#673E1B#673E1B

#673E1B is a dark, moderate orange. Relative luminance 0.064; OKLCH L 40.6% C 0.075 H 58.6°. Best body text is #FFFFFF at 9.20:1 contrast (WCAG AA passes).

Color values

HEX	#673E1B
RGB	rgb(103, 62, 27)
HSL	hsl(28, 58%, 25%)
HSV	hsv(28, 74%, 40%)
CMYK	cmyk(0%, 39.8%, 73.8%, 59.6%)
CIE-LAB	lab(30.42, 14.51, 28.36)
CIE-LCH	lch(30.42, 31.86, 62.91°)
OKLab	oklab(40.56% 0.0393 0.0643)
OKLCH	oklch(40.56% 0.075 58.6)
XYZ	xyz(7.5146, 6.4087, 1.8779)
Luminance	0.0641 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#673E1B #1B4467

analogous

#671B1E #673E1B #67641B

triadic

#673E1B #1B673E #3E1B67

tetradic

#673E1B #1E671B #1B4467 #641B67

square

#673E1B #1E671B #1B4467 #641B67

split-complementary

#673E1B #1B6764 #1B1E67

monochromatic

#180F06 #37210E #673E1B #975B28 #C87834

Accessibility & contrast

On white

9.20

#673E1B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#673E1B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #673E1B

9.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##673E1B	#FFFFFF	#000000	##FFFFFF
##673E1B	1.00	9.20	2.28	9.20
#FFFFFF	9.20	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A4217

Deuteranopia (green-blind)

#544B1B

Tritanopia (blue-blind)

#713536

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #673e1b;
/* rgb */ color: rgb(103, 62, 27);
/* oklch */ color: oklch(40.6% 0.075 58.6);

Tailwind

colors: {
  custom: {
    50: '#967359',
    500: '#673e1b',
    950: '#000000',
  },
}

SCSS

$custom: #673e1b;
$custom-light: #967359;
$custom-dark: #000000;

JSON

{
  "hex": "#673e1b",
  "rgb": {
    "r": 103,
    "g": 62,
    "b": 27
  },
  "hsl": {
    "h": 27.632,
    "s": 58.462,
    "l": 25.49
  },
  "oklch": {
    "l": 0.40555,
    "c": 0.07536,
    "h": 58.6
  },
  "luminance": 0.06408
}

Semantic roles & 50–950 ramp

primary

#673E1B

secondary

#42729C

accent

#9AE246

background

#F9F7F5

surface

#F2EDE9

border

#CCC8C5

text

#0E0803

muted

#7E7B78

Preview Lab

Preview with #673E1B

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

Preview Lab → · Contrast checker → · Palette generator →