#683F36#683F36

#683F36 is a dark, muted red. Relative luminance 0.068; OKLCH L 41.4% C 0.060 H 33.1°. Best body text is #FFFFFF at 8.93:1 contrast (WCAG AA passes).

Color values

HEX	#683F36
RGB	rgb(104, 63, 54)
HSL	hsl(11, 32%, 31%)
HSV	hsv(11, 48%, 41%)
CMYK	cmyk(0%, 39.4%, 48.1%, 59.2%)
CIE-LAB	lab(31.27, 16.77, 13.04)
CIE-LCH	lch(31.27, 21.25, 37.86°)
OKLab	oklab(41.38% 0.0502 0.0327)
OKLCH	oklch(41.38% 0.06 33.1)
XYZ	xyz(8.1527, 6.7651, 4.3657)
Luminance	0.0676 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#683F36 #365F68

analogous

#683646 #683F36 #685836

triadic

#683F36 #36683F #3F3668

tetradic

#683F36 #466836 #365F68 #583668

square

#683F36 #466836 #365F68 #583668

split-complementary

#683F36 #366858 #364668

monochromatic

#170E0C #402721 #683F36 #90574B #B17568

Accessibility & contrast

On white

8.93

#683F36 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.35

#683F36 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #683F36

8.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##683F36	#FFFFFF	#000000	##FFFFFF
##683F36	1.00	8.93	2.35	8.93
#FFFFFF	8.93	1.00	21.00	1.00
#000000	2.35	21.00	1.00	21.00
##FFFFFF	8.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#494435

Deuteranopia (green-blind)

#524D35

Tritanopia (blue-blind)

#70393D

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #683f36;
/* rgb */ color: rgb(104, 63, 54);
/* oklch */ color: oklch(41.4% 0.060 33.1);

Tailwind

colors: {
  custom: {
    50: '#95746d',
    500: '#683f36',
    950: '#000000',
  },
}

SCSS

$custom: #683f36;
$custom-light: #95746d;
$custom-dark: #000000;

JSON

{
  "hex": "#683f36",
  "rgb": {
    "r": 104,
    "g": 63,
    "b": 54
  },
  "hsl": {
    "h": 10.8,
    "s": 31.646,
    "l": 30.98
  },
  "oklch": {
    "l": 0.41381,
    "c": 0.0599,
    "h": 33.1
  },
  "luminance": 0.06764
}

Semantic roles & 50–950 ramp

primary

#683F36

secondary

#618F99

accent

#B5C860

background

#F9F7F6

surface

#F2EDEB

border

#CCC8C6

text

#0D0807

muted

#7E7B7A

Preview Lab

Preview with #683F36

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

Preview Lab → · Contrast checker → · Palette generator →