#683F3D#683F3D

#683F3D is a dark, muted red. Relative luminance 0.068; OKLCH L 41.6% C 0.058 H 22.9°. Best body text is #FFFFFF at 8.87:1 contrast (WCAG AA passes).

Color values

HEX	#683F3D
RGB	rgb(104, 63, 61)
HSL	hsl(3, 26%, 32%)
HSV	hsv(3, 41%, 41%)
CMYK	cmyk(0%, 39.4%, 41.3%, 59.2%)
CIE-LAB	lab(31.43, 17.65, 8.78)
CIE-LCH	lch(31.43, 19.71, 26.44°)
OKLab	oklab(41.56% 0.0534 0.0225)
OKLCH	oklch(41.56% 0.058 22.9)
XYZ	xyz(8.3291, 6.8356, 5.2947)
Luminance	0.0683 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#683F3D #3D6668

analogous

#683D50 #683F3D #68553D

triadic

#683F3D #3D683F #3F3D68

tetradic

#683F3D #50683D #3D6668 #553D68

square

#683F3D #50683D #3D6668 #553D68

split-complementary

#683F3D #3D6855 #3D5068

monochromatic

#1B1010 #412826 #683F3D #8F5654 #AD7573

Accessibility & contrast

On white

8.87

#683F3D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.37

#683F3D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #683F3D

8.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##683F3D	#FFFFFF	#000000	##FFFFFF
##683F3D	1.00	8.87	2.37	8.87
#FFFFFF	8.87	1.00	21.00	1.00
#000000	2.37	21.00	1.00	21.00
##FFFFFF	8.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#47453D

Deuteranopia (green-blind)

#514D3C

Tritanopia (blue-blind)

#703A3F

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #683f3d;
/* rgb */ color: rgb(104, 63, 61);
/* oklch */ color: oklch(41.6% 0.058 22.9);

Tailwind

colors: {
  custom: {
    50: '#957472',
    500: '#683f3d',
    950: '#000000',
  },
}

SCSS

$custom: #683f3d;
$custom-light: #957472;
$custom-dark: #000000;

JSON

{
  "hex": "#683f3d",
  "rgb": {
    "r": 104,
    "g": 63,
    "b": 61
  },
  "hsl": {
    "h": 2.791,
    "s": 26.061,
    "l": 32.353
  },
  "oklch": {
    "l": 0.4156,
    "c": 0.05793,
    "h": 22.9
  },
  "luminance": 0.06835
}

Semantic roles & 50–950 ramp

primary

#683F3D

secondary

#699597

accent

#BEC265

background

#F9F7F6

surface

#F2EDEC

border

#CCC8C7

text

#0D0808

muted

#7E7B7B

Preview Lab

Preview with #683F3D

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

Preview Lab → · Contrast checker → · Palette generator →