#99FE64#99FE64

#99FE64 is a very light, highly saturated yellow-green. Relative luminance 0.786; OKLCH L 90.4% C 0.212 H 136.4°. Best body text is #000000 at 16.72:1 contrast (WCAG AA passes).

Color values

HEX	#99FE64
RGB	rgb(153, 254, 100)
HSL	hsl(99, 99%, 69%)
HSV	hsv(99, 61%, 100%)
CMYK	cmyk(39.8%, 0%, 60.6%, 0.4%)
CIE-LAB	lab(91.04, -55.41, 62.84)
CIE-LCH	lch(91.04, 83.78, 131.40°)
OKLab	oklab(90.41% -0.1534 0.1461)
OKLCH	oklch(90.41% 0.212 136.4)
XYZ	xyz(50.8776, 78.5733, 24.5395)
Luminance	0.7858 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99FE64 #C964FE

analogous

#E6FE64 #99FE64 #64FE7C

triadic

#99FE64 #6499FE #FE6499

tetradic

#99FE64 #64E6FE #C964FE #FE7C64

square

#99FE64 #64E6FE #C964FE #FE7C64

split-complementary

#99FE64 #7C64FE #FE64E6

monochromatic

#50E601 #71FE27 #99FE64 #C1FEA1 #E9FFDE

Accessibility & contrast

On white

1.26

#99FE64 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.72

#99FE64 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99FE64

16.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99FE64	#FFFFFF	#000000	##000000
##99FE64	1.00	1.26	16.72	16.72
#FFFFFF	1.26	1.00	21.00	21.00
#000000	16.72	21.00	1.00	1.00
##000000	16.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEB52

Deuteranopia (green-blind)

#F8E270

Tritanopia (blue-blind)

#95F5DD

Achromatopsia (no color)

#E5E5E5

Design tokens & code

CSS

--color: #99fe64;
/* rgb */ color: rgb(153, 254, 100);
/* oklch */ color: oklch(90.4% 0.212 136.4);

Tailwind

colors: {
  custom: {
    50: '#bdff95',
    500: '#99fe64',
    950: '#000000',
  },
}

SCSS

$custom: #99fe64;
$custom-light: #bdff95;
$custom-dark: #000000;

JSON

{
  "hex": "#99fe64",
  "rgb": {
    "r": 153,
    "g": 254,
    "b": 100
  },
  "hsl": {
    "h": 99.351,
    "s": 98.718,
    "l": 69.412
  },
  "oklch": {
    "l": 0.90405,
    "c": 0.21179,
    "h": 136.4
  },
  "luminance": 0.78576
}

Semantic roles & 50–950 ramp

primary

#99FE64

secondary

#9E2DD9

accent

#00E697

background

#FDFFFC

surface

#F9FFF5

border

#D2D7CF

text

#13180E

muted

#82867F

Preview Lab

Preview with #99FE64

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

Preview Lab → · Contrast checker → · Palette generator →