#3F050E#3F050E

#3F050E is a very dark, moderate red. Relative luminance 0.012; OKLCH L 24.0% C 0.087 H 18.6°. Best body text is #FFFFFF at 16.94:1 contrast (WCAG AA passes).

Color values

HEX	#3F050E
RGB	rgb(63, 5, 14)
HSL	hsl(351, 85%, 13%)
HSV	hsv(351, 92%, 25%)
CMYK	cmyk(0%, 92.1%, 77.8%, 75.3%)
CIE-LAB	lab(10.54, 27.75, 10.57)
CIE-LCH	lch(10.54, 29.70, 20.84°)
OKLab	oklab(23.96% 0.0822 0.0277)
OKLCH	oklch(23.96% 0.087 18.6)
XYZ	xyz(2.1837, 1.1974, 0.5315)
Luminance	0.0120 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F050E #053F36

analogous

#3F052B #3F050E #3F1905

triadic

#3F050E #0E3F05 #050E3F

tetradic

#3F050E #2B3F05 #053F36 #19053F

square

#3F050E #2B3F05 #053F36 #19053F

split-complementary

#3F050E #053F19 #052B3F

monochromatic

#1C0206 #1C0206 #3F050E #78091B #B00E27

Accessibility & contrast

On white

16.94

#3F050E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.24

#3F050E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F050E

16.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F050E	#FFFFFF	#000000	##FFFFFF
##3F050E	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)

#16150E

Deuteranopia (green-blind)

#25210C

Tritanopia (blue-blind)

#460009

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #3f050e;
/* rgb */ color: rgb(63, 5, 14);
/* oklch */ color: oklch(24.0% 0.087 18.6);

Tailwind

colors: {
  custom: {
    50: '#794c4d',
    500: '#3f050e',
    950: '#000000',
  },
}

SCSS

$custom: #3f050e;
$custom-light: #794c4d;
$custom-dark: #000000;

JSON

{
  "hex": "#3f050e",
  "rgb": {
    "r": 63,
    "g": 5,
    "b": 14
  },
  "hsl": {
    "h": 350.69,
    "s": 85.294,
    "l": 13.333
  },
  "oklch": {
    "l": 0.23963,
    "c": 0.08675,
    "h": 18.6
  },
  "luminance": 0.01197
}

Semantic roles & 50–950 ramp

primary

#3F050E

secondary

#208071

accent

#FCDB2C

background

#F7F4F4

surface

#EEE7E7

border

#C9C3C3

text

#0A0101

muted

#7C7777

Preview Lab

Preview with #3F050E

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

Preview Lab → · Contrast checker → · Palette generator →