#9CEF66#9CEF66

#9CEF66 is a very light, vivid yellow-green. Relative luminance 0.698; OKLCH L 87.1% C 0.189 H 134.8°. Best body text is #000000 at 14.95:1 contrast (WCAG AA passes).

Color values

HEX	#9CEF66
RGB	rgb(156, 239, 102)
HSL	hsl(96, 81%, 67%)
HSV	hsv(96, 57%, 94%)
CMYK	cmyk(34.7%, 0%, 57.3%, 6.3%)
CIE-LAB	lab(86.88, -48.13, 57.31)
CIE-LCH	lch(86.88, 74.84, 130.02°)
OKLab	oklab(87.05% -0.1335 0.1344)
OKLCH	oklch(87.05% 0.189 134.8)
XYZ	xyz(46.9741, 69.7582, 23.5574)
Luminance	0.6976 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Light Grass Green

#9AF764

ΔE00 1.86

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#9CEF66 #B966EF

analogous

#E1EF66 #9CEF66 #66EF75

triadic

#9CEF66 #669CEF #EF669C

tetradic

#9CEF66 #66E1EF #B966EF #EF7566

square

#9CEF66 #66E1EF #B966EF #EF7566

split-complementary

#9CEF66 #7566EF #EF66E1

monochromatic

#5BC615 #78E92F #9CEF66 #C0F59D #E4FBD5

Accessibility & contrast

On white

1.40

#9CEF66 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.95

#9CEF66 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #9CEF66

14.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##9CEF66	#FFFFFF	#000000	##000000
##9CEF66	1.00	1.40	14.95	14.95
#FFFFFF	1.40	1.00	21.00	21.00
#000000	14.95	21.00	1.00	1.00
##000000	14.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F7DE58

Deuteranopia (green-blind)

#EBD770

Tritanopia (blue-blind)

#9BE7D1

Achromatopsia (no color)

#DADADA

Design tokens & code

CSS

--color: #9cef66;
/* rgb */ color: rgb(156, 239, 102);
/* oklch */ color: oklch(87.1% 0.189 134.8);

Tailwind

colors: {
  custom: {
    50: '#bdf596',
    500: '#9cef66',
    950: '#000000',
  },
}

SCSS

$custom: #9cef66;
$custom-light: #bdf596;
$custom-dark: #000000;

JSON

{
  "hex": "#9cef66",
  "rgb": {
    "r": 156,
    "g": 239,
    "b": 102
  },
  "hsl": {
    "h": 96.35,
    "s": 81.065,
    "l": 66.863
  },
  "oklch": {
    "l": 0.87051,
    "c": 0.18941,
    "h": 134.8
  },
  "luminance": 0.6976
}

Semantic roles & 50–950 ramp

primary

#9CEF66

secondary

#8C36C3

accent

#08DD89

background

#FDFFFC

surface

#F9FEF5

border

#D2D6CF

text

#12170E

muted

#82857F

Preview Lab

Preview with #9CEF66

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

Preview Lab → · Contrast checker → · Palette generator →