#3F4703#3F4703

#3F4703 is a dark, moderate yellow. Relative luminance 0.056; OKLCH L 37.8% C 0.085 H 116.9°. Best body text is #FFFFFF at 9.93:1 contrast (WCAG AA passes).

Color values

HEX	#3F4703
RGB	rgb(63, 71, 3)
HSL	hsl(67, 92%, 15%)
HSV	hsv(67, 96%, 28%)
CMYK	cmyk(11.3%, 0%, 95.8%, 72.2%)
CIE-LAB	lab(28.30, -12.52, 35.44)
CIE-LCH	lch(28.30, 37.58, 109.45°)
OKLab	oklab(37.76% -0.0385 0.0758)
OKLCH	oklch(37.76% 0.085 116.9)
XYZ	xyz(4.3197, 5.5699, 0.9337)
Luminance	0.0557 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F4703 #0B0347

analogous

#472D03 #3F4703 #1D4703

triadic

#3F4703 #033F47 #47033F

tetradic

#3F4703 #03472D #0B0347 #47031D

square

#3F4703 #03472D #0B0347 #47031D

split-complementary

#3F4703 #031D47 #2D0347

monochromatic

#1A1D01 #1A1D01 #3F4703 #738205 #A7BC08

Accessibility & contrast

On white

9.93

#3F4703 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#3F4703 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F4703

9.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F4703	#FFFFFF	#000000	##FFFFFF
##3F4703	1.00	9.93	2.11	9.93
#FFFFFF	9.93	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D4300

Deuteranopia (green-blind)

#4C430A

Tritanopia (blue-blind)

#44423B

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #3f4703;
/* rgb */ color: rgb(63, 71, 3);
/* oklch */ color: oklch(37.8% 0.085 116.9);

Tailwind

colors: {
  custom: {
    50: '#777a4c',
    500: '#3f4703',
    950: '#000000',
  },
}

SCSS

$custom: #3f4703;
$custom-light: #777a4c;
$custom-dark: #000000;

JSON

{
  "hex": "#3f4703",
  "rgb": {
    "r": 63,
    "g": 71,
    "b": 3
  },
  "hsl": {
    "h": 67.059,
    "s": 91.892,
    "l": 14.51
  },
  "oklch": {
    "l": 0.37764,
    "c": 0.08498,
    "h": 116.9
  },
  "luminance": 0.0557
}

Semantic roles & 50–950 ramp

primary

#3F4703

secondary

#2A1E88

accent

#29FF42

background

#F7F7F4

surface

#EDEDE7

border

#C8C8C3

text

#090901

muted

#7B7B77

Preview Lab

Preview with #3F4703

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

Preview Lab → · Contrast checker → · Palette generator →