#673B2B#673B2B

#673B2B is a dark, moderate orange. Relative luminance 0.062; OKLCH L 40.2% C 0.068 H 40.6°. Best body text is #FFFFFF at 9.39:1 contrast (WCAG AA passes).

Color values

HEX	#673B2B
RGB	rgb(103, 59, 43)
HSL	hsl(16, 41%, 29%)
HSV	hsv(16, 58%, 40%)
CMYK	cmyk(0%, 42.7%, 58.3%, 59.6%)
CIE-LAB	lab(29.88, 17.60, 18.17)
CIE-LCH	lch(29.88, 25.29, 45.91°)
OKLab	oklab(40.21% 0.0514 0.0441)
OKLCH	oklch(40.21% 0.068 40.6)
XYZ	xyz(7.5940, 6.1866, 3.0792)
Luminance	0.0619 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#673B2B #2B5767

analogous

#672B39 #673B2B #67592B

triadic

#673B2B #2B673B #3B2B67

tetradic

#673B2B #39672B #2B5767 #592B67

square

#673B2B #39672B #2B5767 #592B67

split-complementary

#673B2B #2B6759 #2B3967

monochromatic

#160C09 #3C2219 #673B2B #92543D #B86F55

Accessibility & contrast

On white

9.39

#673B2B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#673B2B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #673B2B

9.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##673B2B	#FFFFFF	#000000	##FFFFFF
##673B2B	1.00	9.39	2.24	9.39
#FFFFFF	9.39	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#46412A

Deuteranopia (green-blind)

#514A2B

Tritanopia (blue-blind)

#703337

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #673b2b;
/* rgb */ color: rgb(103, 59, 43);
/* oklch */ color: oklch(40.2% 0.068 40.6);

Tailwind

colors: {
  custom: {
    50: '#957164',
    500: '#673b2b',
    950: '#000000',
  },
}

SCSS

$custom: #673b2b;
$custom-light: #957164;
$custom-dark: #000000;

JSON

{
  "hex": "#673b2b",
  "rgb": {
    "r": 103,
    "g": 59,
    "b": 43
  },
  "hsl": {
    "h": 16,
    "s": 41.096,
    "l": 28.627
  },
  "oklch": {
    "l": 0.40211,
    "c": 0.06767,
    "h": 40.6
  },
  "luminance": 0.06186
}

Semantic roles & 50–950 ramp

primary

#673B2B

secondary

#558799

accent

#B0D157

background

#F9F6F6

surface

#F2ECEB

border

#CCC7C6

text

#0E0705

muted

#7E7A7A

Preview Lab

Preview with #673B2B

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

Preview Lab → · Contrast checker → · Palette generator →