#3FBB5B#3FBB5B

#3FBB5B is a light, vivid green. Relative luminance 0.374; OKLCH L 70.2% C 0.174 H 147.6°. Best body text is #000000 at 8.47:1 contrast (WCAG AA passes).

Color values

HEX	#3FBB5B
RGB	rgb(63, 187, 91)
HSL	hsl(134, 50%, 49%)
HSV	hsv(134, 66%, 73%)
CMYK	cmyk(66.3%, 0%, 51.3%, 26.7%)
CIE-LAB	lab(67.54, -54.46, 38.58)
CIE-LCH	lch(67.54, 66.74, 144.68°)
OKLab	oklab(70.18% -0.1469 0.0932)
OKLCH	oklch(70.18% 0.174 147.6)
XYZ	xyz(21.7070, 37.3505, 15.9609)
Luminance	0.3735 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FBB5B #BB3F9F

analogous

#61BB3F #3FBB5B #3FBB99

triadic

#3FBB5B #5B3FBB #BB5B3F

tetradic

#3FBB5B #3F61BB #BB3F9F #BB993F

square

#3FBB5B #3F61BB #BB3F9F #BB993F

split-complementary

#3FBB5B #993FBB #BB3F61

monochromatic

#205F2E #308D45 #3FBB5B #6ACD81 #98DCA7

Accessibility & contrast

On white

2.48

#3FBB5B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.47

#3FBB5B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FBB5B

8.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FBB5B	#FFFFFF	#000000	##000000
##3FBB5B	1.00	2.48	8.47	8.47
#FFFFFF	2.48	1.00	21.00	21.00
#000000	8.47	21.00	1.00	1.00
##000000	8.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BDAB53

Deuteranopia (green-blind)

#AEA062

Tritanopia (blue-blind)

#11B7A5

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #3fbb5b;
/* rgb */ color: rgb(63, 187, 91);
/* oklch */ color: oklch(70.2% 0.174 147.6);

Tailwind

colors: {
  custom: {
    50: '#83d08b',
    500: '#3fbb5b',
    950: '#000000',
  },
}

SCSS

$custom: #3fbb5b;
$custom-light: #83d08b;
$custom-dark: #000000;

JSON

{
  "hex": "#3fbb5b",
  "rgb": {
    "r": 63,
    "g": 187,
    "b": 91
  },
  "hsl": {
    "h": 133.548,
    "s": 49.6,
    "l": 49.02
  },
  "oklch": {
    "l": 0.70184,
    "c": 0.17394,
    "h": 147.6
  },
  "luminance": 0.37353
}

Semantic roles & 50–950 ramp

primary

#3FBB5B

secondary

#C88EBB

accent

#4FBAD9

background

#F8FCF8

surface

#F0F9F0

border

#CBD2CB

text

#0C140C

muted

#7D827D

Preview Lab

Preview with #3FBB5B

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

Preview Lab → · Contrast checker → · Palette generator →