#3FE243#3FE243

#3FE243 is a light, highly saturated green. Relative luminance 0.559; OKLCH L 80.0% C 0.238 H 143.2°. Best body text is #000000 at 12.17:1 contrast (WCAG AA passes).

Color values

HEX	#3FE243
RGB	rgb(63, 226, 67)
HSL	hsl(121, 74%, 57%)
HSV	hsv(121, 72%, 89%)
CMYK	cmyk(72.1%, 0%, 70.4%, 11.4%)
CIE-LAB	lab(79.53, -70.36, 62.58)
CIE-LCH	lch(79.53, 94.17, 138.35°)
OKLab	oklab(80.04% -0.1908 0.1426)
OKLCH	oklch(80.04% 0.238 143.2)
XYZ	xyz(30.2575, 55.8513, 14.4949)
Luminance	0.5585 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FE243 #E23FDE

analogous

#8DE23F #3FE243 #3FE294

triadic

#3FE243 #433FE2 #E2433F

tetradic

#3FE243 #3F8DE2 #E23FDE #E2943F

square

#3FE243 #3F8DE2 #E23FDE #E2943F

split-complementary

#3FE243 #943FE2 #E23F8D

monochromatic

#169119 #1EC622 #3FE243 #74EA77 #A9F2AB

Accessibility & contrast

On white

1.73

#3FE243 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.17

#3FE243 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FE243

12.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FE243	#FFFFFF	#000000	##000000
##3FE243	1.00	1.73	12.17	12.17
#FFFFFF	1.73	1.00	21.00	21.00
#000000	12.17	21.00	1.00	1.00
##000000	12.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E7CD29

Deuteranopia (green-blind)

#D4C053

Tritanopia (blue-blind)

#00DCC3

Achromatopsia (no color)

#C5C5C5

Design tokens & code

CSS

--color: #3fe243;
/* rgb */ color: rgb(63, 226, 67);
/* oklch */ color: oklch(80.0% 0.238 143.2);

Tailwind

colors: {
  custom: {
    50: '#8cec80',
    500: '#3fe243',
    950: '#000000',
  },
}

SCSS

$custom: #3fe243;
$custom-light: #8cec80;
$custom-dark: #000000;

JSON

{
  "hex": "#3fe243",
  "rgb": {
    "r": 63,
    "g": 226,
    "b": 67
  },
  "hsl": {
    "h": 121.472,
    "s": 73.756,
    "l": 56.667
  },
  "oklch": {
    "l": 0.80039,
    "c": 0.23821,
    "h": 143.2
  },
  "luminance": 0.55855
}

Semantic roles & 50–950 ramp

primary

#3FE243

secondary

#963093

accent

#37ECF0

background

#FCFFFB

surface

#F5FEF2

border

#CFD6CC

text

#0E160B

muted

#7F857E

Preview Lab

Preview with #3FE243

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

Preview Lab → · Contrast checker → · Palette generator →