#3F9F12#3F9F12

#3F9F12 is a light, vivid green. Relative luminance 0.259; OKLCH L 62.1% C 0.188 H 138.7°. Best body text is #000000 at 6.18:1 contrast (WCAG AA passes).

Color values

HEX	#3F9F12
RGB	rgb(63, 159, 18)
HSL	hsl(101, 80%, 35%)
HSV	hsv(101, 89%, 62%)
CMYK	cmyk(60.4%, 0%, 88.7%, 37.6%)
CIE-LAB	lab(57.94, -51.18, 56.81)
CIE-LCH	lch(57.94, 76.47, 132.02°)
OKLab	oklab(62.06% -0.1414 0.124)
OKLCH	oklch(62.06% 0.188 138.7)
XYZ	xyz(14.5566, 25.8954, 4.8034)
Luminance	0.2590 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F9F12 #72129F

analogous

#869F12 #3F9F12 #129F2C

triadic

#3F9F12 #123F9F #9F123F

tetradic

#3F9F12 #12869F #72129F #9F2C12

square

#3F9F12 #12869F #72129F #9F2C12

split-complementary

#3F9F12 #2C129F #9F1286

monochromatic

#133106 #29680C #3F9F12 #55D618 #77EA42

Accessibility & contrast

On white

3.40

#3F9F12 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.18

#3F9F12 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F9F12

6.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F9F12	#FFFFFF	#000000	##000000
##3F9F12	1.00	3.40	6.18	6.18
#FFFFFF	3.40	1.00	21.00	21.00
#000000	6.18	21.00	1.00	1.00
##000000	6.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A49000

Deuteranopia (green-blind)

#988827

Tritanopia (blue-blind)

#349987

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #3f9f12;
/* rgb */ color: rgb(63, 159, 18);
/* oklch */ color: oklch(62.1% 0.188 138.7);

Tailwind

colors: {
  custom: {
    50: '#80bc61',
    500: '#3f9f12',
    950: '#000000',
  },
}

SCSS

$custom: #3f9f12;
$custom-light: #80bc61;
$custom-dark: #000000;

JSON

{
  "hex": "#3f9f12",
  "rgb": {
    "r": 63,
    "g": 159,
    "b": 18
  },
  "hsl": {
    "h": 100.851,
    "s": 79.661,
    "l": 34.706
  },
  "oklch": {
    "l": 0.62058,
    "c": 0.18806,
    "h": 138.7
  },
  "luminance": 0.25897
}

Semantic roles & 50–950 ramp

primary

#3F9F12

secondary

#9F43CA

accent

#32F6B7

background

#F8FBF6

surface

#F0F6EB

border

#CBD0C6

text

#0B1206

muted

#7C817A

Preview Lab

Preview with #3F9F12

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

Preview Lab → · Contrast checker → · Palette generator →