#3F0D13#3F0D13

#3F0D13 is a dark, moderate red. Relative luminance 0.014; OKLCH L 25.0% C 0.077 H 18.0°. Best body text is #FFFFFF at 16.43:1 contrast (WCAG AA passes).

Color values

HEX	#3F0D13
RGB	rgb(63, 13, 19)
HSL	hsl(353, 66%, 15%)
HSV	hsv(353, 79%, 25%)
CMYK	cmyk(0%, 79.4%, 69.8%, 75.3%)
CIE-LAB	lab(11.90, 24.59, 9.61)
CIE-LCH	lch(11.90, 26.40, 21.35°)
OKLab	oklab(25.01% 0.0733 0.0239)
OKLCH	oklch(25.01% 0.077 18)
XYZ	xyz(2.3116, 1.3920, 0.7629)
Luminance	0.0139 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F0D13 #0D3F39

analogous

#3F0D2C #3F0D13 #3F200D

triadic

#3F0D13 #133F0D #0D133F

tetradic

#3F0D13 #2C3F0D #0D3F39 #200D3F

square

#3F0D13 #2C3F0D #0D3F39 #200D3F

split-complementary

#3F0D13 #0D3F20 #0D2C3F

monochromatic

#190508 #190508 #3F0D13 #721722 #A42232

Accessibility & contrast

On white

16.43

#3F0D13 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.28

#3F0D13 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F0D13

16.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F0D13	#FFFFFF	#000000	##FFFFFF
##3F0D13	1.00	16.43	1.28	16.43
#FFFFFF	16.43	1.00	21.00	1.00
#000000	1.28	21.00	1.00	21.00
##FFFFFF	16.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A1913

Deuteranopia (green-blind)

#272312

Tritanopia (blue-blind)

#460310

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #3f0d13;
/* rgb */ color: rgb(63, 13, 19);
/* oklch */ color: oklch(25.0% 0.077 18.0);

Tailwind

colors: {
  custom: {
    50: '#785050',
    500: '#3f0d13',
    950: '#000000',
  },
}

SCSS

$custom: #3f0d13;
$custom-light: #785050;
$custom-dark: #000000;

JSON

{
  "hex": "#3f0d13",
  "rgb": {
    "r": 63,
    "g": 13,
    "b": 19
  },
  "hsl": {
    "h": 352.8,
    "s": 65.789,
    "l": 14.902
  },
  "oklch": {
    "l": 0.25012,
    "c": 0.07709,
    "h": 18
  },
  "luminance": 0.01392
}

Semantic roles & 50–950 ramp

primary

#3F0D13

secondary

#2D7B71

accent

#E9D43F

background

#F7F4F4

surface

#EEE7E7

border

#C9C3C3

text

#090202

muted

#7B7878

Preview Lab

Preview with #3F0D13

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

Preview Lab → · Contrast checker → · Palette generator →