#3F3503#3F3503

#3F3503 is a dark, moderate yellow. Relative luminance 0.036; OKLCH L 33.0% C 0.066 H 96.9°. Best body text is #FFFFFF at 12.20:1 contrast (WCAG AA passes).

Color values

HEX	#3F3503
RGB	rgb(63, 53, 3)
HSL	hsl(50, 91%, 13%)
HSV	hsv(50, 95%, 25%)
CMYK	cmyk(0%, 15.9%, 95.2%, 75.3%)
CIE-LAB	lab(22.34, -1.48, 29.83)
CIE-LCH	lch(22.34, 29.87, 92.84°)
OKLab	oklab(33% -0.0079 0.0652)
OKLCH	oklch(33% 0.066 96.9)
XYZ	xyz(3.3396, 3.6097, 0.6070)
Luminance	0.0361 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F3503 #030D3F

analogous

#3F1703 #3F3503 #2B3F03

triadic

#3F3503 #033F35 #35033F

tetradic

#3F3503 #033F17 #030D3F #3F032B

square

#3F3503 #033F17 #030D3F #3F032B

split-complementary

#3F3503 #032B3F #17033F

monochromatic

#1D1901 #1D1901 #3F3503 #796606 #B49709

Accessibility & contrast

On white

12.20

#3F3503 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#3F3503 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F3503

12.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F3503	#FFFFFF	#000000	##FFFFFF
##3F3503	1.00	12.20	1.72	12.20
#FFFFFF	12.20	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C3400

Deuteranopia (green-blind)

#3E3706

Tritanopia (blue-blind)

#45302C

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #3f3503;
/* rgb */ color: rgb(63, 53, 3);
/* oklch */ color: oklch(33.0% 0.066 96.9);

Tailwind

colors: {
  custom: {
    50: '#776b49',
    500: '#3f3503',
    950: '#000000',
  },
}

SCSS

$custom: #3f3503;
$custom-light: #776b49;
$custom-dark: #000000;

JSON

{
  "hex": "#3f3503",
  "rgb": {
    "r": 63,
    "g": 53,
    "b": 3
  },
  "hsl": {
    "h": 50,
    "s": 90.909,
    "l": 12.941
  },
  "oklch": {
    "l": 0.33001,
    "c": 0.06563,
    "h": 96.9
  },
  "luminance": 0.0361
}

Semantic roles & 50–950 ramp

primary

#3F3503

secondary

#1D2D81

accent

#4DFF29

background

#F7F6F4

surface

#EDEBE7

border

#C8C6C3

text

#090601

muted

#7B7A77

Preview Lab

Preview with #3F3503

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

Preview Lab → · Contrast checker → · Palette generator →