#3F070C#3F070C

#3F070C is a very dark, moderate red. Relative luminance 0.012; OKLCH L 24.2% C 0.084 H 21.8°. Best body text is #FFFFFF at 16.84:1 contrast (WCAG AA passes).

Color values

HEX#3F070C
RGBrgb(63, 7, 12)
HSLhsl(355, 80%, 14%)
HSVhsv(355, 89%, 25%)
CMYKcmyk(0%, 88.9%, 81%, 75.3%)
CIE-LABlab(10.82, 26.74, 11.92)
CIE-LCHlch(10.82, 29.28, 24.02°)
OKLaboklab(24.16% 0.0784 0.0314)
OKLCHoklch(24.16% 0.084 21.8)
XYZxyz(2.1925, 1.2356, 0.4708)
Luminance0.0123 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3F070C #073F3A
analogous
#3F0728 #3F070C #3F1E07
triadic
#3F070C #0C3F07 #070C3F
tetradic
#3F070C #283F07 #073F3A #1E073F
square
#3F070C #283F07 #073F3A #1E073F
split-complementary
#3F070C #073F1E #07283F
monochromatic
#1C0305 #1C0305 #3F070C #760D16 #AD1321

Accessibility & contrast

On white

16.84
#3F070C on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.25
#3F070C on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F070C
16.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3F070C#FFFFFF#000000##FFFFFF
##3F070C1.0016.841.2516.84
#FFFFFF16.841.0021.001.00
#0000001.2521.001.0021.00
##FFFFFF16.841.0021.001.00

Color blindness preview

Protanopia (red-blind)
#18150C
Deuteranopia (green-blind)
#26210A
Tritanopia (blue-blind)
#460009
Achromatopsia (no color)
#1D1D1D

Design tokens & code

CSS
--color: #3f070c;
/* rgb */ color: rgb(63, 7, 12);
/* oklch */ color: oklch(24.2% 0.084 21.8);
Tailwind
colors: {
  custom: {
    50: '#794d4c',
    500: '#3f070c',
    950: '#000000',
  },
}
SCSS
$custom: #3f070c;
$custom-light: #794d4c;
$custom-dark: #000000;
JSON
{
  "hex": "#3f070c",
  "rgb": {
    "r": 63,
    "g": 7,
    "b": 12
  },
  "hsl": {
    "h": 354.643,
    "s": 80,
    "l": 13.725
  },
  "oklch": {
    "l": 0.24158,
    "c": 0.08446,
    "h": 21.8
  },
  "luminance": 0.01235
}

Semantic roles & 50–950 ramp

primary
#3F070C
secondary
#247E76
accent
#F6E531
background
#F7F4F4
surface
#EEE7E7
border
#C9C3C3
text
#0A0101
muted
#7C7777

Preview Lab

Preview with #3F070C

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

Preview Lab → · Contrast checker → · Palette generator →

#3F070C Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva