#3FCE39#3FCE39

#3FCE39 is a light, highly saturated green. Relative luminance 0.455; OKLCH L 74.8% C 0.222 H 142.5°. Best body text is #000000 at 10.10:1 contrast (WCAG AA passes).

Color values

HEX	#3FCE39
RGB	rgb(63, 206, 57)
HSL	hsl(118, 60%, 52%)
HSV	hsv(118, 72%, 81%)
CMYK	cmyk(69.4%, 0%, 72.3%, 19.2%)
CIE-LAB	lab(73.21, -64.79, 59.72)
CIE-LCH	lch(73.21, 88.12, 137.33°)
OKLab	oklab(74.78% -0.1762 0.1354)
OKLCH	oklch(74.78% 0.222 142.5)
XYZ	xyz(24.8583, 45.4921, 11.3409)
Luminance	0.4550 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FCE39 #C839CE

analogous

#8ACE39 #3FCE39 #39CE7E

triadic

#3FCE39 #393FCE #CE393F

tetradic

#3FCE39 #398ACE #C839CE #CE7E39

square

#3FCE39 #398ACE #C839CE #CE7E39

split-complementary

#3FCE39 #7E39CE #CE398A

monochromatic

#1F711C #2DA228 #3FCE39 #6FDA6A #9EE69B

Accessibility & contrast

On white

2.08

#3FCE39 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.10

#3FCE39 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FCE39

10.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FCE39	#FFFFFF	#000000	##000000
##3FCE39	1.00	2.08	10.10	10.10
#FFFFFF	2.08	1.00	21.00	21.00
#000000	10.10	21.00	1.00	1.00
##000000	10.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D3BB1E

Deuteranopia (green-blind)

#C2AF48

Tritanopia (blue-blind)

#15C8B1

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #3fce39;
/* rgb */ color: rgb(63, 206, 57);
/* oklch */ color: oklch(74.8% 0.222 142.5);

Tailwind

colors: {
  custom: {
    50: '#88de78',
    500: '#3fce39',
    950: '#000000',
  },
}

SCSS

$custom: #3fce39;
$custom-light: #88de78;
$custom-dark: #000000;

JSON

{
  "hex": "#3fce39",
  "rgb": {
    "r": 63,
    "g": 206,
    "b": 57
  },
  "hsl": {
    "h": 117.584,
    "s": 60.324,
    "l": 51.569
  },
  "oklch": {
    "l": 0.74778,
    "c": 0.2222,
    "h": 142.5
  },
  "luminance": 0.45495
}

Semantic roles & 50–950 ramp

primary

#3FCE39

secondary

#D091D2

accent

#44E3DD

background

#F9FDF7

surface

#F1FBEE

border

#CBD4C9

text

#0D1509

muted

#7E837B

Preview Lab

Preview with #3FCE39

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

Preview Lab → · Contrast checker → · Palette generator →