#3FCB40#3FCB40

#3FCB40 is a light, highly saturated green. Relative luminance 0.441; OKLCH L 74.1% C 0.215 H 143.1°. Best body text is #000000 at 9.83:1 contrast (WCAG AA passes).

Color values

HEX	#3FCB40
RGB	rgb(63, 203, 64)
HSL	hsl(120, 57%, 52%)
HSV	hsv(120, 69%, 80%)
CMYK	cmyk(69%, 0%, 68.5%, 20.4%)
CIE-LAB	lab(72.32, -63.22, 56.16)
CIE-LCH	lch(72.32, 84.56, 138.38°)
OKLab	oklab(74.05% -0.1716 0.1288)
OKLCH	oklch(74.05% 0.215 143.1)
XYZ	xyz(24.3298, 44.1362, 12.0864)
Luminance	0.4414 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FCB40 #CB3FCA

analogous

#84CB3F #3FCB40 #3FCB86

triadic

#3FCB40 #403FCB #CB403F

tetradic

#3FCB40 #3F84CB #CB3FCA #CB863F

square

#3FCB40 #3F84CB #CB3FCA #CB863F

split-complementary

#3FCB40 #863FCB #CB3F84

monochromatic

#1F711F #2CA12C #3FCB40 #6FD870 #9FE5A0

Accessibility & contrast

On white

2.14

#3FCB40 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.83

#3FCB40 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FCB40

9.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FCB40	#FFFFFF	#000000	##000000
##3FCB40	1.00	2.14	9.83	9.83
#FFFFFF	2.14	1.00	21.00	21.00
#000000	9.83	21.00	1.00	1.00
##000000	9.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CFB82C

Deuteranopia (green-blind)

#BFAD4D

Tritanopia (blue-blind)

#15C5AF

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #3fcb40;
/* rgb */ color: rgb(63, 203, 64);
/* oklch */ color: oklch(74.1% 0.215 143.1);

Tailwind

colors: {
  custom: {
    50: '#87dc7c',
    500: '#3fcb40',
    950: '#000000',
  },
}

SCSS

$custom: #3fcb40;
$custom-light: #87dc7c;
$custom-dark: #000000;

JSON

{
  "hex": "#3fcb40",
  "rgb": {
    "r": 63,
    "g": 203,
    "b": 64
  },
  "hsl": {
    "h": 120.429,
    "s": 57.377,
    "l": 52.157
  },
  "oklch": {
    "l": 0.74051,
    "c": 0.21453,
    "h": 143.1
  },
  "luminance": 0.44139
}

Semantic roles & 50–950 ramp

primary

#3FCB40

secondary

#D194D1

accent

#47E0E1

background

#F9FDF7

surface

#F1FBEE

border

#CBD4C9

text

#0D150A

muted

#7E837C

Preview Lab

Preview with #3FCB40

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

Preview Lab → · Contrast checker → · Palette generator →