#C4EC66#C4EC66

#C4EC66 is a very light, vivid yellow-green. Relative luminance 0.727; OKLCH L 88.8% C 0.167 H 123.7°. Best body text is #000000 at 15.54:1 contrast (WCAG AA passes).

Color values

HEX	#C4EC66
RGB	rgb(196, 236, 102)
HSL	hsl(78, 78%, 66%)
HSV	hsv(78, 57%, 93%)
CMYK	cmyk(16.9%, 0%, 56.8%, 7.5%)
CIE-LAB	lab(88.30, -32.50, 59.53)
CIE-LCH	lch(88.30, 67.82, 118.63°)
OKLab	oklab(88.79% -0.0925 0.1387)
OKLCH	oklch(88.79% 0.167 123.7)
XYZ	xyz(55.1590, 72.6857, 23.6916)
Luminance	0.7269 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C4EC66 #8E66EC

analogous

#ECD166 #C4EC66 #81EC66

triadic

#C4EC66 #66C4EC #EC66C4

tetradic

#C4EC66 #66ECD1 #8E66EC #EC6681

square

#C4EC66 #66ECD1 #8E66EC #EC6681

split-complementary

#C4EC66 #6681EC #D166EC

monochromatic

#8EC018 #AFE530 #C4EC66 #D9F39C #EEFAD3

Accessibility & contrast

On white

1.35

#C4EC66 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.54

#C4EC66 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C4EC66

15.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C4EC66	#FFFFFF	#000000	##000000
##C4EC66	1.00	1.35	15.54	15.54
#FFFFFF	1.35	1.00	21.00	21.00
#000000	15.54	21.00	1.00	1.00
##000000	15.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F8DF58

Deuteranopia (green-blind)

#F3DD6F

Tritanopia (blue-blind)

#CCE2CF

Achromatopsia (no color)

#DEDEDE

Design tokens & code

CSS

--color: #c4ec66;
/* rgb */ color: rgb(196, 236, 102);
/* oklch */ color: oklch(88.8% 0.167 123.7);

Tailwind

colors: {
  custom: {
    50: '#d8f296',
    500: '#c4ec66',
    950: '#000000',
  },
}

SCSS

$custom: #c4ec66;
$custom-light: #d8f296;
$custom-dark: #000000;

JSON

{
  "hex": "#c4ec66",
  "rgb": {
    "r": 196,
    "g": 236,
    "b": 102
  },
  "hsl": {
    "h": 77.91,
    "s": 77.907,
    "l": 66.275
  },
  "oklch": {
    "l": 0.88793,
    "c": 0.1667,
    "h": 123.7
  },
  "luminance": 0.72686
}

Semantic roles & 50–950 ramp

primary

#C4EC66

secondary

#6038BE

accent

#0BDA49

background

#FEFFFC

surface

#FCFEF5

border

#D5D6CF

text

#15170E

muted

#84857F

Preview Lab

Preview with #C4EC66

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

Preview Lab → · Contrast checker → · Palette generator →