#3FB340#3FB340

#3FB340 is a light, vivid green. Relative luminance 0.337; OKLCH L 67.7% C 0.186 H 143.3°. Best body text is #000000 at 7.73:1 contrast (WCAG AA passes).

Color values

HEX	#3FB340
RGB	rgb(63, 179, 64)
HSL	hsl(121, 48%, 47%)
HSV	hsv(121, 65%, 70%)
CMYK	cmyk(64.8%, 0%, 64.2%, 29.8%)
CIE-LAB	lab(64.70, -54.99, 47.88)
CIE-LCH	lch(64.70, 72.91, 138.95°)
OKLab	oklab(67.74% -0.1493 0.1113)
OKLCH	oklch(67.74% 0.186 143.3)
XYZ	xyz(19.0943, 33.6652, 10.3413)
Luminance	0.3367 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FB340 #B33FB2

analogous

#78B33F #3FB340 #3FB37A

triadic

#3FB340 #403FB3 #B3403F

tetradic

#3FB340 #3F78B3 #B33FB2 #B37A3F

square

#3FB340 #3F78B3 #B33FB2 #B37A3F

split-complementary

#3FB340 #7A3FB3 #B33F78

monochromatic

#1F5820 #2F8630 #3FB340 #66C967 #93D994

Accessibility & contrast

On white

2.72

#3FB340 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.73

#3FB340 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FB340

7.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FB340	#FFFFFF	#000000	##000000
##3FB340	1.00	2.72	7.73	7.73
#FFFFFF	2.72	1.00	21.00	21.00
#000000	7.73	21.00	1.00	1.00
##000000	7.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B7A332

Deuteranopia (green-blind)

#A9994A

Tritanopia (blue-blind)

#25AE9B

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #3fb340;
/* rgb */ color: rgb(63, 179, 64);
/* oklch */ color: oklch(67.7% 0.186 143.3);

Tailwind

colors: {
  custom: {
    50: '#82cb7a',
    500: '#3fb340',
    950: '#000000',
  },
}

SCSS

$custom: #3fb340;
$custom-light: #82cb7a;
$custom-dark: #000000;

JSON

{
  "hex": "#3fb340",
  "rgb": {
    "r": 63,
    "g": 179,
    "b": 64
  },
  "hsl": {
    "h": 120.517,
    "s": 47.934,
    "l": 47.451
  },
  "oklch": {
    "l": 0.67739,
    "c": 0.18621,
    "h": 143.3
  },
  "luminance": 0.33667
}

Semantic roles & 50–950 ramp

primary

#3FB340

secondary

#C489C4

accent

#50D6D8

background

#F8FCF7

surface

#F0F9EE

border

#CBD2C9

text

#0C1309

muted

#7D827B

Preview Lab

Preview with #3FB340

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

Preview Lab → · Contrast checker → · Palette generator →