#3FBC4B#3FBC4B

#3FBC4B is a light, vivid green. Relative luminance 0.375; OKLCH L 70.2% C 0.189 H 144.7°. Best body text is #000000 at 8.51:1 contrast (WCAG AA passes).

Color values

HEX	#3FBC4B
RGB	rgb(63, 188, 75)
HSL	hsl(126, 50%, 49%)
HSV	hsv(126, 66%, 74%)
CMYK	cmyk(66.5%, 0%, 60.1%, 26.3%)
CIE-LAB	lab(67.67, -56.94, 46.35)
CIE-LCH	lch(67.67, 73.42, 140.86°)
OKLab	oklab(70.23% -0.1541 0.1091)
OKLCH	oklch(70.23% 0.189 144.7)
XYZ	xyz(21.3018, 37.5290, 12.7765)
Luminance	0.3753 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FBC4B #BC3FB0

analogous

#72BC3F #3FBC4B #3FBC8A

triadic

#3FBC4B #4B3FBC #BC4B3F

tetradic

#3FBC4B #3F72BC #BC3FB0 #BC8A3F

square

#3FBC4B #3F72BC #BC3FB0 #BC8A3F

split-complementary

#3FBC4B #8A3FBC #BC3F72

monochromatic

#206026 #308E39 #3FBC4B #6BCD74 #99DD9F

Accessibility & contrast

On white

2.47

#3FBC4B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.51

#3FBC4B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FBC4B

8.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FBC4B	#FFFFFF	#000000	##000000
##3FBC4B	1.00	2.47	8.51	8.51
#FFFFFF	2.47	1.00	21.00	21.00
#000000	8.51	21.00	1.00	1.00
##000000	8.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BFAB3F

Deuteranopia (green-blind)

#B0A154

Tritanopia (blue-blind)

#1BB7A4

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #3fbc4b;
/* rgb */ color: rgb(63, 188, 75);
/* oklch */ color: oklch(70.2% 0.189 144.7);

Tailwind

colors: {
  custom: {
    50: '#84d181',
    500: '#3fbc4b',
    950: '#000000',
  },
}

SCSS

$custom: #3fbc4b;
$custom-light: #84d181;
$custom-dark: #000000;

JSON

{
  "hex": "#3fbc4b",
  "rgb": {
    "r": 63,
    "g": 188,
    "b": 75
  },
  "hsl": {
    "h": 125.76,
    "s": 49.801,
    "l": 49.216
  },
  "oklch": {
    "l": 0.70234,
    "c": 0.18878,
    "h": 144.7
  },
  "luminance": 0.37531
}

Semantic roles & 50–950 ramp

primary

#3FBC4B

secondary

#C98EC3

accent

#4ECCD9

background

#F8FDF8

surface

#F0FAEF

border

#CBD3CA

text

#0C140B

muted

#7D837C

Preview Lab

Preview with #3FBC4B

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

Preview Lab → · Contrast checker → · Palette generator →