#673A1B#673A1B

#673A1B is a dark, moderate orange. Relative luminance 0.060; OKLCH L 39.8% C 0.077 H 53.0°. Best body text is #FFFFFF at 9.56:1 contrast (WCAG AA passes).

Color values

HEX	#673A1B
RGB	rgb(103, 58, 27)
HSL	hsl(24, 58%, 25%)
HSV	hsv(24, 74%, 40%)
CMYK	cmyk(0%, 43.7%, 73.8%, 59.6%)
CIE-LAB	lab(29.39, 16.95, 27.23)
CIE-LCH	lch(29.39, 32.07, 58.09°)
OKLab	oklab(39.76% 0.0466 0.0619)
OKLCH	oklch(39.76% 0.077 53)
XYZ	xyz(7.3050, 5.9896, 1.8081)
Luminance	0.0599 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#673A1B #1B4867

analogous

#671B22 #673A1B #67601B

triadic

#673A1B #1B673A #3A1B67

tetradic

#673A1B #22671B #1B4867 #601B67

square

#673A1B #22671B #1B4867 #601B67

split-complementary

#673A1B #1B6760 #1B2267

monochromatic

#180E06 #371F0E #673A1B #975528 #C87134

Accessibility & contrast

On white

9.56

#673A1B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#673A1B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #673A1B

9.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##673A1B	#FFFFFF	#000000	##FFFFFF
##673A1B	1.00	9.56	2.20	9.56
#FFFFFF	9.56	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#473F18

Deuteranopia (green-blind)

#52491B

Tritanopia (blue-blind)

#713133

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #673a1b;
/* rgb */ color: rgb(103, 58, 27);
/* oklch */ color: oklch(39.8% 0.077 53.0);

Tailwind

colors: {
  custom: {
    50: '#977059',
    500: '#673a1b',
    950: '#000000',
  },
}

SCSS

$custom: #673a1b;
$custom-light: #977059;
$custom-dark: #000000;

JSON

{
  "hex": "#673a1b",
  "rgb": {
    "r": 103,
    "g": 58,
    "b": 27
  },
  "hsl": {
    "h": 24.474,
    "s": 58.462,
    "l": 25.49
  },
  "oklch": {
    "l": 0.39755,
    "c": 0.07748,
    "h": 53
  },
  "luminance": 0.05989
}

Semantic roles & 50–950 ramp

primary

#673A1B

secondary

#42779C

accent

#A2E246

background

#F9F6F5

surface

#F2ECE9

border

#CCC7C5

text

#0E0703

muted

#7E7A78

Preview Lab

Preview with #673A1B

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

Preview Lab → · Contrast checker → · Palette generator →