#99EF68#99EF68

#99EF68 is a very light, vivid yellow-green. Relative luminance 0.695; OKLCH L 86.9% C 0.189 H 135.6°. Best body text is #000000 at 14.90:1 contrast (WCAG AA passes).

Color values

HEX	#99EF68
RGB	rgb(153, 239, 104)
HSL	hsl(98, 81%, 67%)
HSV	hsv(98, 56%, 94%)
CMYK	cmyk(36%, 0%, 56.5%, 6.3%)
CIE-LAB	lab(86.75, -48.91, 56.25)
CIE-LCH	lch(86.75, 74.54, 131.01°)
OKLab	oklab(86.92% -0.1353 0.1323)
OKLCH	oklch(86.92% 0.189 135.6)
XYZ	xyz(46.5009, 69.5026, 24.0592)
Luminance	0.6950 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Light Grass Green

#9AF764

ΔE00 1.93

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99EF68 #BE68EF

analogous

#DDEF68 #99EF68 #68EF7B

triadic

#99EF68 #6899EF #EF6899

tetradic

#99EF68 #68DDEF #BE68EF #EF7B68

square

#99EF68 #68DDEF #BE68EF #EF7B68

split-complementary

#99EF68 #7B68EF #EF68DD

monochromatic

#56C715 #74E931 #99EF68 #BEF59F #E4FBD7

Accessibility & contrast

On white

1.41

#99EF68 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.90

#99EF68 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99EF68

14.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99EF68	#FFFFFF	#000000	##000000
##99EF68	1.00	1.41	14.90	14.90
#FFFFFF	1.41	1.00	21.00	21.00
#000000	14.90	21.00	1.00	1.00
##000000	14.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F7DE5A

Deuteranopia (green-blind)

#EBD772

Tritanopia (blue-blind)

#97E7D1

Achromatopsia (no color)

#D9D9D9

Design tokens & code

CSS

--color: #99ef68;
/* rgb */ color: rgb(153, 239, 104);
/* oklch */ color: oklch(86.9% 0.189 135.6);

Tailwind

colors: {
  custom: {
    50: '#bbf597',
    500: '#99ef68',
    950: '#000000',
  },
}

SCSS

$custom: #99ef68;
$custom-light: #bbf597;
$custom-dark: #000000;

JSON

{
  "hex": "#99ef68",
  "rgb": {
    "r": 153,
    "g": 239,
    "b": 104
  },
  "hsl": {
    "h": 98.222,
    "s": 80.838,
    "l": 67.255
  },
  "oklch": {
    "l": 0.86916,
    "c": 0.18927,
    "h": 135.6
  },
  "luminance": 0.69505
}

Semantic roles & 50–950 ramp

primary

#99EF68

secondary

#9137C5

accent

#08DD90

background

#FDFFFC

surface

#F9FEF5

border

#D2D6CF

text

#12170E

muted

#82857F

Preview Lab

Preview with #99EF68

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

Preview Lab → · Contrast checker → · Palette generator →