#680F0F#680F0F

#680F0F is a dark, vivid red. Relative luminance 0.033; OKLCH L 33.6% C 0.122 H 26.9°. Best body text is #FFFFFF at 12.62:1 contrast (WCAG AA passes).

Color values

HEX	#680F0F
RGB	rgb(104, 15, 15)
HSL	hsl(0, 75%, 23%)
HSV	hsv(0, 86%, 41%)
CMYK	cmyk(0%, 85.6%, 85.6%, 59.2%)
CIE-LAB	lab(21.28, 38.01, 25.56)
CIE-LCH	lch(21.28, 45.81, 33.92°)
OKLab	oklab(33.61% 0.109 0.0553)
OKLCH	oklch(33.61% 0.122 26.9)
XYZ	xyz(5.9667, 3.3202, 0.7785)
Luminance	0.0332 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#680F0F #0F6868

analogous

#680F3B #680F0F #683B0F

triadic

#680F0F #0F680F #0F0F68

tetradic

#680F0F #3B680F #0F6868 #3B0F68

square

#680F0F #3B680F #0F6868 #3B0F68

split-complementary

#680F0F #0F683B #0F3B68

monochromatic

#1B0404 #330707 #680F0F #9D1717 #D31E1E

Accessibility & contrast

On white

12.62

#680F0F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#680F0F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #680F0F

12.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##680F0F	#FFFFFF	#000000	##FFFFFF
##680F0F	1.00	12.62	1.66	12.62
#FFFFFF	12.62	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C270E

Deuteranopia (green-blind)

#423A0B

Tritanopia (blue-blind)

#730011

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #680f0f;
/* rgb */ color: rgb(104, 15, 15);
/* oklch */ color: oklch(33.6% 0.122 26.9);

Tailwind

colors: {
  custom: {
    50: '#9b584e',
    500: '#680f0f',
    950: '#000000',
  },
}

SCSS

$custom: #680f0f;
$custom-light: #9b584e;
$custom-dark: #000000;

JSON

{
  "hex": "#680f0f",
  "rgb": {
    "r": 104,
    "g": 15,
    "b": 15
  },
  "hsl": {
    "h": 0,
    "s": 74.79,
    "l": 23.333
  },
  "oklch": {
    "l": 0.3361,
    "c": 0.12216,
    "h": 26.9
  },
  "luminance": 0.03319
}

Semantic roles & 50–950 ramp

primary

#680F0F

secondary

#32A1A1

accent

#F1F136

background

#FAF5F4

surface

#F4E9E7

border

#CEC5C3

text

#100401

muted

#7F7977

Preview Lab

Preview with #680F0F

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

Preview Lab → · Contrast checker → · Palette generator →