#681F19#681F19

#681F19 is a dark, moderate red. Relative luminance 0.040; OKLCH L 35.4% C 0.106 H 28.3°. Best body text is #FFFFFF at 11.68:1 contrast (WCAG AA passes).

Color values

HEX	#681F19
RGB	rgb(104, 31, 25)
HSL	hsl(5, 61%, 25%)
HSV	hsv(5, 76%, 41%)
CMYK	cmyk(0%, 70.2%, 76%, 59.2%)
CIE-LAB	lab(23.65, 32.24, 22.02)
CIE-LCH	lch(23.65, 39.04, 34.34°)
OKLab	oklab(35.42% 0.0931 0.0502)
OKLCH	oklch(35.42% 0.106 28.3)
XYZ	xyz(6.3751, 3.9941, 1.3548)
Luminance	0.0399 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#681F19 #196268

analogous

#68193A #681F19 #684619

triadic

#681F19 #19681F #1F1968

tetradic

#681F19 #3A6819 #196268 #461968

square

#681F19 #3A6819 #196268 #461968

split-complementary

#681F19 #196846 #193A68

monochromatic

#190706 #37100D #681F19 #992E25 #CB3C31

Accessibility & contrast

On white

11.68

#681F19 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#681F19 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #681F19

11.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##681F19	#FFFFFF	#000000	##FFFFFF
##681F19	1.00	11.68	1.80	11.68
#FFFFFF	11.68	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#332E18

Deuteranopia (green-blind)

#463E17

Tritanopia (blue-blind)

#730B1E

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #681f19;
/* rgb */ color: rgb(104, 31, 25);
/* oklch */ color: oklch(35.4% 0.106 28.3);

Tailwind

colors: {
  custom: {
    50: '#995f56',
    500: '#681f19',
    950: '#000000',
  },
}

SCSS

$custom: #681f19;
$custom-light: #995f56;
$custom-dark: #000000;

JSON

{
  "hex": "#681f19",
  "rgb": {
    "r": 104,
    "g": 31,
    "b": 25
  },
  "hsl": {
    "h": 4.557,
    "s": 61.24,
    "l": 25.294
  },
  "oklch": {
    "l": 0.35418,
    "c": 0.10573,
    "h": 28.3
  },
  "luminance": 0.03993
}

Semantic roles & 50–950 ramp

primary

#681F19

secondary

#3F979E

accent

#D8E443

background

#FAF5F5

surface

#F3E9E9

border

#CDC5C5

text

#0F0503

muted

#7F7978

Preview Lab

Preview with #681F19

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

Preview Lab → · Contrast checker → · Palette generator →