#3FBC4E#3FBC4E

#3FBC4E is a light, vivid green. Relative luminance 0.376; OKLCH L 70.3% C 0.186 H 145.2°. Best body text is #000000 at 8.51:1 contrast (WCAG AA passes).

Color values

HEX	#3FBC4E
RGB	rgb(63, 188, 78)
HSL	hsl(127, 50%, 49%)
HSV	hsv(127, 66%, 74%)
CMYK	cmyk(66.5%, 0%, 58.5%, 26.3%)
CIE-LAB	lab(67.70, -56.58, 45.01)
CIE-LCH	lch(67.70, 72.30, 141.50°)
OKLab	oklab(70.27% -0.153 0.1064)
OKLCH	oklch(70.27% 0.186 145.2)
XYZ	xyz(21.4069, 37.5710, 13.3300)
Luminance	0.3757 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FBC4E #BC3FAD

analogous

#6FBC3F #3FBC4E #3FBC8D

triadic

#3FBC4E #4E3FBC #BC4E3F

tetradic

#3FBC4E #3F6FBC #BC3FAD #BC8D3F

square

#3FBC4E #3F6FBC #BC3FAD #BC8D3F

split-complementary

#3FBC4E #8D3FBC #BC3F6F

monochromatic

#206028 #308E3B #3FBC4E #6BCD77 #99DDA1

Accessibility & contrast

On white

2.47

#3FBC4E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.51

#3FBC4E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FBC4E

8.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FBC4E	#FFFFFF	#000000	##000000
##3FBC4E	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)

#BFAB43

Deuteranopia (green-blind)

#B0A157

Tritanopia (blue-blind)

#1AB7A4

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #3fbc4e;
/* rgb */ color: rgb(63, 188, 78);
/* oklch */ color: oklch(70.3% 0.186 145.2);

Tailwind

colors: {
  custom: {
    50: '#83d183',
    500: '#3fbc4e',
    950: '#000000',
  },
}

SCSS

$custom: #3fbc4e;
$custom-light: #83d183;
$custom-dark: #000000;

JSON

{
  "hex": "#3fbc4e",
  "rgb": {
    "r": 63,
    "g": 188,
    "b": 78
  },
  "hsl": {
    "h": 127.2,
    "s": 49.801,
    "l": 49.216
  },
  "oklch": {
    "l": 0.7027,
    "c": 0.18636,
    "h": 145.2
  },
  "luminance": 0.37573
}

Semantic roles & 50–950 ramp

primary

#3FBC4E

secondary

#C98EC2

accent

#4EC9D9

background

#F8FDF8

surface

#F0FAEF

border

#CBD3CA

text

#0C140B

muted

#7D837C

Preview Lab

Preview with #3FBC4E

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

Preview Lab → · Contrast checker → · Palette generator →