#3FD840#3FD840

#3FD840 is a light, highly saturated green. Relative luminance 0.505; OKLCH L 77.4% C 0.229 H 143.0°. Best body text is #000000 at 11.11:1 contrast (WCAG AA passes).

Color values

HEX	#3FD840
RGB	rgb(63, 216, 64)
HSL	hsl(120, 66%, 55%)
HSV	hsv(120, 71%, 85%)
CMYK	cmyk(70.8%, 0%, 70.4%, 15.3%)
CIE-LAB	lab(76.40, -67.44, 60.44)
CIE-LCH	lch(76.40, 90.56, 138.14°)
OKLab	oklab(77.43% -0.183 0.1377)
OKLCH	oklch(77.43% 0.229 143)
XYZ	xyz(27.5295, 50.5356, 13.1530)
Luminance	0.5054 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FD840 #D83FD7

analogous

#8BD83F #3FD840 #3FD88C

triadic

#3FD840 #403FD8 #D8403F

tetradic

#3FD840 #3F8BD8 #D83FD7 #D88C3F

square

#3FD840 #3F8BD8 #D83FD7 #D88C3F

split-complementary

#3FD840 #8C3FD8 #D83F8B

monochromatic

#1A821B #25B526 #3FD840 #72E273 #A5EDA5

Accessibility & contrast

On white

1.89

#3FD840 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.11

#3FD840 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FD840

11.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FD840	#FFFFFF	#000000	##000000
##3FD840	1.00	1.89	11.11	11.11
#FFFFFF	1.89	1.00	21.00	21.00
#000000	11.11	21.00	1.00	1.00
##000000	11.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DDC427

Deuteranopia (green-blind)

#CBB84F

Tritanopia (blue-blind)

#02D2BA

Achromatopsia (no color)

#BCBCBC

Design tokens & code

CSS

--color: #3fd840;
/* rgb */ color: rgb(63, 216, 64);
/* oklch */ color: oklch(77.4% 0.229 143.0);

Tailwind

colors: {
  custom: {
    50: '#8ae57d',
    500: '#3fd840',
    950: '#000000',
  },
}

SCSS

$custom: #3fd840;
$custom-light: #8ae57d;
$custom-dark: #000000;

JSON

{
  "hex": "#3fd840",
  "rgb": {
    "r": 63,
    "g": 216,
    "b": 64
  },
  "hsl": {
    "h": 120.392,
    "s": 66.234,
    "l": 54.706
  },
  "oklch": {
    "l": 0.77433,
    "c": 0.22908,
    "h": 143
  },
  "luminance": 0.50539
}

Semantic roles & 50–950 ramp

primary

#3FD840

secondary

#893288

accent

#3FE8E9

background

#FCFEFB

surface

#F4FCF2

border

#CED5CC

text

#0D160A

muted

#7F847D

Preview Lab

Preview with #3FD840

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

Preview Lab → · Contrast checker → · Palette generator →