#3F4A11#3F4A11

#3F4A11 is a dark, moderate yellow-green. Relative luminance 0.060; OKLCH L 38.7% C 0.080 H 119.8°. Best body text is #FFFFFF at 9.55:1 contrast (WCAG AA passes).

Color values

HEX	#3F4A11
RGB	rgb(63, 74, 17)
HSL	hsl(72, 63%, 18%)
HSV	hsv(72, 77%, 29%)
CMYK	cmyk(14.9%, 0%, 77%, 71%)
CIE-LAB	lab(29.40, -13.48, 30.92)
CIE-LCH	lch(29.40, 33.73, 113.55°)
OKLab	oklab(38.68% -0.0397 0.0693)
OKLCH	oklch(38.68% 0.08 119.8)
XYZ	xyz(4.5999, 5.9948, 1.4450)
Luminance	0.0600 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F4A11 #1C114A

analogous

#4A3811 #3F4A11 #224A11

triadic

#3F4A11 #113F4A #4A113F

tetradic

#3F4A11 #114A38 #1C114A #4A1122

square

#3F4A11 #114A38 #1C114A #4A1122

split-complementary

#3F4A11 #11224A #38114A

monochromatic

#151906 #151906 #3F4A11 #697C1C #94AE28

Accessibility & contrast

On white

9.55

#3F4A11 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#3F4A11 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F4A11

9.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F4A11	#FFFFFF	#000000	##FFFFFF
##3F4A11	1.00	9.55	2.20	9.55
#FFFFFF	9.55	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F4508

Deuteranopia (green-blind)

#4E4516

Tritanopia (blue-blind)

#43463F

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #3f4a11;
/* rgb */ color: rgb(63, 74, 17);
/* oklch */ color: oklch(38.7% 0.080 119.8);

Tailwind

colors: {
  custom: {
    50: '#767c53',
    500: '#3f4a11',
    950: '#000000',
  },
}

SCSS

$custom: #3f4a11;
$custom-light: #767c53;
$custom-dark: #000000;

JSON

{
  "hex": "#3f4a11",
  "rgb": {
    "r": 63,
    "g": 74,
    "b": 17
  },
  "hsl": {
    "h": 71.579,
    "s": 62.637,
    "l": 17.843
  },
  "oklch": {
    "l": 0.38676,
    "c": 0.07989,
    "h": 119.8
  },
  "luminance": 0.05995
}

Semantic roles & 50–950 ramp

primary

#3F4A11

secondary

#433383

accent

#42E662

background

#F7F7F4

surface

#EDEEE7

border

#C8C9C3

text

#090903

muted

#7B7B78

Preview Lab

Preview with #3F4A11

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

Preview Lab → · Contrast checker → · Palette generator →