#3F0605#3F0605

#3F0605 is a very dark, moderate red. Relative luminance 0.012; OKLCH L 23.9% C 0.087 H 27.8°. Best body text is #FFFFFF at 16.94:1 contrast (WCAG AA passes).

Color values

HEX	#3F0605
RGB	rgb(63, 6, 5)
HSL	hsl(1, 85%, 13%)
HSV	hsv(1, 92%, 25%)
CMYK	cmyk(0%, 90.5%, 92.1%, 75.3%)
CIE-LAB	lab(10.54, 26.83, 14.43)
CIE-LCH	lch(10.54, 30.46, 28.28°)
OKLab	oklab(23.92% 0.0766 0.0403)
OKLCH	oklch(23.92% 0.087 27.8)
XYZ	xyz(2.1427, 1.1983, 0.2620)
Luminance	0.0120 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F0605 #053E3F

analogous

#3F0521 #3F0605 #3F2305

triadic

#3F0605 #053F06 #06053F

tetradic

#3F0605 #213F05 #053E3F #23053F

square

#3F0605 #213F05 #053E3F #23053F

split-complementary

#3F0605 #053F23 #05213F

monochromatic

#1C0302 #1C0302 #3F0605 #780B09 #B0110E

Accessibility & contrast

On white

16.94

#3F0605 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.24

#3F0605 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F0605

16.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F0605	#FFFFFF	#000000	##FFFFFF
##3F0605	1.00	16.94	1.24	16.94
#FFFFFF	16.94	1.00	21.00	1.00
#000000	1.24	21.00	1.00	21.00
##FFFFFF	16.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#181504

Deuteranopia (green-blind)

#262103

Tritanopia (blue-blind)

#460006

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #3f0605;
/* rgb */ color: rgb(63, 6, 5);
/* oklch */ color: oklch(23.9% 0.087 27.8);

Tailwind

colors: {
  custom: {
    50: '#794c49',
    500: '#3f0605',
    950: '#000000',
  },
}

SCSS

$custom: #3f0605;
$custom-light: #794c49;
$custom-dark: #000000;

JSON

{
  "hex": "#3f0605",
  "rgb": {
    "r": 63,
    "g": 6,
    "b": 5
  },
  "hsl": {
    "h": 1.034,
    "s": 85.294,
    "l": 13.333
  },
  "oklch": {
    "l": 0.23919,
    "c": 0.08657,
    "h": 27.8
  },
  "luminance": 0.01198
}

Semantic roles & 50–950 ramp

primary

#3F0605

secondary

#207E80

accent

#F8FC2C

background

#F7F4F4

surface

#EEE7E6

border

#C9C3C2

text

#0A0100

muted

#7C7777

Preview Lab

Preview with #3F0605

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

Preview Lab → · Contrast checker → · Palette generator →