#CCFE5B#CCFE5B

#CCFE5B is a very light, vivid yellow-green. Relative luminance 0.845; OKLCH L 93.2% C 0.194 H 124.7°. Best body text is #000000 at 17.90:1 contrast (WCAG AA passes).

Color values

HEX	#CCFE5B
RGB	rgb(204, 254, 91)
HSL	hsl(78, 99%, 68%)
HSV	hsv(78, 64%, 100%)
CMYK	cmyk(19.7%, 0%, 64.2%, 0.4%)
CIE-LAB	lab(93.66, -38.49, 70.09)
CIE-LCH	lch(93.66, 79.96, 118.77°)
OKLab	oklab(93.22% -0.1105 0.1597)
OKLCH	oklch(93.22% 0.194 124.7)
XYZ	xyz(62.2324, 84.4757, 22.9223)
Luminance	0.8448 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CCFE5B #8D5BFE

analogous

#FEDF5B #CCFE5B #7AFE5B

triadic

#CCFE5B #5BCCFE #FE5BCC

tetradic

#CCFE5B #5BFEDF #8D5BFE #FE5B7A

square

#CCFE5B #5BFEDF #8D5BFE #FE5B7A

split-complementary

#CCFE5B #5B7AFE #DF5BFE

monochromatic

#9ADD01 #B9FE1E #CCFE5B #DFFE98 #F2FFD5

Accessibility & contrast

On white

1.17

#CCFE5B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.90

#CCFE5B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CCFE5B

17.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CCFE5B	#FFFFFF	#000000	##000000
##CCFE5B	1.00	1.17	17.90	17.90
#FFFFFF	1.17	1.00	21.00	21.00
#000000	17.90	21.00	1.00	1.00
##000000	17.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEE45

Deuteranopia (green-blind)

#FFEC67

Tritanopia (blue-blind)

#D5F2DD

Achromatopsia (no color)

#EDEDED

Design tokens & code

CSS

--color: #ccfe5b;
/* rgb */ color: rgb(204, 254, 91);
/* oklch */ color: oklch(93.2% 0.194 124.7);

Tailwind

colors: {
  custom: {
    50: '#dfff91',
    500: '#ccfe5b',
    950: '#000000',
  },
}

SCSS

$custom: #ccfe5b;
$custom-light: #dfff91;
$custom-dark: #000000;

JSON

{
  "hex": "#ccfe5b",
  "rgb": {
    "r": 204,
    "g": 254,
    "b": 91
  },
  "hsl": {
    "h": 78.405,
    "s": 98.788,
    "l": 67.647
  },
  "oklch": {
    "l": 0.93216,
    "c": 0.19419,
    "h": 124.7
  },
  "luminance": 0.84476
}

Semantic roles & 50–950 ramp

primary

#CCFE5B

secondary

#5D27D6

accent

#00E646

background

#FEFFFC

surface

#FCFFF4

border

#D5D7CE

text

#16180D

muted

#84867F

Preview Lab

Preview with #CCFE5B

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

Preview Lab → · Contrast checker → · Palette generator →