#673F21#673F21

#673F21 is a dark, moderate orange. Relative luminance 0.065; OKLCH L 40.8% C 0.071 H 56.0°. Best body text is #FFFFFF at 9.09:1 contrast (WCAG AA passes).

Color values

HEX	#673F21
RGB	rgb(103, 63, 33)
HSL	hsl(26, 51%, 27%)
HSV	hsv(26, 68%, 40%)
CMYK	cmyk(0%, 38.8%, 68%, 59.6%)
CIE-LAB	lab(30.76, 14.30, 25.33)
CIE-LCH	lch(30.76, 29.09, 60.55°)
OKLab	oklab(40.84% 0.0397 0.0588)
OKLCH	oklch(40.84% 0.071 56)
XYZ	xyz(7.6461, 6.5491, 2.3000)
Luminance	0.0655 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#673F21 #214967

analogous

#672126 #673F21 #676221

triadic

#673F21 #21673F #3F2167

tetradic

#673F21 #266721 #214967 #622167

square

#673F21 #266721 #214967 #622167

split-complementary

#673F21 #216762 #212667

monochromatic

#170E07 #392312 #673F21 #955B30 #C27840

Accessibility & contrast

On white

9.09

#673F21 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#673F21 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #673F21

9.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##673F21	#FFFFFF	#000000	##FFFFFF
##673F21	1.00	9.09	2.31	9.09
#FFFFFF	9.09	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B431E

Deuteranopia (green-blind)

#544C21

Tritanopia (blue-blind)

#713738

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #673f21;
/* rgb */ color: rgb(103, 63, 33);
/* oklch */ color: oklch(40.8% 0.071 56.0);

Tailwind

colors: {
  custom: {
    50: '#96745d',
    500: '#673f21',
    950: '#000000',
  },
}

SCSS

$custom: #673f21;
$custom-light: #96745d;
$custom-dark: #000000;

JSON

{
  "hex": "#673f21",
  "rgb": {
    "r": 103,
    "g": 63,
    "b": 33
  },
  "hsl": {
    "h": 25.714,
    "s": 51.471,
    "l": 26.667
  },
  "oklch": {
    "l": 0.40839,
    "c": 0.07099,
    "h": 56
  },
  "luminance": 0.06548
}

Semantic roles & 50–950 ramp

primary

#673F21

secondary

#49789B

accent

#9EDB4D

background

#F9F7F5

surface

#F2EDE9

border

#CCC8C5

text

#0E0804

muted

#7E7B79

Preview Lab

Preview with #673F21

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

Preview Lab → · Contrast checker → · Palette generator →