#3FB04B#3FB04B

#3FB04B is a light, vivid green. Relative luminance 0.326; OKLCH L 67.1% C 0.174 H 145.1°. Best body text is #000000 at 7.52:1 contrast (WCAG AA passes).

Color values

HEX	#3FB04B
RGB	rgb(63, 176, 75)
HSL	hsl(126, 47%, 47%)
HSV	hsv(126, 64%, 69%)
CMYK	cmyk(64.2%, 0%, 57.4%, 31%)
CIE-LAB	lab(63.85, -52.62, 41.89)
CIE-LCH	lch(63.85, 67.26, 141.47°)
OKLab	oklab(67.07% -0.1424 0.0994)
OKLCH	oklch(67.07% 0.174 145.1)
XYZ	xyz(18.8440, 32.6135, 11.9572)
Luminance	0.3261 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FB04B #B03FA4

analogous

#6CB03F #3FB04B #3FB084

triadic

#3FB04B #4B3FB0 #B04B3F

tetradic

#3FB04B #3F6CB0 #B03FA4 #B0843F

square

#3FB04B #3F6CB0 #B03FA4 #B0843F

split-complementary

#3FB04B #843FB0 #B03F6C

monochromatic

#1F5625 #2F8338 #3FB04B #65C86F #92D899

Accessibility & contrast

On white

2.79

#3FB04B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.52

#3FB04B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FB04B

7.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FB04B	#FFFFFF	#000000	##000000
##3FB04B	1.00	2.79	7.52	7.52
#FFFFFF	2.79	1.00	21.00	21.00
#000000	7.52	21.00	1.00	1.00
##000000	7.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B3A141

Deuteranopia (green-blind)

#A59753

Tritanopia (blue-blind)

#23AC9A

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #3fb04b;
/* rgb */ color: rgb(63, 176, 75);
/* oklch */ color: oklch(67.1% 0.174 145.1);

Tailwind

colors: {
  custom: {
    50: '#81c980',
    500: '#3fb04b',
    950: '#000000',
  },
}

SCSS

$custom: #3fb04b;
$custom-light: #81c980;
$custom-dark: #000000;

JSON

{
  "hex": "#3fb04b",
  "rgb": {
    "r": 63,
    "g": 176,
    "b": 75
  },
  "hsl": {
    "h": 126.372,
    "s": 47.28,
    "l": 46.863
  },
  "oklch": {
    "l": 0.67073,
    "c": 0.17366,
    "h": 145.1
  },
  "luminance": 0.32615
}

Semantic roles & 50–950 ramp

primary

#3FB04B

secondary

#C388BD

accent

#51C9D7

background

#F8FCF8

surface

#F0F8EF

border

#CBD1CA

text

#0B130A

muted

#7C827C

Preview Lab

Preview with #3FB04B

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

Preview Lab → · Contrast checker → · Palette generator →