#3FCF40#3FCF40

#3FCF40 is a light, highly saturated green. Relative luminance 0.461; OKLCH L 75.1% C 0.219 H 143.1°. Best body text is #000000 at 10.21:1 contrast (WCAG AA passes).

Color values

HEX	#3FCF40
RGB	rgb(63, 207, 64)
HSL	hsl(120, 60%, 53%)
HSV	hsv(120, 70%, 81%)
CMYK	cmyk(69.6%, 0%, 69.1%, 18.8%)
CIE-LAB	lab(73.58, -64.53, 57.49)
CIE-LCH	lch(73.58, 86.42, 138.30°)
OKLab	oklab(75.09% -0.1752 0.1316)
OKLCH	oklch(75.09% 0.219 143.1)
XYZ	xyz(25.2866, 46.0498, 12.4054)
Luminance	0.4605 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FCF40 #CF3FCE

analogous

#86CF3F #3FCF40 #3FCF88

triadic

#3FCF40 #403FCF #CF403F

tetradic

#3FCF40 #3F86CF #CF3FCE #CF883F

square

#3FCF40 #3F86CF #CF3FCE #CF883F

split-complementary

#3FCF40 #883FCF #CF3F86

monochromatic

#1E761E #2AA72B #3FCF40 #70DB71 #A1E7A1

Accessibility & contrast

On white

2.06

#3FCF40 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.21

#3FCF40 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FCF40

10.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FCF40	#FFFFFF	#000000	##000000
##3FCF40	1.00	2.06	10.21	10.21
#FFFFFF	2.06	1.00	21.00	21.00
#000000	10.21	21.00	1.00	1.00
##000000	10.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D3BC2B

Deuteranopia (green-blind)

#C3B04E

Tritanopia (blue-blind)

#10C9B2

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #3fcf40;
/* rgb */ color: rgb(63, 207, 64);
/* oklch */ color: oklch(75.1% 0.219 143.1);

Tailwind

colors: {
  custom: {
    50: '#88df7c',
    500: '#3fcf40',
    950: '#000000',
  },
}

SCSS

$custom: #3fcf40;
$custom-light: #88df7c;
$custom-dark: #000000;

JSON

{
  "hex": "#3fcf40",
  "rgb": {
    "r": 63,
    "g": 207,
    "b": 64
  },
  "hsl": {
    "h": 120.417,
    "s": 60,
    "l": 52.941
  },
  "oklch": {
    "l": 0.75094,
    "c": 0.21906,
    "h": 143.1
  },
  "luminance": 0.46053
}

Semantic roles & 50–950 ramp

primary

#3FCF40

secondary

#D496D4

accent

#45E2E3

background

#F9FDF7

surface

#F1FBEE

border

#CBD4C9

text

#0D150A

muted

#7E837C

Preview Lab

Preview with #3FCF40

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

Preview Lab → · Contrast checker → · Palette generator →