#99E366#99E366

#99E366 is a very light, vivid yellow-green. Relative luminance 0.627; OKLCH L 84.1% C 0.175 H 134.2°. Best body text is #000000 at 13.53:1 contrast (WCAG AA passes).

Color values

HEX	#99E366
RGB	rgb(153, 227, 102)
HSL	hsl(96, 69%, 65%)
HSV	hsv(96, 55%, 89%)
CMYK	cmyk(32.6%, 0%, 55.1%, 11%)
CIE-LAB	lab(83.27, -44.03, 53.09)
CIE-LCH	lch(83.27, 68.97, 129.67°)
OKLab	oklab(84.07% -0.1221 0.1253)
OKLCH	oklch(84.07% 0.175 134.2)
XYZ	xyz(43.0034, 62.6681, 22.3982)
Luminance	0.6267 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99E366 #B066E3

analogous

#D8E366 #99E366 #66E372

triadic

#99E366 #6699E3 #E36699

tetradic

#99E366 #66D8E3 #B066E3 #E37266

square

#99E366 #66D8E3 #B066E3 #E37266

split-complementary

#99E366 #7266E3 #E366D8

monochromatic

#5AAF20 #77DA32 #99E366 #BBEC9A #DEF6CD

Accessibility & contrast

On white

1.55

#99E366 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.53

#99E366 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99E366

13.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99E366	#FFFFFF	#000000	##000000
##99E366	1.00	1.55	13.53	13.53
#FFFFFF	1.55	1.00	21.00	21.00
#000000	13.53	21.00	1.00	1.00
##000000	13.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EBD35A

Deuteranopia (green-blind)

#E0CD6F

Tritanopia (blue-blind)

#99DBC7

Achromatopsia (no color)

#CFCFCF

Design tokens & code

CSS

--color: #99e366;
/* rgb */ color: rgb(153, 227, 102);
/* oklch */ color: oklch(84.1% 0.175 134.2);

Tailwind

colors: {
  custom: {
    50: '#bbec95',
    500: '#99e366',
    950: '#000000',
  },
}

SCSS

$custom: #99e366;
$custom-light: #bbec95;
$custom-dark: #000000;

JSON

{
  "hex": "#99e366",
  "rgb": {
    "r": 153,
    "g": 227,
    "b": 102
  },
  "hsl": {
    "h": 95.52,
    "s": 69.061,
    "l": 64.51
  },
  "oklch": {
    "l": 0.84072,
    "c": 0.17493,
    "h": 134.2
  },
  "luminance": 0.6267
}

Semantic roles & 50–950 ramp

primary

#99E366

secondary

#813DB0

accent

#14D184

background

#FDFEFC

surface

#F9FDF5

border

#D2D5CF

text

#12160D

muted

#82847F

Preview Lab

Preview with #99E366

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

Preview Lab → · Contrast checker → · Palette generator →