#99E166#99E166

#99E166 is a very light, vivid yellow-green. Relative luminance 0.616; OKLCH L 83.6% C 0.172 H 134.0°. Best body text is #000000 at 13.32:1 contrast (WCAG AA passes).

Color values

HEX	#99E166
RGB	rgb(153, 225, 102)
HSL	hsl(95, 67%, 64%)
HSV	hsv(95, 55%, 88%)
CMYK	cmyk(32%, 0%, 54.7%, 11.8%)
CIE-LAB	lab(82.69, -43.17, 52.41)
CIE-LCH	lch(82.69, 67.90, 129.47°)
OKLab	oklab(83.6% -0.1197 0.1238)
OKLCH	oklch(83.6% 0.172 134)
XYZ	xyz(42.4595, 61.5804, 22.2169)
Luminance	0.6158 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99E166 #AE66E1

analogous

#D7E166 #99E166 #66E171

triadic

#99E166 #6699E1 #E16699

tetradic

#99E166 #66D7E1 #AE66E1 #E17166

square

#99E166 #66D7E1 #AE66E1 #E17166

split-complementary

#99E166 #7166E1 #E166D7

monochromatic

#5BAB22 #77D733 #99E166 #BBEB99 #DDF5CC

Accessibility & contrast

On white

1.58

#99E166 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.32

#99E166 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99E166

13.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99E166	#FFFFFF	#000000	##000000
##99E166	1.00	1.58	13.32	13.32
#FFFFFF	1.58	1.00	21.00	21.00
#000000	13.32	21.00	1.00	1.00
##000000	13.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E9D25A

Deuteranopia (green-blind)

#DFCC6E

Tritanopia (blue-blind)

#99D9C6

Achromatopsia (no color)

#CECECE

Design tokens & code

CSS

--color: #99e166;
/* rgb */ color: rgb(153, 225, 102);
/* oklch */ color: oklch(83.6% 0.172 134.0);

Tailwind

colors: {
  custom: {
    50: '#baeb95',
    500: '#99e166',
    950: '#000000',
  },
}

SCSS

$custom: #99e166;
$custom-light: #baeb95;
$custom-dark: #000000;

JSON

{
  "hex": "#99e166",
  "rgb": {
    "r": 153,
    "g": 225,
    "b": 102
  },
  "hsl": {
    "h": 95.122,
    "s": 67.213,
    "l": 64.118
  },
  "oklch": {
    "l": 0.83603,
    "c": 0.17222,
    "h": 134
  },
  "luminance": 0.61582
}

Semantic roles & 50–950 ramp

primary

#99E166

secondary

#7F3EAD

accent

#16CF83

background

#FDFEFC

surface

#F8FDF5

border

#D1D5CF

text

#12160D

muted

#82847F

Preview Lab

Preview with #99E166

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

Preview Lab → · Contrast checker → · Palette generator →