#681D2F#681D2F

#681D2F is a dark, moderate red. Relative luminance 0.040; OKLCH L 35.6% C 0.107 H 10.1°. Best body text is #FFFFFF at 11.63:1 contrast (WCAG AA passes).

Color values

HEX	#681D2F
RGB	rgb(104, 29, 47)
HSL	hsl(346, 56%, 26%)
HSV	hsv(346, 72%, 41%)
CMYK	cmyk(0%, 72.1%, 54.8%, 59.2%)
CIE-LAB	lab(23.76, 34.76, 7.39)
CIE-LCH	lch(23.76, 35.54, 12.00°)
OKLab	oklab(35.64% 0.1054 0.0189)
OKLCH	oklch(35.64% 0.107 10.1)
XYZ	xyz(6.6619, 4.0279, 3.1154)
Luminance	0.0403 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#681D2F #1D6856

analogous

#681D54 #681D2F #68301D

triadic

#681D2F #2F681D #1D2F68

tetradic

#681D2F #54681D #1D6856 #301D68

square

#681D2F #54681D #1D6856 #301D68

split-complementary

#681D2F #1D6830 #1D5468

monochromatic

#18070B #381019 #681D2F #982A45 #C7385A

Accessibility & contrast

On white

11.63

#681D2F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#681D2F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #681D2F

11.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##681D2F	#FFFFFF	#000000	##FFFFFF
##681D2F	1.00	11.63	1.81	11.63
#FFFFFF	11.63	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F2F2F

Deuteranopia (green-blind)

#423E2D

Tritanopia (blue-blind)

#720F24

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #681d2f;
/* rgb */ color: rgb(104, 29, 47);
/* oklch */ color: oklch(35.6% 0.107 10.1);

Tailwind

colors: {
  custom: {
    50: '#985f67',
    500: '#681d2f',
    950: '#000000',
  },
}

SCSS

$custom: #681d2f;
$custom-light: #985f67;
$custom-dark: #000000;

JSON

{
  "hex": "#681d2f",
  "rgb": {
    "r": 104,
    "g": 29,
    "b": 47
  },
  "hsl": {
    "h": 345.6,
    "s": 56.391,
    "l": 26.078
  },
  "oklch": {
    "l": 0.35645,
    "c": 0.10711,
    "h": 10.1
  },
  "luminance": 0.04027
}

Semantic roles & 50–950 ramp

primary

#681D2F

secondary

#449D87

accent

#E0BB48

background

#F9F5F6

surface

#F2E9EB

border

#CCC5C6

text

#0E0506

muted

#7E797A

Preview Lab

Preview with #681D2F

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

Preview Lab → · Contrast checker → · Palette generator →