#3F5912#3F5912

#3F5912 is a dark, moderate yellow-green. Relative luminance 0.082; OKLCH L 42.8% C 0.100 H 128.0°. Best body text is #FFFFFF at 7.93:1 contrast (WCAG AA passes).

Color values

HEX	#3F5912
RGB	rgb(63, 89, 18)
HSL	hsl(82, 66%, 21%)
HSV	hsv(82, 80%, 35%)
CMYK	cmyk(29.2%, 0%, 79.8%, 65.1%)
CIE-LAB	lab(34.49, -21.55, 35.53)
CIE-LCH	lch(34.49, 41.55, 121.24°)
OKLab	oklab(42.8% -0.0618 0.0792)
OKLCH	oklch(42.8% 0.1 128)
XYZ	xyz(5.7315, 8.2451, 1.8616)
Luminance	0.0824 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F5912 #2C1259

analogous

#594F12 #3F5912 #1B5912

triadic

#3F5912 #123F59 #59123F

tetradic

#3F5912 #12594F #2C1259 #59121B

square

#3F5912 #12594F #2C1259 #59121B

split-complementary

#3F5912 #121B59 #4F1259

monochromatic

#121905 #1B2608 #3F5912 #638C1C #87BF27

Accessibility & contrast

On white

7.93

#3F5912 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#3F5912 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F5912

7.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F5912	#FFFFFF	#000000	##FFFFFF
##3F5912	1.00	7.93	2.65	7.93
#FFFFFF	7.93	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E5204

Deuteranopia (green-blind)

#5A5119

Tritanopia (blue-blind)

#41554B

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #3f5912;
/* rgb */ color: rgb(63, 89, 18);
/* oklch */ color: oklch(42.8% 0.100 128.0);

Tailwind

colors: {
  custom: {
    50: '#778856',
    500: '#3f5912',
    950: '#000000',
  },
}

SCSS

$custom: #3f5912;
$custom-light: #778856;
$custom-dark: #000000;

JSON

{
  "hex": "#3f5912",
  "rgb": {
    "r": 63,
    "g": 89,
    "b": 18
  },
  "hsl": {
    "h": 81.972,
    "s": 66.355,
    "l": 20.98
  },
  "oklch": {
    "l": 0.42795,
    "c": 0.10041,
    "h": 128
  },
  "luminance": 0.08245
}

Semantic roles & 50–950 ramp

primary

#3F5912

secondary

#573592

accent

#3FE97D

background

#F7F8F5

surface

#EDEFE9

border

#C8CAC5

text

#090B03

muted

#7B7C78

Preview Lab

Preview with #3F5912

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

Preview Lab → · Contrast checker → · Palette generator →