#64EF99#64EF99

#64EF99 is a very light, vivid green. Relative luminance 0.667; OKLCH L 85.4% C 0.171 H 153.4°. Best body text is #000000 at 14.35:1 contrast (WCAG AA passes).

Color values

HEX	#64EF99
RGB	rgb(100, 239, 153)
HSL	hsl(143, 81%, 66%)
HSV	hsv(143, 58%, 94%)
CMYK	cmyk(58.2%, 0%, 36%, 6.3%)
CIE-LAB	lab(85.37, -56.51, 30.58)
CIE-LCH	lch(85.37, 64.25, 151.58°)
OKLab	oklab(85.44% -0.1532 0.0766)
OKLCH	oklch(85.44% 0.171 153.4)
XYZ	xyz(41.8685, 66.7382, 40.8062)
Luminance	0.6674 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64EF99 #EF64BA

analogous

#75EF64 #64EF99 #64EFDF

triadic

#64EF99 #9964EF #EF9964

tetradic

#64EF99 #6475EF #EF64BA #EFDF64

square

#64EF99 #6475EF #EF64BA #EFDF64

split-complementary

#64EF99 #DF64EF #EF6475

monochromatic

#14C457 #2DE974 #64EF99 #9BF5BE #D3FAE2

Accessibility & contrast

On white

1.46

#64EF99 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.35

#64EF99 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64EF99

14.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64EF99	#FFFFFF	#000000	##000000
##64EF99	1.00	1.46	14.35	14.35
#FFFFFF	1.46	1.00	21.00	21.00
#000000	14.35	21.00	1.00	1.00
##000000	14.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EFDD93

Deuteranopia (green-blind)

#DCD09E

Tritanopia (blue-blind)

#36ECD9

Achromatopsia (no color)

#D5D5D5

Design tokens & code

CSS

--color: #64ef99;
/* rgb */ color: rgb(100, 239, 153);
/* oklch */ color: oklch(85.4% 0.171 153.4);

Tailwind

colors: {
  custom: {
    50: '#9bf5b7',
    500: '#64ef99',
    950: '#000000',
  },
}

SCSS

$custom: #64ef99;
$custom-light: #9bf5b7;
$custom-dark: #000000;

JSON

{
  "hex": "#64ef99",
  "rgb": {
    "r": 100,
    "g": 239,
    "b": 153
  },
  "hsl": {
    "h": 142.878,
    "s": 81.287,
    "l": 66.471
  },
  "oklch": {
    "l": 0.85441,
    "c": 0.1713,
    "h": 153.4
  },
  "luminance": 0.66742
}

Semantic roles & 50–950 ramp

primary

#64EF99

secondary

#C2358C

accent

#088CDE

background

#FCFFFD

surface

#F6FEF8

border

#D0D6D1

text

#0F1711

muted

#808581

Preview Lab

Preview with #64EF99

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

Preview Lab → · Contrast checker → · Palette generator →