#683F18#683F18

#683F18 is a dark, moderate orange. Relative luminance 0.066; OKLCH L 40.9% C 0.078 H 61.0°. Best body text is #FFFFFF at 9.08:1 contrast (WCAG AA passes).

Color values

HEX	#683F18
RGB	rgb(104, 63, 24)
HSL	hsl(29, 63%, 25%)
HSV	hsv(29, 77%, 41%)
CMYK	cmyk(0%, 39.4%, 76.9%, 59.2%)
CIE-LAB	lab(30.79, 14.20, 30.42)
CIE-LCH	lch(30.79, 33.57, 64.98°)
OKLab	oklab(40.86% 0.0378 0.068)
OKLCH	oklch(40.86% 0.078 61)
XYZ	xyz(7.6519, 6.5648, 1.7281)
Luminance	0.0656 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#683F18 #184168

analogous

#681819 #683F18 #686718

triadic

#683F18 #18683F #3F1868

tetradic

#683F18 #196818 #184168 #671868

square

#683F18 #196818 #184168 #671868

split-complementary

#683F18 #186867 #181968

monochromatic

#190F06 #36210D #683F18 #9A5D23 #CB7B2F

Accessibility & contrast

On white

9.08

#683F18 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#683F18 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #683F18

9.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##683F18	#FFFFFF	#000000	##FFFFFF
##683F18	1.00	9.08	2.31	9.08
#FFFFFF	9.08	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C4313

Deuteranopia (green-blind)

#554C18

Tritanopia (blue-blind)

#723637

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #683f18;
/* rgb */ color: rgb(104, 63, 24);
/* oklch */ color: oklch(40.9% 0.078 61.0);

Tailwind

colors: {
  custom: {
    50: '#977457',
    500: '#683f18',
    950: '#000000',
  },
}

SCSS

$custom: #683f18;
$custom-light: #977457;
$custom-dark: #000000;

JSON

{
  "hex": "#683f18",
  "rgb": {
    "r": 104,
    "g": 63,
    "b": 24
  },
  "hsl": {
    "h": 29.25,
    "s": 62.5,
    "l": 25.098
  },
  "oklch": {
    "l": 0.40864,
    "c": 0.0778,
    "h": 61
  },
  "luminance": 0.06564
}

Semantic roles & 50–950 ramp

primary

#683F18

secondary

#3E6F9E

accent

#96E642

background

#F9F7F5

surface

#F2EDE9

border

#CCC8C5

text

#0E0803

muted

#7E7B78

Preview Lab

Preview with #683F18

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

Preview Lab → · Contrast checker → · Palette generator →