#3F5E10#3F5E10

#3F5E10 is a dark, moderate yellow-green. Relative luminance 0.091; OKLCH L 44.2% C 0.109 H 129.5°. Best body text is #FFFFFF at 7.45:1 contrast (WCAG AA passes).

Color values

HEX	#3F5E10
RGB	rgb(63, 94, 16)
HSL	hsl(84, 71%, 22%)
HSV	hsv(84, 83%, 37%)
CMYK	cmyk(33%, 0%, 83%, 63.1%)
CIE-LAB	lab(36.17, -24.20, 37.88)
CIE-LCH	lch(36.17, 44.95, 122.58°)
OKLab	oklab(44.16% -0.0691 0.0838)
OKLCH	oklch(44.16% 0.109 129.5)
XYZ	xyz(6.1461, 9.0994, 1.9226)
Luminance	0.0910 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F5E10 #2F105E

analogous

#5E5610 #3F5E10 #185E10

triadic

#3F5E10 #103F5E #5E103F

tetradic

#3F5E10 #105E56 #2F105E #5E1018

square

#3F5E10 #105E56 #2F105E #5E1018

split-complementary

#3F5E10 #10185E #56105E

monochromatic

#121A04 #1C2A07 #3F5E10 #629219 #85C722

Accessibility & contrast

On white

7.45

#3F5E10 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.82

#3F5E10 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F5E10

7.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F5E10	#FFFFFF	#000000	##FFFFFF
##3F5E10	1.00	7.45	2.82	7.45
#FFFFFF	7.45	1.00	21.00	1.00
#000000	2.82	21.00	1.00	21.00
##FFFFFF	7.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#635700

Deuteranopia (green-blind)

#5F5418

Tritanopia (blue-blind)

#41594F

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #3f5e10;
/* rgb */ color: rgb(63, 94, 16);
/* oklch */ color: oklch(44.2% 0.109 129.5);

Tailwind

colors: {
  custom: {
    50: '#778c56',
    500: '#3f5e10',
    950: '#000000',
  },
}

SCSS

$custom: #3f5e10;
$custom-light: #778c56;
$custom-dark: #000000;

JSON

{
  "hex": "#3f5e10",
  "rgb": {
    "r": 63,
    "g": 94,
    "b": 16
  },
  "hsl": {
    "h": 83.846,
    "s": 70.909,
    "l": 21.569
  },
  "oklch": {
    "l": 0.44163,
    "c": 0.1086,
    "h": 129.5
  },
  "luminance": 0.091
}

Semantic roles & 50–950 ramp

primary

#3F5E10

secondary

#5B3397

accent

#3AEE81

background

#F7F8F5

surface

#EDF0E9

border

#C8CBC5

text

#090C03

muted

#7B7D78

Preview Lab

Preview with #3F5E10

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

Preview Lab → · Contrast checker → · Palette generator →