#CCEF66#CCEF66

#CCEF66 is a very light, vivid yellow-green. Relative luminance 0.755; OKLCH L 90.0% C 0.167 H 121.9°. Best body text is #000000 at 16.11:1 contrast (WCAG AA passes).

Color values

HEX	#CCEF66
RGB	rgb(204, 239, 102)
HSL	hsl(75, 81%, 67%)
HSV	hsv(75, 57%, 94%)
CMYK	cmyk(14.6%, 0%, 57.3%, 6.3%)
CIE-LAB	lab(89.64, -30.84, 61.19)
CIE-LCH	lch(89.64, 68.52, 116.75°)
OKLab	oklab(90.01% -0.0883 0.1421)
OKLCH	oklch(90.01% 0.167 121.9)
XYZ	xyz(58.1671, 75.5296, 24.0821)
Luminance	0.7553 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CCEF66 #8966EF

analogous

#EFCD66 #CCEF66 #88EF66

triadic

#CCEF66 #66CCEF #EF66CC

tetradic

#CCEF66 #66EFCD #8966EF #EF6688

square

#CCEF66 #66EFCD #8966EF #EF6688

split-complementary

#CCEF66 #6688EF #CD66EF

monochromatic

#99C615 #BAE92F #CCEF66 #DEF59D #F1FBD5

Accessibility & contrast

On white

1.30

#CCEF66 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.11

#CCEF66 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CCEF66

16.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CCEF66	#FFFFFF	#000000	##000000
##CCEF66	1.00	1.30	16.11	16.11
#FFFFFF	1.30	1.00	21.00	21.00
#000000	16.11	21.00	1.00	1.00
##000000	16.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FCE257

Deuteranopia (green-blind)

#F7E16F

Tritanopia (blue-blind)

#D5E4D1

Achromatopsia (no color)

#E1E1E1

Design tokens & code

CSS

--color: #ccef66;
/* rgb */ color: rgb(204, 239, 102);
/* oklch */ color: oklch(90.0% 0.167 121.9);

Tailwind

colors: {
  custom: {
    50: '#def496',
    500: '#ccef66',
    950: '#000000',
  },
}

SCSS

$custom: #ccef66;
$custom-light: #def496;
$custom-dark: #000000;

JSON

{
  "hex": "#ccef66",
  "rgb": {
    "r": 204,
    "g": 239,
    "b": 102
  },
  "hsl": {
    "h": 75.328,
    "s": 81.065,
    "l": 66.863
  },
  "oklch": {
    "l": 0.90007,
    "c": 0.16732,
    "h": 121.9
  },
  "luminance": 0.7553
}

Semantic roles & 50–950 ramp

primary

#CCEF66

secondary

#5A36C3

accent

#08DD3F

background

#FEFFFC

surface

#FCFEF5

border

#D5D6CF

text

#15170E

muted

#84857F

Preview Lab

Preview with #CCEF66

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

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