#CCFF63#CCFF63

#CCFF63 is a very light, vivid yellow-green. Relative luminance 0.853; OKLCH L 93.5% C 0.190 H 125.3°. Best body text is #000000 at 18.05:1 contrast (WCAG AA passes).

Color values

HEX	#CCFF63
RGB	rgb(204, 255, 99)
HSL	hsl(80, 100%, 69%)
HSV	hsv(80, 61%, 100%)
CMYK	cmyk(20%, 0%, 61.2%, 0%)
CIE-LAB	lab(93.99, -38.36, 67.27)
CIE-LCH	lch(93.99, 77.44, 119.69°)
OKLab	oklab(93.51% -0.1095 0.1547)
OKLCH	oklch(93.51% 0.19 125.3)
XYZ	xyz(62.9142, 85.2575, 24.9438)
Luminance	0.8526 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CCFF63 #9663FF

analogous

#FFE463 #CCFF63 #7EFF63

triadic

#CCFF63 #63CCFF #FF63CC

tetradic

#CCFF63 #63FFE4 #9663FF #FF637E

square

#CCFF63 #63FFE4 #9663FF #FF637E

split-complementary

#CCFF63 #637EFF #E463FF

monochromatic

#9CE800 #B8FF26 #CCFF63 #E0FFA0 #F4FFDD

Accessibility & contrast

On white

1.16

#CCFF63 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.05

#CCFF63 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CCFF63

18.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CCFF63	#FFFFFF	#000000	##000000
##CCFF63	1.00	1.16	18.05	18.05
#FFFFFF	1.16	1.00	21.00	21.00
#000000	18.05	21.00	1.00	1.00
##000000	18.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF050

Deuteranopia (green-blind)

#FFED6E

Tritanopia (blue-blind)

#D4F4DE

Achromatopsia (no color)

#EEEEEE

Design tokens & code

CSS

--color: #ccff63;
/* rgb */ color: rgb(204, 255, 99);
/* oklch */ color: oklch(93.5% 0.190 125.3);

Tailwind

colors: {
  custom: {
    50: '#dfff95',
    500: '#ccff63',
    950: '#000000',
  },
}

SCSS

$custom: #ccff63;
$custom-light: #dfff95;
$custom-dark: #000000;

JSON

{
  "hex": "#ccff63",
  "rgb": {
    "r": 204,
    "g": 255,
    "b": 99
  },
  "hsl": {
    "h": 79.615,
    "s": 100,
    "l": 69.412
  },
  "oklch": {
    "l": 0.93509,
    "c": 0.18953,
    "h": 125.3
  },
  "luminance": 0.85258
}

Semantic roles & 50–950 ramp

primary

#CCFF63

secondary

#652CDA

accent

#00E64B

background

#FEFFFC

surface

#FCFFF5

border

#D5D7CF

text

#16180E

muted

#84867F

Preview Lab

Preview with #CCFF63

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

Preview Lab → · Contrast checker → · Palette generator →