#C5FC66#C5FC66

#C5FC66 is a very light, vivid yellow-green. Relative luminance 0.825; OKLCH L 92.4% C 0.187 H 126.8°. Best body text is #000000 at 17.49:1 contrast (WCAG AA passes).

Color values

HEX	#C5FC66
RGB	rgb(197, 252, 102)
HSL	hsl(82, 96%, 69%)
HSV	hsv(82, 60%, 99%)
CMYK	cmyk(21.8%, 0%, 59.5%, 1.2%)
CIE-LAB	lab(92.77, -39.37, 64.57)
CIE-LCH	lch(92.77, 75.63, 121.37°)
OKLab	oklab(92.42% -0.1116 0.1494)
OKLCH	oklch(92.42% 0.187 126.8)
XYZ	xyz(60.2346, 82.4495, 25.3087)
Luminance	0.8245 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C5FC66 #9D66FC

analogous

#FCE866 #C5FC66 #7AFC66

triadic

#C5FC66 #66C5FC #FC66C5

tetradic

#C5FC66 #66FCE8 #9D66FC #FC667A

square

#C5FC66 #66FCE8 #9D66FC #FC667A

split-complementary

#C5FC66 #667AFC #E866FC

monochromatic

#91E304 #AEFB2A #C5FC66 #DCFDA2 #F3FEDE

Accessibility & contrast

On white

1.20

#C5FC66 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.49

#C5FC66 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C5FC66

17.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C5FC66	#FFFFFF	#000000	##000000
##C5FC66	1.00	1.20	17.49	17.49
#FFFFFF	1.20	1.00	21.00	21.00
#000000	17.49	21.00	1.00	1.00
##000000	17.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEC55

Deuteranopia (green-blind)

#FFE971

Tritanopia (blue-blind)

#CCF1DC

Achromatopsia (no color)

#EAEAEA

Design tokens & code

CSS

--color: #c5fc66;
/* rgb */ color: rgb(197, 252, 102);
/* oklch */ color: oklch(92.4% 0.187 126.8);

Tailwind

colors: {
  custom: {
    50: '#dafd97',
    500: '#c5fc66',
    950: '#000000',
  },
}

SCSS

$custom: #c5fc66;
$custom-light: #dafd97;
$custom-dark: #000000;

JSON

{
  "hex": "#c5fc66",
  "rgb": {
    "r": 197,
    "g": 252,
    "b": 102
  },
  "hsl": {
    "h": 82,
    "s": 96.154,
    "l": 69.412
  },
  "oklch": {
    "l": 0.92422,
    "c": 0.18652,
    "h": 126.8
  },
  "luminance": 0.8245
}

Semantic roles & 50–950 ramp

primary

#C5FC66

secondary

#6D30D6

accent

#00E654

background

#FEFFFC

surface

#FCFFF5

border

#D5D7CF

text

#15170E

muted

#84857F

Preview Lab

Preview with #C5FC66

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

Preview Lab → · Contrast checker → · Palette generator →