#DEFF59#DEFF59

#DEFF59 is a very light, vivid yellow-green. Relative luminance 0.878; OKLCH L 94.6% C 0.190 H 119.8°. Best body text is #000000 at 18.55:1 contrast (WCAG AA passes).

Color values

HEX	#DEFF59
RGB	rgb(222, 255, 89)
HSL	hsl(72, 100%, 67%)
HSV	hsv(72, 65%, 100%)
CMYK	cmyk(12.9%, 0%, 65.1%, 0%)
CIE-LAB	lab(95.06, -32.22, 72.68)
CIE-LCH	lch(95.06, 79.50, 113.91°)
OKLab	oklab(94.64% -0.0944 0.1645)
OKLCH	oklch(94.64% 0.19 119.8)
XYZ	xyz(67.6885, 87.7712, 22.8249)
Luminance	0.8777 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#DEFF59 #7A59FF

analogous

#FFCD59 #DEFF59 #8BFF59

triadic

#DEFF59 #59DEFF #FF59DE

tetradic

#DEFF59 #59FFCD #7A59FF #FF598B

square

#DEFF59 #59FFCD #7A59FF #FF598B

split-complementary

#DEFF59 #598BFF #CD59FF

monochromatic

#B2DE00 #D2FF1C #DEFF59 #EAFF96 #F6FFD3

Accessibility & contrast

On white

1.13

#DEFF59 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.55

#DEFF59 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #DEFF59

18.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##DEFF59	#FFFFFF	#000000	##000000
##DEFF59	1.00	1.13	18.55	18.55
#FFFFFF	1.13	1.00	21.00	21.00
#000000	18.55	21.00	1.00	1.00
##000000	18.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF142

Deuteranopia (green-blind)

#FFF165

Tritanopia (blue-blind)

#EAF2DD

Achromatopsia (no color)

#F1F1F1

Design tokens & code

CSS

--color: #deff59;
/* rgb */ color: rgb(222, 255, 89);
/* oklch */ color: oklch(94.6% 0.190 119.8);

Tailwind

colors: {
  custom: {
    50: '#ecff90',
    500: '#deff59',
    950: '#000000',
  },
}

SCSS

$custom: #deff59;
$custom-light: #ecff90;
$custom-dark: #000000;

JSON

{
  "hex": "#deff59",
  "rgb": {
    "r": 222,
    "g": 255,
    "b": 89
  },
  "hsl": {
    "h": 71.928,
    "s": 100,
    "l": 67.451
  },
  "oklch": {
    "l": 0.9464,
    "c": 0.18966,
    "h": 119.8
  },
  "luminance": 0.87771
}

Semantic roles & 50–950 ramp

primary

#DEFF59

secondary

#4926D6

accent

#00E62E

background

#FFFFFC

surface

#FEFFF4

border

#D6D7CE

text

#17180D

muted

#85867F

Preview Lab

Preview with #DEFF59

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

Preview Lab → · Contrast checker → · Palette generator →