#643017#643017

#643017 is a dark, moderate orange. Relative luminance 0.049; OKLCH L 37.4% C 0.084 H 44.7°. Best body text is #FFFFFF at 10.62:1 contrast (WCAG AA passes).

Color values

HEX	#643017
RGB	rgb(100, 48, 23)
HSL	hsl(19, 63%, 24%)
HSV	hsv(19, 77%, 39%)
CMYK	cmyk(0%, 52%, 77%, 60.8%)
CIE-LAB	lab(26.41, 21.34, 26.12)
CIE-LCH	lch(26.41, 33.73, 50.75°)
OKLab	oklab(37.36% 0.0594 0.0588)
OKLCH	oklch(37.36% 0.084 44.7)
XYZ	xyz(6.4677, 4.8859, 1.4129)
Luminance	0.0488 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#643017 #174B64

analogous

#641724 #643017 #645717

triadic

#643017 #176430 #301764

tetradic

#643017 #246417 #174B64 #571764

square

#643017 #246417 #174B64 #571764

split-complementary

#643017 #176457 #172464

monochromatic

#190C06 #32180C #643017 #964822 #C8602E

Accessibility & contrast

On white

10.62

#643017 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#643017 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #643017

10.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##643017	#FFFFFF	#000000	##FFFFFF
##643017	1.00	10.62	1.98	10.62
#FFFFFF	10.62	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E3714

Deuteranopia (green-blind)

#4B4316

Tritanopia (blue-blind)

#6E252A

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #643017;
/* rgb */ color: rgb(100, 48, 23);
/* oklch */ color: oklch(37.4% 0.084 44.7);

Tailwind

colors: {
  custom: {
    50: '#956955',
    500: '#643017',
    950: '#000000',
  },
}

SCSS

$custom: #643017;
$custom-light: #956955;
$custom-dark: #000000;

JSON

{
  "hex": "#643017",
  "rgb": {
    "r": 100,
    "g": 48,
    "b": 23
  },
  "hsl": {
    "h": 19.481,
    "s": 62.602,
    "l": 24.118
  },
  "oklch": {
    "l": 0.37356,
    "c": 0.0836,
    "h": 44.7
  },
  "luminance": 0.04885
}

Semantic roles & 50–950 ramp

primary

#643017

secondary

#3C7C9A

accent

#B1E642

background

#F9F6F5

surface

#F2EBE8

border

#CCC6C4

text

#0E0603

muted

#7E7A78

Preview Lab

Preview with #643017

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

Preview Lab → · Contrast checker → · Palette generator →