#3B3903#3B3903

#3B3903 is a dark, moderate yellow. Relative luminance 0.039; OKLCH L 33.6% C 0.070 H 107.4°. Best body text is #FFFFFF at 11.85:1 contrast (WCAG AA passes).

Color values

HEX	#3B3903
RGB	rgb(59, 57, 3)
HSL	hsl(58, 90%, 12%)
HSV	hsv(58, 95%, 23%)
CMYK	cmyk(0%, 3.4%, 94.9%, 76.9%)
CIE-LAB	lab(23.21, -6.18, 30.60)
CIE-LCH	lch(23.21, 31.22, 101.42°)
OKLab	oklab(33.59% -0.0208 0.0666)
OKLCH	oklch(33.59% 0.07 107.4)
XYZ	xyz(3.2833, 3.8628, 0.6588)
Luminance	0.0386 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B3903 #03053B

analogous

#3B1D03 #3B3903 #213B03

triadic

#3B3903 #033B39 #39033B

tetradic

#3B3903 #033B1D #03053B #3B0321

square

#3B3903 #033B1D #03053B #3B0321

split-complementary

#3B3903 #03213B #1D033B

monochromatic

#1D1C01 #1D1C01 #3B3903 #757106 #AFAA09

Accessibility & contrast

On white

11.85

#3B3903 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#3B3903 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B3903

11.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B3903	#FFFFFF	#000000	##FFFFFF
##3B3903	1.00	11.85	1.77	11.85
#FFFFFF	11.85	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F3600

Deuteranopia (green-blind)

#403807

Tritanopia (blue-blind)

#40342F

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #3b3903;
/* rgb */ color: rgb(59, 57, 3);
/* oklch */ color: oklch(33.6% 0.070 107.4);

Tailwind

colors: {
  custom: {
    50: '#736f49',
    500: '#3b3903',
    950: '#000000',
  },
}

SCSS

$custom: #3b3903;
$custom-light: #736f49;
$custom-dark: #000000;

JSON

{
  "hex": "#3b3903",
  "rgb": {
    "r": 59,
    "g": 57,
    "b": 3
  },
  "hsl": {
    "h": 57.857,
    "s": 90.323,
    "l": 12.157
  },
  "oklch": {
    "l": 0.33593,
    "c": 0.06977,
    "h": 107.4
  },
  "luminance": 0.03863
}

Semantic roles & 50–950 ramp

primary

#3B3903

secondary

#1C207E

accent

#30FF29

background

#F7F6F4

surface

#EDECE7

border

#C8C7C3

text

#080701

muted

#7B7A77

Preview Lab

Preview with #3B3903

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

Preview Lab → · Contrast checker → · Palette generator →