#673B23#673B23

#673B23 is a dark, moderate orange. Relative luminance 0.061; OKLCH L 40.1% C 0.072 H 48.4°. Best body text is #FFFFFF at 9.43:1 contrast (WCAG AA passes).

Color values

HEX	#673B23
RGB	rgb(103, 59, 35)
HSL	hsl(21, 49%, 27%)
HSV	hsv(21, 66%, 40%)
CMYK	cmyk(0%, 42.7%, 66%, 59.6%)
CIE-LAB	lab(29.75, 16.90, 22.95)
CIE-LCH	lch(29.75, 28.50, 53.62°)
OKLab	oklab(40.07% 0.0479 0.0539)
OKLCH	oklch(40.07% 0.072 48.4)
XYZ	xyz(7.4614, 6.1336, 2.3807)
Luminance	0.0613 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#673B23 #234F67

analogous

#67232D #673B23 #675D23

triadic

#673B23 #23673B #3B2367

tetradic

#673B23 #2D6723 #234F67 #5D2367

square

#673B23 #2D6723 #234F67 #5D2367

split-complementary

#673B23 #23675D #232D67

monochromatic

#170D08 #392113 #673B23 #955533 #C07045

Accessibility & contrast

On white

9.43

#673B23 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#673B23 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #673B23

9.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##673B23	#FFFFFF	#000000	##FFFFFF
##673B23	1.00	9.43	2.23	9.43
#FFFFFF	9.43	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#474021

Deuteranopia (green-blind)

#524A23

Tritanopia (blue-blind)

#713335

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #673b23;
/* rgb */ color: rgb(103, 59, 35);
/* oklch */ color: oklch(40.1% 0.072 48.4);

Tailwind

colors: {
  custom: {
    50: '#96715e',
    500: '#673b23',
    950: '#000000',
  },
}

SCSS

$custom: #673b23;
$custom-light: #96715e;
$custom-dark: #000000;

JSON

{
  "hex": "#673b23",
  "rgb": {
    "r": 103,
    "g": 59,
    "b": 35
  },
  "hsl": {
    "h": 21.176,
    "s": 49.275,
    "l": 27.059
  },
  "oklch": {
    "l": 0.40068,
    "c": 0.07214,
    "h": 48.4
  },
  "luminance": 0.06133
}

Semantic roles & 50–950 ramp

primary

#673B23

secondary

#4B7F9B

accent

#A8D94F

background

#F9F6F5

surface

#F2ECE9

border

#CCC7C5

text

#0E0704

muted

#7E7A79

Preview Lab

Preview with #673B23

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

Preview Lab → · Contrast checker → · Palette generator →