#673B18#673B18

#673B18 is a dark, moderate orange. Relative luminance 0.061; OKLCH L 39.9% C 0.079 H 56.2°. Best body text is #FFFFFF at 9.48:1 contrast (WCAG AA passes).

Color values

HEX	#673B18
RGB	rgb(103, 59, 24)
HSL	hsl(27, 62%, 25%)
HSV	hsv(27, 77%, 40%)
CMYK	cmyk(0%, 42.7%, 76.7%, 59.6%)
CIE-LAB	lab(29.61, 16.17, 29.13)
CIE-LCH	lch(29.61, 33.32, 60.97°)
OKLab	oklab(39.92% 0.0437 0.0653)
OKLCH	oklch(39.92% 0.079 56.2)
XYZ	xyz(7.3230, 6.0782, 1.6515)
Luminance	0.0608 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#673B18 #184467

analogous

#67181D #673B18 #676218

triadic

#673B18 #18673B #3B1867

tetradic

#673B18 #1D6718 #184467 #621867

square

#673B18 #1D6718 #184467 #621867

split-complementary

#673B18 #186762 #181D67

monochromatic

#190E06 #351F0C #673B18 #995724 #CA742F

Accessibility & contrast

On white

9.48

#673B18 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#673B18 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #673B18

9.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##673B18	#FFFFFF	#000000	##FFFFFF
##673B18	1.00	9.48	2.22	9.48
#FFFFFF	9.48	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#484014

Deuteranopia (green-blind)

#524A18

Tritanopia (blue-blind)

#713233

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #673b18;
/* rgb */ color: rgb(103, 59, 24);
/* oklch */ color: oklch(39.9% 0.079 56.2);

Tailwind

colors: {
  custom: {
    50: '#977157',
    500: '#673b18',
    950: '#000000',
  },
}

SCSS

$custom: #673b18;
$custom-light: #977157;
$custom-dark: #000000;

JSON

{
  "hex": "#673b18",
  "rgb": {
    "r": 103,
    "g": 59,
    "b": 24
  },
  "hsl": {
    "h": 26.582,
    "s": 62.205,
    "l": 24.902
  },
  "oklch": {
    "l": 0.39917,
    "c": 0.0786,
    "h": 56.2
  },
  "luminance": 0.06077
}

Semantic roles & 50–950 ramp

primary

#673B18

secondary

#3E739D

accent

#9DE543

background

#F9F6F5

surface

#F2ECE9

border

#CCC7C5

text

#0E0703

muted

#7E7A78

Preview Lab

Preview with #673B18

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

Preview Lab → · Contrast checker → · Palette generator →