#680F1F#680F1F

#680F1F is a dark, vivid red. Relative luminance 0.034; OKLCH L 33.9% C 0.121 H 17.6°. Best body text is #FFFFFF at 12.52:1 contrast (WCAG AA passes).

Color values

HEX	#680F1F
RGB	rgb(104, 15, 31)
HSL	hsl(349, 75%, 23%)
HSV	hsv(349, 86%, 41%)
CMYK	cmyk(0%, 85.6%, 70.2%, 59.2%)
CIE-LAB	lab(21.52, 38.75, 15.44)
CIE-LCH	lch(21.52, 41.71, 21.72°)
OKLab	oklab(33.86% 0.1152 0.0366)
OKLCH	oklch(33.86% 0.121 17.6)
XYZ	xyz(6.1277, 3.3846, 1.6267)
Luminance	0.0338 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#680F1F #0F6858

analogous

#680F4B #680F1F #682B0F

triadic

#680F1F #1F680F #0F1F68

tetradic

#680F1F #4B680F #0F6858 #2B0F68

square

#680F1F #4B680F #0F6858 #2B0F68

split-complementary

#680F1F #0F682B #0F4B68

monochromatic

#1B0408 #33070F #680F1F #9D172F #D31E3F

Accessibility & contrast

On white

12.52

#680F1F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#680F1F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #680F1F

12.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##680F1F	#FFFFFF	#000000	##FFFFFF
##680F1F	1.00	12.52	1.68	12.52
#FFFFFF	12.52	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A281F

Deuteranopia (green-blind)

#403A1C

Tritanopia (blue-blind)

#730016

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #680f1f;
/* rgb */ color: rgb(104, 15, 31);
/* oklch */ color: oklch(33.9% 0.121 17.6);

Tailwind

colors: {
  custom: {
    50: '#9a585a',
    500: '#680f1f',
    950: '#000000',
  },
}

SCSS

$custom: #680f1f;
$custom-light: #9a585a;
$custom-dark: #000000;

JSON

{
  "hex": "#680f1f",
  "rgb": {
    "r": 104,
    "g": 15,
    "b": 31
  },
  "hsl": {
    "h": 349.213,
    "s": 74.79,
    "l": 23.333
  },
  "oklch": {
    "l": 0.33864,
    "c": 0.12089,
    "h": 17.6
  },
  "luminance": 0.03384
}

Semantic roles & 50–950 ramp

primary

#680F1F

secondary

#32A18D

accent

#F1D036

background

#FAF5F5

surface

#F3E9E9

border

#CDC5C5

text

#0F0403

muted

#7F7978

Preview Lab

Preview with #680F1F

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

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