#3F4B08#3F4B08

#3F4B08 is a dark, moderate yellow-green. Relative luminance 0.061; OKLCH L 38.9% C 0.087 H 120.0°. Best body text is #FFFFFF at 9.45:1 contrast (WCAG AA passes).

Color values

HEX	#3F4B08
RGB	rgb(63, 75, 8)
HSL	hsl(71, 81%, 16%)
HSV	hsv(71, 89%, 29%)
CMYK	cmyk(16%, 0%, 89.3%, 70.6%)
CIE-LAB	lab(29.68, -14.55, 34.68)
CIE-LCH	lch(29.68, 37.61, 112.76°)
OKLab	oklab(38.88% -0.0435 0.0755)
OKLCH	oklch(38.88% 0.087 120)
XYZ	xyz(4.6099, 6.1065, 1.1655)
Luminance	0.0611 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F4B08 #14084B

analogous

#4B3608 #3F4B08 #1E4B08

triadic

#3F4B08 #083F4B #4B083F

tetradic

#3F4B08 #084B36 #14084B #4B081E

square

#3F4B08 #084B36 #14084B #4B081E

split-complementary

#3F4B08 #081E4B #36084B

monochromatic

#171C03 #171C03 #3F4B08 #6D820E #9CBA14

Accessibility & contrast

On white

9.45

#3F4B08 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#3F4B08 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F4B08

9.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F4B08	#FFFFFF	#000000	##FFFFFF
##3F4B08	1.00	9.45	2.22	9.45
#FFFFFF	9.45	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#504600

Deuteranopia (green-blind)

#4F460F

Tritanopia (blue-blind)

#43463F

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #3f4b08;
/* rgb */ color: rgb(63, 75, 8);
/* oklch */ color: oklch(38.9% 0.087 120.0);

Tailwind

colors: {
  custom: {
    50: '#777d4f',
    500: '#3f4b08',
    950: '#000000',
  },
}

SCSS

$custom: #3f4b08;
$custom-light: #777d4f;
$custom-dark: #000000;

JSON

{
  "hex": "#3f4b08",
  "rgb": {
    "r": 63,
    "g": 75,
    "b": 8
  },
  "hsl": {
    "h": 70.746,
    "s": 80.723,
    "l": 16.275
  },
  "oklch": {
    "l": 0.38884,
    "c": 0.08712,
    "h": 120
  },
  "luminance": 0.06106
}

Semantic roles & 50–950 ramp

primary

#3F4B08

secondary

#382689

accent

#31F754

background

#F7F7F4

surface

#EDEEE7

border

#C8C9C3

text

#090902

muted

#7B7B78

Preview Lab

Preview with #3F4B08

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

Preview Lab → · Contrast checker → · Palette generator →