#673F2F#673F2F

#673F2F is a dark, moderate orange. Relative luminance 0.066; OKLCH L 41.1% C 0.062 H 42.5°. Best body text is #FFFFFF at 9.02:1 contrast (WCAG AA passes).

Color values

HEX	#673F2F
RGB	rgb(103, 63, 47)
HSL	hsl(17, 37%, 29%)
HSV	hsv(17, 54%, 40%)
CMYK	cmyk(0%, 38.8%, 54.4%, 59.6%)
CIE-LAB	lab(30.98, 15.55, 17.08)
CIE-LCH	lch(30.98, 23.10, 47.68°)
OKLab	oklab(41.09% 0.0457 0.0418)
OKLCH	oklch(41.09% 0.062 42.5)
XYZ	xyz(7.8846, 6.6445, 3.5560)
Luminance	0.0664 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#673F2F #2F5767

analogous

#672F3B #673F2F #675B2F

triadic

#673F2F #2F673F #3F2F67

tetradic

#673F2F #3B672F #2F5767 #5B2F67

square

#673F2F #3B672F #2F5767 #5B2F67

split-complementary

#673F2F #2F675B #2F3B67

monochromatic

#150D0A #3D251C #673F2F #915942 #B5755C

Accessibility & contrast

On white

9.02

#673F2F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#673F2F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #673F2F

9.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##673F2F	#FFFFFF	#000000	##FFFFFF
##673F2F	1.00	9.02	2.33	9.02
#FFFFFF	9.02	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#49442E

Deuteranopia (green-blind)

#534C2F

Tritanopia (blue-blind)

#70383B

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #673f2f;
/* rgb */ color: rgb(103, 63, 47);
/* oklch */ color: oklch(41.1% 0.062 42.5);

Tailwind

colors: {
  custom: {
    50: '#957467',
    500: '#673f2f',
    950: '#000000',
  },
}

SCSS

$custom: #673f2f;
$custom-light: #957467;
$custom-dark: #000000;

JSON

{
  "hex": "#673f2f",
  "rgb": {
    "r": 103,
    "g": 63,
    "b": 47
  },
  "hsl": {
    "h": 17.143,
    "s": 37.333,
    "l": 29.412
  },
  "oklch": {
    "l": 0.41086,
    "c": 0.06197,
    "h": 42.5
  },
  "luminance": 0.06644
}

Semantic roles & 50–950 ramp

primary

#673F2F

secondary

#598698

accent

#ADCD5A

background

#F9F7F6

surface

#F2EDEB

border

#CCC8C6

text

#0D0806

muted

#7E7B7A

Preview Lab

Preview with #673F2F

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

Preview Lab → · Contrast checker → · Palette generator →