border

#CCC6C5

text

#0E0703

muted

#7E7A78

Preview Lab

Preview with #643519

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

Preview Lab → · Contrast checker → · Palette generator →