#643011#643011

#643011 is a dark, moderate orange. Relative luminance 0.049; OKLCH L 37.3% C 0.086 H 48.2°. Best body text is #FFFFFF at 10.64:1 contrast (WCAG AA passes).

Color values

HEX	#643011
RGB	rgb(100, 48, 17)
HSL	hsl(22, 71%, 23%)
HSV	hsv(22, 83%, 39%)
CMYK	cmyk(0%, 52%, 83%, 60.8%)
CIE-LAB	lab(26.35, 21.04, 29.37)
CIE-LCH	lch(26.35, 36.13, 54.37°)
OKLab	oklab(37.29% 0.0574 0.0642)
OKLCH	oklch(37.29% 0.086 48.2)
XYZ	xyz(6.4143, 4.8645, 1.1314)
Luminance	0.0486 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#643011 #114564

analogous

#64111B #643011 #645911

triadic

#643011 #116430 #301164

tetradic

#643011 #1B6411 #114564 #591164

square

#643011 #1B6411 #114564 #591164

split-complementary

#643011 #116459 #111B64

monochromatic

#1A0D04 #301708 #643011 #98491A #CD6223

Accessibility & contrast

On white

10.64

#643011 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#643011 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #643011

10.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##643011	#FFFFFF	#000000	##FFFFFF
##643011	1.00	10.64	1.97	10.64
#FFFFFF	10.64	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F370D

Deuteranopia (green-blind)

#4B4310

Tritanopia (blue-blind)

#6E252A

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #643011;
/* rgb */ color: rgb(100, 48, 17);
/* oklch */ color: oklch(37.3% 0.086 48.2);

Tailwind

colors: {
  custom: {
    50: '#956951',
    500: '#643011',
    950: '#000000',
  },
}

SCSS

$custom: #643011;
$custom-light: #956951;
$custom-dark: #000000;

JSON

{
  "hex": "#643011",
  "rgb": {
    "r": 100,
    "g": 48,
    "b": 17
  },
  "hsl": {
    "h": 22.41,
    "s": 70.94,
    "l": 22.941
  },
  "oklch": {
    "l": 0.37289,
    "c": 0.08614,
    "h": 48.2
  },
  "luminance": 0.04864
}

Semantic roles & 50–950 ramp

primary

#643011

secondary

#35769C

accent

#ABEE3A

background

#F9F6F4

surface

#F2EBE7

border

#CCC6C3

text

#0E0602

muted

#7E7A78

Preview Lab

Preview with #643011

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

Preview Lab → · Contrast checker → · Palette generator →