#3FCC3B#3FCC3B

#3FCC3B is a light, highly saturated green. Relative luminance 0.446; OKLCH L 74.3% C 0.219 H 142.6°. Best body text is #000000 at 9.91:1 contrast (WCAG AA passes).

Color values

HEX	#3FCC3B
RGB	rgb(63, 204, 59)
HSL	hsl(118, 59%, 52%)
HSV	hsv(118, 71%, 80%)
CMYK	cmyk(69.1%, 0%, 71.1%, 20%)
CIE-LAB	lab(72.60, -63.98, 58.36)
CIE-LCH	lch(72.60, 86.60, 137.63°)
OKLab	oklab(74.27% -0.1739 0.1328)
OKLCH	oklch(74.27% 0.219 142.6)
XYZ	xyz(24.4307, 44.5556, 11.4494)
Luminance	0.4456 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FCC3B #C83BCC

analogous

#88CC3B #3FCC3B #3BCC80

triadic

#3FCC3B #3B3FCC #CC3B3F

tetradic

#3FCC3B #3B88CC #C83BCC #CC803B

square

#3FCC3B #3B88CC #C83BCC #CC803B

split-complementary

#3FCC3B #803BCC #CC3B88

monochromatic

#1F701D #2DA02A #3FCC3B #6FD96C #9EE59C

Accessibility & contrast

On white

2.12

#3FCC3B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.91

#3FCC3B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FCC3B

9.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FCC3B	#FFFFFF	#000000	##000000
##3FCC3B	1.00	2.12	9.91	9.91
#FFFFFF	2.12	1.00	21.00	21.00
#000000	9.91	21.00	1.00	1.00
##000000	9.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D1B923

Deuteranopia (green-blind)

#C0AE4A

Tritanopia (blue-blind)

#16C6AF

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #3fcc3b;
/* rgb */ color: rgb(63, 204, 59);
/* oklch */ color: oklch(74.3% 0.219 142.6);

Tailwind

colors: {
  custom: {
    50: '#87dd79',
    500: '#3fcc3b',
    950: '#000000',
  },
}

SCSS

$custom: #3fcc3b;
$custom-light: #87dd79;
$custom-dark: #000000;

JSON

{
  "hex": "#3fcc3b",
  "rgb": {
    "r": 63,
    "g": 204,
    "b": 59
  },
  "hsl": {
    "h": 118.345,
    "s": 58.704,
    "l": 51.569
  },
  "oklch": {
    "l": 0.74271,
    "c": 0.21879,
    "h": 142.6
  },
  "luminance": 0.44558
}

Semantic roles & 50–950 ramp

primary

#3FCC3B

secondary

#D092D1

accent

#46E2DE

background

#F9FDF7

surface

#F1FBEE

border

#CBD4C9

text

#0D150A

muted

#7E837C

Preview Lab

Preview with #3FCC3B

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

Preview Lab → · Contrast checker → · Palette generator →