#3F5A16#3F5A16

#3F5A16 is a dark, moderate yellow-green. Relative luminance 0.084; OKLCH L 43.1% C 0.099 H 128.8°. Best body text is #FFFFFF at 7.82:1 contrast (WCAG AA passes).

Color values

HEX	#3F5A16
RGB	rgb(63, 90, 22)
HSL	hsl(84, 61%, 22%)
HSV	hsv(84, 76%, 35%)
CMYK	cmyk(30%, 0%, 75.6%, 64.7%)
CIE-LAB	lab(34.86, -21.79, 34.24)
CIE-LCH	lch(34.86, 40.59, 122.47°)
OKLab	oklab(43.1% -0.062 0.0772)
OKLCH	oklch(43.1% 0.099 128.8)
XYZ	xyz(5.8509, 8.4269, 2.0772)
Luminance	0.0843 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F5A16 #31165A

analogous

#5A5316 #3F5A16 #1D5A16

triadic

#3F5A16 #163F5A #5A163F

tetradic

#3F5A16 #165A53 #31165A #5A161D

square

#3F5A16 #165A53 #31165A #5A161D

split-complementary

#3F5A16 #161D5A #53165A

monochromatic

#111906 #1D290A #3F5A16 #618B22 #84BC2E

Accessibility & contrast

On white

7.82

#3F5A16 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#3F5A16 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F5A16

7.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F5A16	#FFFFFF	#000000	##FFFFFF
##3F5A16	1.00	7.82	2.69	7.82
#FFFFFF	7.82	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F530B

Deuteranopia (green-blind)

#5B511C

Tritanopia (blue-blind)

#41564D

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #3f5a16;
/* rgb */ color: rgb(63, 90, 22);
/* oklch */ color: oklch(43.1% 0.099 128.8);

Tailwind

colors: {
  custom: {
    50: '#778858',
    500: '#3f5a16',
    950: '#000000',
  },
}

SCSS

$custom: #3f5a16;
$custom-light: #778858;
$custom-dark: #000000;

JSON

{
  "hex": "#3f5a16",
  "rgb": {
    "r": 63,
    "g": 90,
    "b": 22
  },
  "hsl": {
    "h": 83.824,
    "s": 60.714,
    "l": 21.961
  },
  "oklch": {
    "l": 0.43104,
    "c": 0.09902,
    "h": 128.8
  },
  "luminance": 0.08427
}

Semantic roles & 50–950 ramp

primary

#3F5A16

secondary

#5D3B91

accent

#44E483

background

#F7F8F5

surface

#EDF0E9

border

#C8CBC5

text

#090B03

muted

#7B7C78

Preview Lab

Preview with #3F5A16

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

Preview Lab → · Contrast checker → · Palette generator →