#DEFF66#DEFF66

#DEFF66 is a very light, vivid yellow-green. Relative luminance 0.880; OKLCH L 94.8% C 0.180 H 120.3°. Best body text is #000000 at 18.60:1 contrast (WCAG AA passes).

Color values

HEX	#DEFF66
RGB	rgb(222, 255, 102)
HSL	hsl(73, 100%, 70%)
HSV	hsv(73, 60%, 100%)
CMYK	cmyk(12.9%, 0%, 60%, 0%)
CIE-LAB	lab(95.16, -31.35, 67.65)
CIE-LCH	lch(95.16, 74.56, 114.86°)
OKLab	oklab(94.75% -0.0907 0.1556)
OKLCH	oklch(94.75% 0.18 120.3)
XYZ	xyz(68.2834, 88.0091, 25.9580)
Luminance	0.8801 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#DEFF66 #8766FF

analogous

#FFD366 #DEFF66 #92FF66

triadic

#DEFF66 #66DEFF #FF66DE

tetradic

#DEFF66 #66FFD3 #8766FF #FF6692

square

#DEFF66 #66FFD3 #8766FF #FF6692

split-complementary

#DEFF66 #6692FF #D366FF

monochromatic

#B8EB00 #D1FF29 #DEFF66 #EBFFA3 #F8FFE0

Accessibility & contrast

On white

1.13

#DEFF66 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.60

#DEFF66 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #DEFF66

18.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##DEFF66	#FFFFFF	#000000	##000000
##DEFF66	1.00	1.13	18.60	18.60
#FFFFFF	1.13	1.00	21.00	21.00
#000000	18.60	21.00	1.00	1.00
##000000	18.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF154

Deuteranopia (green-blind)

#FFF170

Tritanopia (blue-blind)

#E9F3DF

Achromatopsia (no color)

#F1F1F1

Design tokens & code

CSS

--color: #deff66;
/* rgb */ color: rgb(222, 255, 102);
/* oklch */ color: oklch(94.8% 0.180 120.3);

Tailwind

colors: {
  custom: {
    50: '#ebff97',
    500: '#deff66',
    950: '#000000',
  },
}

SCSS

$custom: #deff66;
$custom-light: #ebff97;
$custom-dark: #000000;

JSON

{
  "hex": "#deff66",
  "rgb": {
    "r": 222,
    "g": 255,
    "b": 102
  },
  "hsl": {
    "h": 72.941,
    "s": 100,
    "l": 70
  },
  "oklch": {
    "l": 0.94753,
    "c": 0.1801,
    "h": 120.3
  },
  "luminance": 0.88009
}

Semantic roles & 50–950 ramp

primary

#DEFF66

secondary

#542FDA

accent

#00E631

background

#FFFFFC

surface

#FEFFF5

border

#D6D7CF

text

#17180E

muted

#85867F

Preview Lab

Preview with #DEFF66

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

Preview Lab → · Contrast checker → · Palette generator →