#3F3904#3F3904

#3F3904 is a dark, moderate yellow. Relative luminance 0.040; OKLCH L 34.0% C 0.068 H 102.5°. Best body text is #FFFFFF at 11.68:1 contrast (WCAG AA passes).

Color values

HEX#3F3904
RGBrgb(63, 57, 4)
HSLhsl(54, 88%, 13%)
HSVhsv(54, 94%, 25%)
CMYKcmyk(0%, 9.5%, 93.7%, 75.3%)
CIE-LABlab(23.64, -3.98, 30.77)
CIE-LCHlch(23.64, 31.02, 97.37°)
OKLaboklab(34.04% -0.0148 0.0668)
OKLCHoklch(34.04% 0.068 102.5)
XYZxyz(3.5351, 3.9919, 0.6992)
Luminance0.0399 (WCAG relative)
Temperaturewarm
Familyyellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3F3904 #040A3F
analogous
#3F1B04 #3F3904 #273F04
triadic
#3F3904 #043F39 #39043F
tetradic
#3F3904 #043F1B #040A3F #3F0427
square
#3F3904 #043F1B #040A3F #3F0427
split-complementary
#3F3904 #04273F #1B043F
monochromatic
#1D1A02 #1D1A02 #3F3904 #796D08 #B2A10B

Accessibility & contrast

On white

11.68
#3F3904 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.80
#3F3904 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F3904
11.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3F3904#FFFFFF#000000##FFFFFF
##3F39041.0011.681.8011.68
#FFFFFF11.681.0021.001.00
#0000001.8021.001.0021.00
##FFFFFF11.681.0021.001.00

Color blindness preview

Protanopia (red-blind)
#3F3700
Deuteranopia (green-blind)
#413908
Tritanopia (blue-blind)
#45342F
Achromatopsia (no color)
#383838

Design tokens & code

CSS
--color: #3f3904;
/* rgb */ color: rgb(63, 57, 4);
/* oklch */ color: oklch(34.0% 0.068 102.5);
Tailwind
colors: {
  custom: {
    50: '#776f4a',
    500: '#3f3904',
    950: '#000000',
  },
}
SCSS
$custom: #3f3904;
$custom-light: #776f4a;
$custom-dark: #000000;
JSON
{
  "hex": "#3f3904",
  "rgb": {
    "r": 63,
    "g": 57,
    "b": 4
  },
  "hsl": {
    "h": 53.898,
    "s": 88.06,
    "l": 13.137
  },
  "oklch": {
    "l": 0.34041,
    "c": 0.06837,
    "h": 102.5
  },
  "luminance": 0.03992
}

Semantic roles & 50–950 ramp

primary
#3F3904
secondary
#1E2880
accent
#3FFE2A
background
#F7F6F4
surface
#EDECE7
border
#C8C7C3
text
#090701
muted
#7B7A77

Preview Lab

Preview with #3F3904

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

Preview Lab → · Contrast checker → · Palette generator →

#3F3904 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva