#643010#643010

#643010 is a dark, moderate orange. Relative luminance 0.049; OKLCH L 37.3% C 0.087 H 48.7°. Best body text is #FFFFFF at 10.65:1 contrast (WCAG AA passes).

Color values

HEX	#643010
RGB	rgb(100, 48, 16)
HSL	hsl(23, 72%, 23%)
HSV	hsv(23, 84%, 39%)
CMYK	cmyk(0%, 52%, 84%, 60.8%)
CIE-LAB	lab(26.34, 21.00, 29.87)
CIE-LCH	lch(26.34, 36.52, 54.89°)
OKLab	oklab(37.28% 0.0571 0.065)
OKLCH	oklch(37.28% 0.087 48.7)
XYZ	xyz(6.4066, 4.8614, 1.0911)
Luminance	0.0486 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#643010 #104464

analogous

#64101A #643010 #645A10

triadic

#643010 #106430 #301064

tetradic

#643010 #1A6410 #104464 #5A1064

square

#643010 #1A6410 #104464 #5A1064

split-complementary

#643010 #10645A #101A64

monochromatic

#1A0D04 #2F1708 #643010 #994918 #CE6321

Accessibility & contrast

On white

10.65

#643010 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#643010 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #643010

10.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##643010	#FFFFFF	#000000	##FFFFFF
##643010	1.00	10.65	1.97	10.65
#FFFFFF	10.65	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F370C

Deuteranopia (green-blind)

#4B430F

Tritanopia (blue-blind)

#6E2529

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #643010;
/* rgb */ color: rgb(100, 48, 16);
/* oklch */ color: oklch(37.3% 0.087 48.7);

Tailwind

colors: {
  custom: {
    50: '#966950',
    500: '#643010',
    950: '#000000',
  },
}

SCSS

$custom: #643010;
$custom-light: #966950;
$custom-dark: #000000;

JSON

{
  "hex": "#643010",
  "rgb": {
    "r": 100,
    "g": 48,
    "b": 16
  },
  "hsl": {
    "h": 22.857,
    "s": 72.414,
    "l": 22.745
  },
  "oklch": {
    "l": 0.3728,
    "c": 0.08654,
    "h": 48.7
  },
  "luminance": 0.04861
}

Semantic roles & 50–950 ramp

primary

#643010

secondary

#33749D

accent

#AAEF39

background

#F9F6F4

surface

#F2EBE7

border

#CCC6C3

text

#0E0602

muted

#7E7A78

Preview Lab

Preview with #643010

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

Preview Lab → · Contrast checker → · Palette generator →