#DEFF5B#DEFF5B

#DEFF5B is a very light, vivid yellow-green. Relative luminance 0.878; OKLCH L 94.7% C 0.188 H 119.9°. Best body text is #000000 at 18.56:1 contrast (WCAG AA passes).

Color values

HEX	#DEFF5B
RGB	rgb(222, 255, 91)
HSL	hsl(72, 100%, 68%)
HSV	hsv(72, 64%, 100%)
CMYK	cmyk(12.9%, 0%, 64.3%, 0%)
CIE-LAB	lab(95.08, -32.09, 71.93)
CIE-LCH	lch(95.08, 78.77, 114.04°)
OKLab	oklab(94.66% -0.0938 0.1632)
OKLCH	oklch(94.66% 0.188 119.9)
XYZ	xyz(67.7736, 87.8052, 23.2732)
Luminance	0.8780 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#DEFF5B #7C5BFF

analogous

#FFCE5B #DEFF5B #8CFF5B

triadic

#DEFF5B #5BDEFF #FF5BDE

tetradic

#DEFF5B #5BFFCE #7C5BFF #FF5B8C

square

#DEFF5B #5BFFCE #7C5BFF #FF5B8C

split-complementary

#DEFF5B #5B8CFF #CE5BFF

monochromatic

#B3E000 #D2FF1E #DEFF5B #EAFF98 #F7FFD5

Accessibility & contrast

On white

1.13

#DEFF5B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.56

#DEFF5B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #DEFF5B

18.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##DEFF5B	#FFFFFF	#000000	##000000
##DEFF5B	1.00	1.13	18.56	18.56
#FFFFFF	1.13	1.00	21.00	21.00
#000000	18.56	21.00	1.00	1.00
##000000	18.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF145

Deuteranopia (green-blind)

#FFF167

Tritanopia (blue-blind)

#EAF2DD

Achromatopsia (no color)

#F1F1F1

Design tokens & code

CSS

--color: #deff5b;
/* rgb */ color: rgb(222, 255, 91);
/* oklch */ color: oklch(94.7% 0.188 119.9);

Tailwind

colors: {
  custom: {
    50: '#ecff91',
    500: '#deff5b',
    950: '#000000',
  },
}

SCSS

$custom: #deff5b;
$custom-light: #ecff91;
$custom-dark: #000000;

JSON

{
  "hex": "#deff5b",
  "rgb": {
    "r": 222,
    "g": 255,
    "b": 91
  },
  "hsl": {
    "h": 72.073,
    "s": 100,
    "l": 67.843
  },
  "oklch": {
    "l": 0.94657,
    "c": 0.18826,
    "h": 119.9
  },
  "luminance": 0.87805
}

Semantic roles & 50–950 ramp

primary

#DEFF5B

secondary

#4A26D8

accent

#00E62E

background

#FFFFFC

surface

#FEFFF4

border

#D6D7CE

text

#17180D

muted

#85867F

Preview Lab

Preview with #DEFF5B

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

Preview Lab → · Contrast checker → · Palette generator →