#99E355#99E355

#99E355 is a very light, vivid yellow-green. Relative luminance 0.624; OKLCH L 83.9% C 0.189 H 132.6°. Best body text is #000000 at 13.47:1 contrast (WCAG AA passes).

Color values

HEX	#99E355
RGB	rgb(153, 227, 85)
HSL	hsl(91, 72%, 61%)
HSV	hsv(91, 63%, 89%)
CMYK	cmyk(32.6%, 0%, 62.6%, 11%)
CIE-LAB	lab(83.11, -45.61, 60.29)
CIE-LCH	lch(83.11, 75.60, 127.11°)
OKLab	oklab(83.89% -0.1277 0.1391)
OKLCH	oklch(83.89% 0.189 132.6)
XYZ	xyz(42.2450, 62.3648, 18.4043)
Luminance	0.6237 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99E355 #9F55E3

analogous

#E0E355 #99E355 #55E358

triadic

#99E355 #5599E3 #E35599

tetradic

#99E355 #55E0E3 #9F55E3 #E35855

square

#99E355 #55E0E3 #9F55E3 #E35855

split-complementary

#99E355 #5855E3 #E355E0

monochromatic

#5CA31B #7AD723 #99E355 #B9EC8A #D8F4BE

Accessibility & contrast

On white

1.56

#99E355 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.47

#99E355 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99E355

13.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99E355	#FFFFFF	#000000	##000000
##99E355	1.00	1.56	13.47	13.47
#FFFFFF	1.56	1.00	21.00	21.00
#000000	13.47	21.00	1.00	1.00
##000000	13.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ECD344

Deuteranopia (green-blind)

#E2CD60

Tritanopia (blue-blind)

#9ADAC5

Achromatopsia (no color)

#CFCFCF

Design tokens & code

CSS

--color: #99e355;
/* rgb */ color: rgb(153, 227, 85);
/* oklch */ color: oklch(83.9% 0.189 132.6);

Tailwind

colors: {
  custom: {
    50: '#bbec8b',
    500: '#99e355',
    950: '#000000',
  },
}

SCSS

$custom: #99e355;
$custom-light: #bbec8b;
$custom-dark: #000000;

JSON

{
  "hex": "#99e355",
  "rgb": {
    "r": 153,
    "g": 227,
    "b": 85
  },
  "hsl": {
    "h": 91.268,
    "s": 71.717,
    "l": 61.176
  },
  "oklch": {
    "l": 0.8389,
    "c": 0.18876,
    "h": 132.6
  },
  "luminance": 0.62366
}

Semantic roles & 50–950 ramp

primary

#99E355

secondary

#7037A5

accent

#12D477

background

#FDFEFC

surface

#F9FDF4

border

#D2D5CE

text

#12160C

muted

#82847F

Preview Lab

Preview with #99E355

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

Preview Lab → · Contrast checker → · Palette generator →