#3F080D#3F080D

#3F080D is a very dark, moderate red. Relative luminance 0.013; OKLCH L 24.3% C 0.083 H 21.5°. Best body text is #FFFFFF at 16.78:1 contrast (WCAG AA passes).

Color values

HEX	#3F080D
RGB	rgb(63, 8, 13)
HSL	hsl(355, 77%, 14%)
HSV	hsv(355, 87%, 25%)
CMYK	cmyk(0%, 87.3%, 79.4%, 75.3%)
CIE-LAB	lab(10.99, 26.36, 11.69)
CIE-LCH	lch(10.99, 28.84, 23.92°)
OKLab	oklab(24.29% 0.0775 0.0304)
OKLCH	oklch(24.29% 0.083 21.5)
XYZ	xyz(2.2096, 1.2598, 0.5075)
Luminance	0.0126 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F080D #083F3A

analogous

#3F0829 #3F080D #3F1F08

triadic

#3F080D #0D3F08 #080D3F

tetradic

#3F080D #293F08 #083F3A #1F083F

square

#3F080D #293F08 #083F3A #1F083F

split-complementary

#3F080D #083F1F #08293F

monochromatic

#1B0306 #1B0306 #3F080D #750F18 #AC1623

Accessibility & contrast

On white

16.78

#3F080D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#3F080D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F080D

16.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F080D	#FFFFFF	#000000	##FFFFFF
##3F080D	1.00	16.78	1.25	16.78
#FFFFFF	16.78	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#18160D

Deuteranopia (green-blind)

#26220B

Tritanopia (blue-blind)

#46000A

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #3f080d;
/* rgb */ color: rgb(63, 8, 13);
/* oklch */ color: oklch(24.3% 0.083 21.5);

Tailwind

colors: {
  custom: {
    50: '#794d4c',
    500: '#3f080d',
    950: '#000000',
  },
}

SCSS

$custom: #3f080d;
$custom-light: #794d4c;
$custom-dark: #000000;

JSON

{
  "hex": "#3f080d",
  "rgb": {
    "r": 63,
    "g": 8,
    "b": 13
  },
  "hsl": {
    "h": 354.545,
    "s": 77.465,
    "l": 13.922
  },
  "oklch": {
    "l": 0.24293,
    "c": 0.08324,
    "h": 21.5
  },
  "luminance": 0.01259
}

Semantic roles & 50–950 ramp

primary

#3F080D

secondary

#257E76

accent

#F4E334

background

#F7F4F4

surface

#EEE7E7

border

#C9C3C3

text

#0A0101

muted

#7C7777

Preview Lab

Preview with #3F080D

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

Preview Lab → · Contrast checker → · Palette generator →