#CCFF99#CCFF99

#CCFF99 is a very light, vivid yellow-green. Relative luminance 0.867; OKLCH L 94.2% C 0.140 H 130.4°. Best body text is #000000 at 18.33:1 contrast (WCAG AA passes).

Color values

HEX	#CCFF99
RGB	rgb(204, 255, 153)
HSL	hsl(90, 100%, 80%)
HSV	hsv(90, 40%, 100%)
CMYK	cmyk(20%, 0%, 40%, 0%)
CIE-LAB	lab(94.59, -33.01, 43.53)
CIE-LCH	lch(94.59, 54.64, 127.17°)
OKLab	oklab(94.19% -0.0907 0.1067)
OKLCH	oklch(94.19% 0.14 130.4)
XYZ	xyz(66.4106, 86.6561, 43.3583)
Luminance	0.8666 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Light Yellowish Green

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CCFF99 #CC99FF

analogous

#FFFF99 #CCFF99 #99FF99

triadic

#CCFF99 #99CCFF #FF99CC

tetradic

#CCFF99 #99FFFF #CC99FF #FF9999

square

#CCFF99 #99FFFF #CC99FF #FF9999

split-complementary

#CCFF99 #9999FF #FF99FF

monochromatic

#8FFF1F #ADFF5C #CCFF99 #EBFFD6 #F0FFE0

Accessibility & contrast

On white

1.15

#CCFF99 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.33

#CCFF99 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CCFF99

18.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CCFF99	#FFFFFF	#000000	##000000
##CCFF99	1.00	1.15	18.33	18.33
#FFFFFF	1.15	1.00	21.00	21.00
#000000	18.33	21.00	1.00	1.00
##000000	18.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF291

Deuteranopia (green-blind)

#FFEE9F

Tritanopia (blue-blind)

#CFF7E6

Achromatopsia (no color)

#EFEFEF

Design tokens & code

CSS

--color: #ccff99;
/* rgb */ color: rgb(204, 255, 153);
/* oklch */ color: oklch(94.2% 0.140 130.4);

Tailwind

colors: {
  custom: {
    50: '#ddffb8',
    500: '#ccff99',
    950: '#000000',
  },
}

SCSS

$custom: #ccff99;
$custom-light: #ddffb8;
$custom-dark: #000000;

JSON

{
  "hex": "#ccff99",
  "rgb": {
    "r": 204,
    "g": 255,
    "b": 153
  },
  "hsl": {
    "h": 90,
    "s": 100,
    "l": 80
  },
  "oklch": {
    "l": 0.94185,
    "c": 0.14001,
    "h": 130.4
  },
  "luminance": 0.86657
}

Semantic roles & 50–950 ramp

primary

#CCFF99

secondary

#9E5AE2

accent

#00E673

background

#FEFFFD

surface

#FCFFF8

border

#D5D7D1

text

#151811

muted

#848681

Preview Lab

Preview with #CCFF99

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

Preview Lab → · Contrast checker → · Palette generator →