#680F1C#680F1C

#680F1C is a dark, vivid red. Relative luminance 0.034; OKLCH L 33.8% C 0.121 H 19.6°. Best body text is #FFFFFF at 12.55:1 contrast (WCAG AA passes).

Color values

HEX	#680F1C
RGB	rgb(104, 15, 28)
HSL	hsl(351, 75%, 23%)
HSV	hsv(351, 86%, 41%)
CMYK	cmyk(0%, 85.6%, 73.1%, 59.2%)
CIE-LAB	lab(21.47, 38.58, 17.43)
CIE-LCH	lch(21.47, 42.34, 24.31°)
OKLab	oklab(33.81% 0.1139 0.0406)
OKLCH	oklch(33.81% 0.121 19.6)
XYZ	xyz(6.0900, 3.3695, 1.4281)
Luminance	0.0337 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#680F1C #0F685B

analogous

#680F48 #680F1C #682E0F

triadic

#680F1C #1C680F #0F1C68

tetradic

#680F1C #48680F #0F685B #2E0F68

square

#680F1C #48680F #0F685B #2E0F68

split-complementary

#680F1C #0F682E #0F4868

monochromatic

#1B0407 #33070E #680F1C #9D172A #D31E39

Accessibility & contrast

On white

12.55

#680F1C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#680F1C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #680F1C

12.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##680F1C	#FFFFFF	#000000	##FFFFFF
##680F1C	1.00	12.55	1.67	12.55
#FFFFFF	12.55	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B281C

Deuteranopia (green-blind)

#413A19

Tritanopia (blue-blind)

#730015

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #680f1c;
/* rgb */ color: rgb(104, 15, 28);
/* oklch */ color: oklch(33.8% 0.121 19.6);

Tailwind

colors: {
  custom: {
    50: '#9a5857',
    500: '#680f1c',
    950: '#000000',
  },
}

SCSS

$custom: #680f1c;
$custom-light: #9a5857;
$custom-dark: #000000;

JSON

{
  "hex": "#680f1c",
  "rgb": {
    "r": 104,
    "g": 15,
    "b": 28
  },
  "hsl": {
    "h": 351.236,
    "s": 74.79,
    "l": 23.333
  },
  "oklch": {
    "l": 0.33805,
    "c": 0.12096,
    "h": 19.6
  },
  "luminance": 0.03369
}

Semantic roles & 50–950 ramp

primary

#680F1C

secondary

#32A190

accent

#F1D636

background

#FAF5F5

surface

#F4E9E9

border

#CEC5C5

text

#0F0403

muted

#7F7978

Preview Lab

Preview with #680F1C

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

Preview Lab → · Contrast checker → · Palette generator →