#681F10#681F10

#681F10 is a dark, moderate red. Relative luminance 0.040; OKLCH L 35.3% C 0.108 H 33.4°. Best body text is #FFFFFF at 11.72:1 contrast (WCAG AA passes).

Color values

HEX	#681F10
RGB	rgb(104, 31, 16)
HSL	hsl(10, 73%, 24%)
HSV	hsv(10, 85%, 41%)
CMYK	cmyk(0%, 70.2%, 84.6%, 59.2%)
CIE-LAB	lab(23.54, 31.83, 27.38)
CIE-LCH	lch(23.54, 41.99, 40.71°)
OKLab	oklab(35.3% 0.0898 0.0593)
OKLCH	oklch(35.3% 0.108 33.4)
XYZ	xyz(6.2931, 3.9614, 0.9234)
Luminance	0.0396 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#681F10 #105968

analogous

#68102D #681F10 #684B10

triadic

#681F10 #10681F #1F1068

tetradic

#681F10 #2D6810 #105968 #4B1068

square

#681F10 #2D6810 #105968 #4B1068

split-complementary

#681F10 #10684B #102D68

monochromatic

#1B0804 #330F08 #681F10 #9D2F18 #D23F20

Accessibility & contrast

On white

11.72

#681F10 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#681F10 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #681F10

11.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##681F10	#FFFFFF	#000000	##FFFFFF
##681F10	1.00	11.72	1.79	11.72
#FFFFFF	11.72	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#342E0E

Deuteranopia (green-blind)

#463E0D

Tritanopia (blue-blind)

#73091C

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #681f10;
/* rgb */ color: rgb(104, 31, 16);
/* oklch */ color: oklch(35.3% 0.108 33.4);

Tailwind

colors: {
  custom: {
    50: '#9a5f4f',
    500: '#681f10',
    950: '#000000',
  },
}

SCSS

$custom: #681f10;
$custom-light: #9a5f4f;
$custom-dark: #000000;

JSON

{
  "hex": "#681f10",
  "rgb": {
    "r": 104,
    "g": 31,
    "b": 16
  },
  "hsl": {
    "h": 10.227,
    "s": 73.333,
    "l": 23.529
  },
  "oklch": {
    "l": 0.35302,
    "c": 0.10762,
    "h": 33.4
  },
  "luminance": 0.0396
}

Semantic roles & 50–950 ramp

primary

#681F10

secondary

#348EA0

accent

#D1F038

background

#FAF5F4

surface

#F4E9E7

border

#CEC5C3

text

#0F0502

muted

#7F7978

Preview Lab

Preview with #681F10

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

Preview Lab → · Contrast checker → · Palette generator →