#643919#643919

#643919 is a dark, moderate orange. Relative luminance 0.057; OKLCH L 39.1% C 0.076 H 54.8°. Best body text is #FFFFFF at 9.81:1 contrast (WCAG AA passes).

Color values

HEX	#643919
RGB	rgb(100, 57, 25)
HSL	hsl(26, 60%, 25%)
HSV	hsv(26, 75%, 39%)
CMYK	cmyk(0%, 43%, 75%, 60.8%)
CIE-LAB	lab(28.66, 16.03, 27.43)
CIE-LCH	lch(28.66, 31.77, 59.70°)
OKLab	oklab(39.09% 0.0438 0.0621)
OKLCH	oklch(39.09% 0.076 54.8)
XYZ	xyz(6.8947, 5.7065, 1.6579)
Luminance	0.0571 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#643919 #194464

analogous

#64191F #643919 #645F19

triadic

#643919 #196439 #391964

tetradic

#643919 #1F6419 #194464 #5F1964

square

#643919 #1F6419 #194464 #5F1964

split-complementary

#643919 #19645F #191F64

monochromatic

#180E06 #331D0D #643919 #955525 #C67131

Accessibility & contrast

On white

9.81

#643919 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#643919 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #643919

9.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##643919	#FFFFFF	#000000	##FFFFFF
##643919	1.00	9.81	2.14	9.81
#FFFFFF	9.81	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#463E16

Deuteranopia (green-blind)

#504719

Tritanopia (blue-blind)

#6E3032

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #643919;
/* rgb */ color: rgb(100, 57, 25);
/* oklch */ color: oklch(39.1% 0.076 54.8);

Tailwind

colors: {
  custom: {
    50: '#946f57',
    500: '#643919',
    950: '#000000',
  },
}

SCSS

$custom: #643919;
$custom-light: #946f57;
$custom-dark: #000000;

JSON

{
  "hex": "#643919",
  "rgb": {
    "r": 100,
    "g": 57,
    "b": 25
  },
  "hsl": {
    "h": 25.6,
    "s": 60,
    "l": 24.51
  },
  "oklch": {
    "l": 0.39094,
    "c": 0.07593,
    "h": 54.8
  },
  "luminance": 0.05706
}

Semantic roles & 50–950 ramp

primary

#643919

secondary

#3F739A

accent

#A0E345

background

#F9F6F5

surface

#F2ECE9

border

#CCC7C5

text

#0E0703

muted

#7E7A78

Preview Lab

Preview with #643919

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

Preview Lab → · Contrast checker → · Palette generator →