#681828#681828

#681828 is a dark, moderate red. Relative luminance 0.037; OKLCH L 34.9% C 0.112 H 13.9°. Best body text is #FFFFFF at 12.00:1 contrast (WCAG AA passes).

Color values

HEX	#681828
RGB	rgb(104, 24, 40)
HSL	hsl(348, 63%, 25%)
HSV	hsv(348, 77%, 41%)
CMYK	cmyk(0%, 76.9%, 61.5%, 59.2%)
CIE-LAB	lab(22.83, 36.25, 10.92)
CIE-LCH	lch(22.83, 37.86, 16.77°)
OKLab	oklab(34.89% 0.1091 0.027)
OKLCH	oklch(34.89% 0.112 13.9)
XYZ	xyz(6.4192, 3.7504, 2.3930)
Luminance	0.0375 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#681828 #186858

analogous

#681850 #681828 #683018

triadic

#681828 #286818 #182868

tetradic

#681828 #506818 #186858 #301868

square

#681828 #506818 #186858 #301868

split-complementary

#681828 #186830 #185068

monochromatic

#19060A #360D15 #681828 #9A233B #CB2F4E

Accessibility & contrast

On white

12.00

#681828 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#681828 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #681828

12.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##681828	#FFFFFF	#000000	##FFFFFF
##681828	1.00	12.00	1.75	12.00
#FFFFFF	12.00	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D2C28

Deuteranopia (green-blind)

#423C26

Tritanopia (blue-blind)

#72031F

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #681828;
/* rgb */ color: rgb(104, 24, 40);
/* oklch */ color: oklch(34.9% 0.112 13.9);

Tailwind

colors: {
  custom: {
    50: '#985c61',
    500: '#681828',
    950: '#000000',
  },
}

SCSS

$custom: #681828;
$custom-light: #985c61;
$custom-dark: #000000;

JSON

{
  "hex": "#681828",
  "rgb": {
    "r": 104,
    "g": 24,
    "b": 40
  },
  "hsl": {
    "h": 348,
    "s": 62.5,
    "l": 25.098
  },
  "oklch": {
    "l": 0.34894,
    "c": 0.11241,
    "h": 13.9
  },
  "luminance": 0.0375
}

Semantic roles & 50–950 ramp

primary

#681828

secondary

#3E9E8B

accent

#E6C542

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0F0405

muted

#7E7979

Preview Lab

Preview with #681828

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

Preview Lab → · Contrast checker → · Palette generator →