#3F050D#3F050D

#3F050D is a very dark, moderate red. Relative luminance 0.012; OKLCH L 23.9% C 0.087 H 19.6°. Best body text is #FFFFFF at 16.95:1 contrast (WCAG AA passes).

Color values

HEX#3F050D
RGBrgb(63, 5, 13)
HSLhsl(352, 85%, 13%)
HSVhsv(352, 92%, 25%)
CMYKcmyk(0%, 92.1%, 79.4%, 75.3%)
CIE-LABlab(10.52, 27.70, 11.03)
CIE-LCHlch(10.52, 29.81, 21.72°)
OKLaboklab(23.94% 0.0817 0.0292)
OKLCHoklch(23.94% 0.087 19.6)
XYZxyz(2.1771, 1.1947, 0.4967)
Luminance0.0119 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3F050D #053F37
analogous
#3F052A #3F050D #3F1A05
triadic
#3F050D #0D3F05 #050D3F
tetradic
#3F050D #2A3F05 #053F37 #1A053F
square
#3F050D #2A3F05 #053F37 #1A053F
split-complementary
#3F050D #053F1A #052A3F
monochromatic
#1C0206 #1C0206 #3F050D #780919 #B00E24

Accessibility & contrast

On white

16.95
#3F050D on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.24
#3F050D on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F050D
16.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3F050D#FFFFFF#000000##FFFFFF
##3F050D1.0016.951.2416.95
#FFFFFF16.951.0021.001.00
#0000001.2421.001.0021.00
##FFFFFF16.951.0021.001.00

Color blindness preview

Protanopia (red-blind)
#17150D
Deuteranopia (green-blind)
#25210B
Tritanopia (blue-blind)
#460008
Achromatopsia (no color)
#1C1C1C

Design tokens & code

CSS
--color: #3f050d;
/* rgb */ color: rgb(63, 5, 13);
/* oklch */ color: oklch(23.9% 0.087 19.6);
Tailwind
colors: {
  custom: {
    50: '#794c4c',
    500: '#3f050d',
    950: '#000000',
  },
}
SCSS
$custom: #3f050d;
$custom-light: #794c4c;
$custom-dark: #000000;
JSON
{
  "hex": "#3f050d",
  "rgb": {
    "r": 63,
    "g": 5,
    "b": 13
  },
  "hsl": {
    "h": 351.724,
    "s": 85.294,
    "l": 13.333
  },
  "oklch": {
    "l": 0.23942,
    "c": 0.08679,
    "h": 19.6
  },
  "luminance": 0.01194
}

Semantic roles & 50–950 ramp

primary
#3F050D
secondary
#208072
accent
#FCDF2C
background
#F7F4F4
surface
#EEE7E7
border
#C9C3C3
text
#0A0101
muted
#7C7777

Preview Lab

Preview with #3F050D

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

Preview Lab → · Contrast checker → · Palette generator →

#3F050D Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva