#3F8F17#3F8F17

#3F8F17 is a mid, vivid green. Relative luminance 0.208; OKLCH L 57.7% C 0.168 H 138.0°. Best body text is #000000 at 5.15:1 contrast (WCAG AA passes).

Color values

HEX	#3F8F17
RGB	rgb(63, 143, 23)
HSL	hsl(100, 72%, 33%)
HSV	hsv(100, 84%, 56%)
CMYK	cmyk(55.9%, 0%, 83.9%, 43.9%)
CIE-LAB	lab(52.69, -45.05, 50.94)
CIE-LCH	lch(52.69, 68.00, 131.49°)
OKLab	oklab(57.73% -0.1248 0.1123)
OKLCH	oklch(57.73% 0.168 138)
XYZ	xyz(12.0266, 20.7626, 4.1843)
Luminance	0.2076 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F8F17 #67178F

analogous

#7B8F17 #3F8F17 #178F2B

triadic

#3F8F17 #173F8F #8F173F

tetradic

#3F8F17 #177B8F #67178F #8F2B17

square

#3F8F17 #177B8F #67178F #8F2B17

split-complementary

#3F8F17 #2B178F #8F177B

monochromatic

#112606 #285A0F #3F8F17 #56C41F #76E040

Accessibility & contrast

On white

4.08

#3F8F17 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.15

#3F8F17 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F8F17

5.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F8F17	#FFFFFF	#000000	##000000
##3F8F17	1.00	4.08	5.15	5.15
#FFFFFF	4.08	1.00	21.00	21.00
#000000	5.15	21.00	1.00	1.00
##000000	5.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#948200

Deuteranopia (green-blind)

#8A7B26

Tritanopia (blue-blind)

#388A79

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #3f8f17;
/* rgb */ color: rgb(63, 143, 23);
/* oklch */ color: oklch(57.7% 0.168 138.0);

Tailwind

colors: {
  custom: {
    50: '#7eb060',
    500: '#3f8f17',
    950: '#000000',
  },
}

SCSS

$custom: #3f8f17;
$custom-light: #7eb060;
$custom-dark: #000000;

JSON

{
  "hex": "#3f8f17",
  "rgb": {
    "r": 63,
    "g": 143,
    "b": 23
  },
  "hsl": {
    "h": 100,
    "s": 72.289,
    "l": 32.549
  },
  "oklch": {
    "l": 0.57727,
    "c": 0.16786,
    "h": 138
  },
  "luminance": 0.20764
}

Semantic roles & 50–950 ramp

primary

#3F8F17

secondary

#9641C1

accent

#39EFB2

background

#F8FAF6

surface

#EFF5EB

border

#CACFC6

text

#0B1105

muted

#7C807A

Preview Lab

Preview with #3F8F17

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

Preview Lab → · Contrast checker → · Palette generator →