#3B3403#3B3403

#3B3403 is a dark, moderate yellow. Relative luminance 0.034; OKLCH L 32.3% C 0.065 H 100.7°. Best body text is #FFFFFF at 12.51:1 contrast (WCAG AA passes).

Color values

HEX#3B3403
RGBrgb(59, 52, 3)
HSLhsl(53, 90%, 12%)
HSVhsv(53, 95%, 23%)
CMYKcmyk(0%, 11.9%, 94.9%, 76.9%)
CIE-LABlab(21.55, -3.00, 28.86)
CIE-LCHlch(21.55, 29.01, 95.94°)
OKLaboklab(32.27% -0.012 0.0636)
OKLCHoklch(32.27% 0.065 100.7)
XYZxyz(3.0482, 3.3925, 0.5804)
Luminance0.0339 (WCAG relative)
Temperaturewarm
Familyyellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3B3403 #030A3B
analogous
#3B1803 #3B3403 #263B03
triadic
#3B3403 #033B34 #34033B
tetradic
#3B3403 #033B18 #030A3B #3B0326
square
#3B3403 #033B18 #030A3B #3B0326
split-complementary
#3B3403 #03263B #18033B
monochromatic
#1D1A01 #1D1A01 #3B3403 #756706 #AF9B09

Accessibility & contrast

On white

12.51
#3B3403 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.68
#3B3403 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B3403
12.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3B3403#FFFFFF#000000##FFFFFF
##3B34031.0012.511.6812.51
#FFFFFF12.511.0021.001.00
#0000001.6821.001.0021.00
##FFFFFF12.511.0021.001.00

Color blindness preview

Protanopia (red-blind)
#3A3200
Deuteranopia (green-blind)
#3C3506
Tritanopia (blue-blind)
#412F2B
Achromatopsia (no color)
#343434

Design tokens & code

CSS
--color: #3b3403;
/* rgb */ color: rgb(59, 52, 3);
/* oklch */ color: oklch(32.3% 0.065 100.7);
Tailwind
colors: {
  custom: {
    50: '#736b49',
    500: '#3b3403',
    950: '#000000',
  },
}
SCSS
$custom: #3b3403;
$custom-light: #736b49;
$custom-dark: #000000;
JSON
{
  "hex": "#3b3403",
  "rgb": {
    "r": 59,
    "g": 52,
    "b": 3
  },
  "hsl": {
    "h": 52.5,
    "s": 90.323,
    "l": 12.157
  },
  "oklch": {
    "l": 0.32271,
    "c": 0.06471,
    "h": 100.7
  },
  "luminance": 0.03392
}

Semantic roles & 50–950 ramp

primary
#3B3403
secondary
#1C287E
accent
#44FF29
background
#F7F6F4
surface
#EDEBE7
border
#C8C6C3
text
#080601
muted
#7B7A77

Preview Lab

Preview with #3B3403

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

Preview Lab → · Contrast checker → · Palette generator →

#3B3403 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva