#3F0916#3F0916

#3F0916 is a very dark, moderate red. Relative luminance 0.013; OKLCH L 24.6% C 0.082 H 12.0°. Best body text is #FFFFFF at 16.64:1 contrast (WCAG AA passes).

Color values

HEX	#3F0916
RGB	rgb(63, 9, 22)
HSL	hsl(346, 75%, 14%)
HSV	hsv(346, 86%, 25%)
CMYK	cmyk(0%, 85.7%, 65.1%, 75.3%)
CIE-LAB	lab(11.35, 26.59, 6.82)
CIE-LCH	lch(11.35, 27.45, 14.39°)
OKLab	oklab(24.62% 0.0803 0.0171)
OKLCH	oklch(24.62% 0.082 12)
XYZ	xyz(2.2926, 1.3104, 0.8911)
Luminance	0.0131 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F0916 #093F32

analogous

#3F0931 #3F0916 #3F1709

triadic

#3F0916 #163F09 #09163F

tetradic

#3F0916 #313F09 #093F32 #17093F

square

#3F0916 #313F09 #093F32 #17093F

split-complementary

#3F0916 #093F17 #09313F

monochromatic

#1B0409 #1B0409 #3F0916 #751129 #AA183B

Accessibility & contrast

On white

16.64

#3F0916 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#3F0916 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F0916

16.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F0916	#FFFFFF	#000000	##FFFFFF
##3F0916	1.00	16.64	1.26	16.64
#FFFFFF	16.64	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#171716

Deuteranopia (green-blind)

#252215

Tritanopia (blue-blind)

#46000E

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #3f0916;
/* rgb */ color: rgb(63, 9, 22);
/* oklch */ color: oklch(24.6% 0.082 12.0);

Tailwind

colors: {
  custom: {
    50: '#784e52',
    500: '#3f0916',
    950: '#000000',
  },
}

SCSS

$custom: #3f0916;
$custom-light: #784e52;
$custom-dark: #000000;

JSON

{
  "hex": "#3f0916",
  "rgb": {
    "r": 63,
    "g": 9,
    "b": 22
  },
  "hsl": {
    "h": 345.556,
    "s": 75,
    "l": 14.118
  },
  "oklch": {
    "l": 0.24623,
    "c": 0.08214,
    "h": 12
  },
  "luminance": 0.0131
}

Semantic roles & 50–950 ramp

primary

#3F0916

secondary

#277D68

accent

#F2C436

background

#F7F4F4

surface

#EEE7E7

border

#C9C3C3

text

#090202

muted

#7B7878

Preview Lab

Preview with #3F0916

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

Preview Lab → · Contrast checker → · Palette generator →