#3FB13B#3FB13B

#3FB13B is a light, vivid green. Relative luminance 0.328; OKLCH L 67.2% C 0.187 H 142.7°. Best body text is #000000 at 7.56:1 contrast (WCAG AA passes).

Color values

HEX	#3FB13B
RGB	rgb(63, 177, 59)
HSL	hsl(118, 50%, 46%)
HSV	hsv(118, 67%, 69%)
CMYK	cmyk(64.4%, 0%, 66.7%, 30.6%)
CIE-LAB	lab(64.01, -54.79, 49.27)
CIE-LCH	lch(64.01, 73.69, 138.04°)
OKLab	oklab(67.16% -0.149 0.1137)
OKLCH	oklch(67.16% 0.187 142.7)
XYZ	xyz(18.5604, 32.8150, 9.4926)
Luminance	0.3282 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FB13B #AD3BB1

analogous

#7AB13B #3FB13B #3BB172

triadic

#3FB13B #3B3FB1 #B13B3F

tetradic

#3FB13B #3B7AB1 #AD3BB1 #B1723B

square

#3FB13B #3B7AB1 #AD3BB1 #B1723B

split-complementary

#3FB13B #723BB1 #B13B7A

monochromatic

#1E551C #2F832C #3FB13B #63CA5F #90D98D

Accessibility & contrast

On white

2.78

#3FB13B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.56

#3FB13B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FB13B

7.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FB13B	#FFFFFF	#000000	##000000
##3FB13B	1.00	2.78	7.56	7.56
#FFFFFF	2.78	1.00	21.00	21.00
#000000	7.56	21.00	1.00	1.00
##000000	7.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B5A12B

Deuteranopia (green-blind)

#A79746

Tritanopia (blue-blind)

#28AC99

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #3fb13b;
/* rgb */ color: rgb(63, 177, 59);
/* oklch */ color: oklch(67.2% 0.187 142.7);

Tailwind

colors: {
  custom: {
    50: '#82c976',
    500: '#3fb13b',
    950: '#000000',
  },
}

SCSS

$custom: #3fb13b;
$custom-light: #82c976;
$custom-dark: #000000;

JSON

{
  "hex": "#3fb13b",
  "rgb": {
    "r": 63,
    "g": 177,
    "b": 59
  },
  "hsl": {
    "h": 117.966,
    "s": 50,
    "l": 46.275
  },
  "oklch": {
    "l": 0.67158,
    "c": 0.18743,
    "h": 142.7
  },
  "luminance": 0.32817
}

Semantic roles & 50–950 ramp

primary

#3FB13B

secondary

#C284C4

accent

#4EDAD5

background

#F8FCF7

surface

#F0F8ED

border

#CBD1C8

text

#0C1309

muted

#7D827B

Preview Lab

Preview with #3FB13B

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

Preview Lab → · Contrast checker → · Palette generator →