#643C12#643C12

#643C12 is a dark, moderate orange. Relative luminance 0.060; OKLCH L 39.6% C 0.079 H 62.7°. Best body text is #FFFFFF at 9.56:1 contrast (WCAG AA passes).

Color values

HEX	#643C12
RGB	rgb(100, 60, 18)
HSL	hsl(31, 69%, 23%)
HSV	hsv(31, 82%, 39%)
CMYK	cmyk(0%, 40%, 82%, 60.8%)
CIE-LAB	lab(29.38, 13.81, 31.83)
CIE-LCH	lch(29.38, 34.70, 66.55°)
OKLab	oklab(39.63% 0.036 0.0698)
OKLCH	oklch(39.63% 0.079 62.7)
XYZ	xyz(6.9811, 5.9854, 1.3598)
Luminance	0.0599 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#643C12 #123A64

analogous

#641312 #643C12 #636412

triadic

#643C12 #12643C #3C1264

tetradic

#643C12 #126413 #123A64 #641263

square

#643C12 #126413 #123A64 #641263

split-complementary

#643C12 #126364 #131264

monochromatic

#1A1005 #301D09 #643C12 #985B1B #CC7A25

Accessibility & contrast

On white

9.56

#643C12 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#643C12 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #643C12

9.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##643C12	#FFFFFF	#000000	##FFFFFF
##643C12	1.00	9.56	2.20	9.56
#FFFFFF	9.56	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#49400C

Deuteranopia (green-blind)

#524913

Tritanopia (blue-blind)

#6E3333

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #643c12;
/* rgb */ color: rgb(100, 60, 18);
/* oklch */ color: oklch(39.6% 0.079 62.7);

Tailwind

colors: {
  custom: {
    50: '#957153',
    500: '#643c12',
    950: '#000000',
  },
}

SCSS

$custom: #643c12;
$custom-light: #957153;
$custom-dark: #000000;

JSON

{
  "hex": "#643c12",
  "rgb": {
    "r": 100,
    "g": 60,
    "b": 18
  },
  "hsl": {
    "h": 30.732,
    "s": 69.492,
    "l": 23.137
  },
  "oklch": {
    "l": 0.39626,
    "c": 0.07852,
    "h": 62.7
  },
  "luminance": 0.05985
}

Semantic roles & 50–950 ramp

primary

#643C12

secondary

#36689C

accent

#92EC3B

background

#F9F6F4

surface

#F2ECE7

border

#CCC7C3

text

#0E0702

muted

#7E7A78

Preview Lab

Preview with #643C12

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

Preview Lab → · Contrast checker → · Palette generator →