#CCFF5A#CCFF5A

#CCFF5A is a very light, vivid yellow-green. Relative luminance 0.851; OKLCH L 93.4% C 0.196 H 124.8°. Best body text is #000000 at 18.02:1 contrast (WCAG AA passes).

Color values

HEX	#CCFF5A
RGB	rgb(204, 255, 90)
HSL	hsl(79, 100%, 68%)
HSV	hsv(79, 65%, 100%)
CMYK	cmyk(20%, 0%, 64.7%, 0%)
CIE-LAB	lab(93.92, -39.00, 70.75)
CIE-LCH	lch(93.92, 80.79, 118.86°)
OKLab	oklab(93.43% -0.112 0.161)
OKLCH	oklch(93.43% 0.196 124.8)
XYZ	xyz(62.5077, 85.0949, 22.8027)
Luminance	0.8510 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CCFF5A #8D5AFF

analogous

#FFDF5A #CCFF5A #7AFF5A

triadic

#CCFF5A #5ACCFF #FF5ACC

tetradic

#CCFF5A #5AFFDF #8D5AFF #FF5A7A

square

#CCFF5A #5AFFDF #8D5AFF #FF5A7A

split-complementary

#CCFF5A #5A7AFF #DF5AFF

monochromatic

#9ADF00 #B9FF1D #CCFF5A #DFFF97 #F2FFD4

Accessibility & contrast

On white

1.17

#CCFF5A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.02

#CCFF5A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CCFF5A

18.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CCFF5A	#FFFFFF	#000000	##000000
##CCFF5A	1.00	1.17	18.02	18.02
#FFFFFF	1.17	1.00	21.00	21.00
#000000	18.02	21.00	1.00	1.00
##000000	18.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEF44

Deuteranopia (green-blind)

#FFED67

Tritanopia (blue-blind)

#D5F3DD

Achromatopsia (no color)

#EEEEEE

Design tokens & code

CSS

--color: #ccff5a;
/* rgb */ color: rgb(204, 255, 90);
/* oklch */ color: oklch(93.4% 0.196 124.8);

Tailwind

colors: {
  custom: {
    50: '#dfff90',
    500: '#ccff5a',
    950: '#000000',
  },
}

SCSS

$custom: #ccff5a;
$custom-light: #dfff90;
$custom-dark: #000000;

JSON

{
  "hex": "#ccff5a",
  "rgb": {
    "r": 204,
    "g": 255,
    "b": 90
  },
  "hsl": {
    "h": 78.545,
    "s": 100,
    "l": 67.647
  },
  "oklch": {
    "l": 0.9343,
    "c": 0.19611,
    "h": 124.8
  },
  "luminance": 0.85096
}

Semantic roles & 50–950 ramp

primary

#CCFF5A

secondary

#5D26D7

accent

#00E647

background

#FEFFFC

surface

#FCFFF4

border

#D5D7CE

text

#16180D

muted

#84867F

Preview Lab

Preview with #CCFF5A

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

Preview Lab → · Contrast checker → · Palette generator →