#673C18#673C18

#673C18 is a dark, moderate orange. Relative luminance 0.062; OKLCH L 40.1% C 0.078 H 57.5°. Best body text is #FFFFFF at 9.39:1 contrast (WCAG AA passes).

Color values

HEX	#673C18
RGB	rgb(103, 60, 24)
HSL	hsl(27, 62%, 25%)
HSV	hsv(27, 77%, 40%)
CMYK	cmyk(0%, 41.7%, 76.7%, 59.6%)
CIE-LAB	lab(29.87, 15.56, 29.40)
CIE-LCH	lch(29.87, 33.26, 62.12°)
OKLab	oklab(40.12% 0.0419 0.0659)
OKLCH	oklch(40.12% 0.078 57.5)
XYZ	xyz(7.3748, 6.1820, 1.6688)
Luminance	0.0618 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#673C18 #184367

analogous

#67181B #673C18 #676418

triadic

#673C18 #18673C #3C1867

tetradic

#673C18 #1B6718 #184367 #641867

square

#673C18 #1B6718 #184367 #641867

split-complementary

#673C18 #186764 #181B67

monochromatic

#190E06 #351F0C #673C18 #995924 #CA762F

Accessibility & contrast

On white

9.39

#673C18 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#673C18 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #673C18

9.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##673C18	#FFFFFF	#000000	##FFFFFF
##673C18	1.00	9.39	2.24	9.39
#FFFFFF	9.39	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#494014

Deuteranopia (green-blind)

#534A18

Tritanopia (blue-blind)

#713334

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #673c18;
/* rgb */ color: rgb(103, 60, 24);
/* oklch */ color: oklch(40.1% 0.078 57.5);

Tailwind

colors: {
  custom: {
    50: '#977257',
    500: '#673c18',
    950: '#000000',
  },
}

SCSS

$custom: #673c18;
$custom-light: #977257;
$custom-dark: #000000;

JSON

{
  "hex": "#673c18",
  "rgb": {
    "r": 103,
    "g": 60,
    "b": 24
  },
  "hsl": {
    "h": 27.342,
    "s": 62.205,
    "l": 24.902
  },
  "oklch": {
    "l": 0.40116,
    "c": 0.0781,
    "h": 57.5
  },
  "luminance": 0.06181
}

Semantic roles & 50–950 ramp

primary

#673C18

secondary

#3E729D

accent

#9BE543

background

#F9F6F5

surface

#F2ECE9

border

#CCC7C5

text

#0E0803

muted

#7E7B78

Preview Lab

Preview with #673C18

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

Preview Lab → · Contrast checker → · Palette generator →