#673B2E#673B2E

#673B2E is a dark, moderate red. Relative luminance 0.062; OKLCH L 40.3% C 0.066 H 37.3°. Best body text is #FFFFFF at 9.37:1 contrast (WCAG AA passes).

Color values

HEX	#673B2E
RGB	rgb(103, 59, 46)
HSL	hsl(14, 38%, 29%)
HSV	hsv(14, 55%, 40%)
CMYK	cmyk(0%, 42.7%, 55.3%, 59.6%)
CIE-LAB	lab(29.93, 17.89, 16.34)
CIE-LCH	lch(29.93, 24.23, 42.41°)
OKLab	oklab(40.27% 0.0527 0.0401)
OKLCH	oklch(40.27% 0.066 37.3)
XYZ	xyz(7.6511, 6.2095, 3.3798)
Luminance	0.0621 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#673B2E #2E5A67

analogous

#672E3E #673B2E #67582E

triadic

#673B2E #2E673B #3B2E67

tetradic

#673B2E #3E672E #2E5A67 #582E67

square

#673B2E #3E672E #2E5A67 #582E67

split-complementary

#673B2E #2E6758 #2E3E67

monochromatic

#150C09 #3D231B #673B2E #915341 #B56F5A

Accessibility & contrast

On white

9.37

#673B2E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#673B2E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #673B2E

9.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##673B2E	#FFFFFF	#000000	##FFFFFF
##673B2E	1.00	9.37	2.24	9.37
#FFFFFF	9.37	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#46412D

Deuteranopia (green-blind)

#504A2D

Tritanopia (blue-blind)

#703438

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #673b2e;
/* rgb */ color: rgb(103, 59, 46);
/* oklch */ color: oklch(40.3% 0.066 37.3);

Tailwind

colors: {
  custom: {
    50: '#957166',
    500: '#673b2e',
    950: '#000000',
  },
}

SCSS

$custom: #673b2e;
$custom-light: #957166;
$custom-dark: #000000;

JSON

{
  "hex": "#673b2e",
  "rgb": {
    "r": 103,
    "g": 59,
    "b": 46
  },
  "hsl": {
    "h": 13.684,
    "s": 38.255,
    "l": 29.216
  },
  "oklch": {
    "l": 0.40273,
    "c": 0.06622,
    "h": 37.3
  },
  "luminance": 0.06209
}

Semantic roles & 50–950 ramp

primary

#673B2E

secondary

#588A99

accent

#B4CE5A

background

#F9F6F6

surface

#F2ECEB

border

#CCC7C6

text

#0E0706

muted

#7E7A7A

Preview Lab

Preview with #673B2E

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

Preview Lab → · Contrast checker → · Palette generator →