#673F18#673F18

#673F18 is a dark, moderate orange. Relative luminance 0.065; OKLCH L 40.7% C 0.077 H 61.7°. Best body text is #FFFFFF at 9.13:1 contrast (WCAG AA passes).

Color values

HEX	#673F18
RGB	rgb(103, 63, 24)
HSL	hsl(30, 62%, 25%)
HSV	hsv(30, 77%, 40%)
CMYK	cmyk(0%, 38.8%, 76.7%, 59.6%)
CIE-LAB	lab(30.65, 13.72, 30.23)
CIE-LCH	lch(30.65, 33.19, 65.59°)
OKLab	oklab(40.72% 0.0364 0.0677)
OKLCH	oklch(40.72% 0.077 61.7)
XYZ	xyz(7.5365, 6.5053, 1.7227)
Luminance	0.0650 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#673F18 #184067

analogous

#671819 #673F18 #676718

triadic

#673F18 #18673F #3F1867

tetradic

#673F18 #196718 #184067 #671867

square

#673F18 #196718 #184067 #671867

split-complementary

#673F18 #186767 #181967

monochromatic

#190F06 #35210C #673F18 #995D24 #CA7C2F

Accessibility & contrast

On white

9.13

#673F18 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.30

#673F18 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #673F18

9.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##673F18	#FFFFFF	#000000	##FFFFFF
##673F18	1.00	9.13	2.30	9.13
#FFFFFF	9.13	1.00	21.00	1.00
#000000	2.30	21.00	1.00	21.00
##FFFFFF	9.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B4313

Deuteranopia (green-blind)

#554C18

Tritanopia (blue-blind)

#713637

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #673f18;
/* rgb */ color: rgb(103, 63, 24);
/* oklch */ color: oklch(40.7% 0.077 61.7);

Tailwind

colors: {
  custom: {
    50: '#967457',
    500: '#673f18',
    950: '#000000',
  },
}

SCSS

$custom: #673f18;
$custom-light: #967457;
$custom-dark: #000000;

JSON

{
  "hex": "#673f18",
  "rgb": {
    "r": 103,
    "g": 63,
    "b": 24
  },
  "hsl": {
    "h": 29.62,
    "s": 62.205,
    "l": 24.902
  },
  "oklch": {
    "l": 0.40724,
    "c": 0.07684,
    "h": 61.7
  },
  "luminance": 0.06505
}

Semantic roles & 50–950 ramp

primary

#673F18

secondary

#3E6E9D

accent

#95E543

background

#F9F7F5

surface

#F2EDE9

border

#CCC8C5

text

#0E0803

muted

#7E7B78

Preview Lab

Preview with #673F18

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

Preview Lab → · Contrast checker → · Palette generator →