#CEFF2F#CEFF2F

#CEFF2F is a very light, highly saturated yellow-green. Relative luminance 0.848; OKLCH L 93.3% C 0.218 H 123.1°. Best body text is #000000 at 17.97:1 contrast (WCAG AA passes).

Color values

HEX	#CEFF2F
RGB	rgb(206, 255, 47)
HSL	hsl(74, 100%, 59%)
HSV	hsv(74, 82%, 100%)
CMYK	cmyk(19.2%, 0%, 81.6%, 0%)
CIE-LAB	lab(93.82, -40.35, 84.21)
CIE-LCH	lch(93.82, 93.38, 115.60°)
OKLab	oklab(93.3% -0.119 0.1829)
OKLCH	oklch(93.3% 0.218 123.1)
XYZ	xyz(61.7276, 84.8467, 15.8138)
Luminance	0.8485 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CEFF2F #602FFF

analogous

#FFC82F #CEFF2F #66FF2F

triadic

#CEFF2F #2FCEFF #FF2FCE

tetradic

#CEFF2F #2FFFC8 #602FFF #FF2F66

square

#CEFF2F #2FFFC8 #602FFF #FF2F66

split-complementary

#CEFF2F #2F66FF #C82FFF

monochromatic

#89B400 #B8F100 #CEFF2F #DCFF6C #EBFFA9

Accessibility & contrast

On white

1.17

#CEFF2F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.97

#CEFF2F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CEFF2F

17.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CEFF2F	#FFFFFF	#000000	##000000
##CEFF2F	1.00	1.17	17.97	17.97
#FFFFFF	1.17	1.00	21.00	21.00
#000000	17.97	21.00	1.00	1.00
##000000	17.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEF00

Deuteranopia (green-blind)

#FFED47

Tritanopia (blue-blind)

#D9F2DA

Achromatopsia (no color)

#EDEDED

Design tokens & code

CSS

--color: #ceff2f;
/* rgb */ color: rgb(206, 255, 47);
/* oklch */ color: oklch(93.3% 0.218 123.1);

Tailwind

colors: {
  custom: {
    50: '#e2ff7c',
    500: '#ceff2f',
    950: '#000000',
  },
}

SCSS

$custom: #ceff2f;
$custom-light: #e2ff7c;
$custom-dark: #000000;

JSON

{
  "hex": "#ceff2f",
  "rgb": {
    "r": 206,
    "g": 255,
    "b": 47
  },
  "hsl": {
    "h": 74.135,
    "s": 100,
    "l": 59.216
  },
  "oklch": {
    "l": 0.93302,
    "c": 0.21822,
    "h": 123.1
  },
  "luminance": 0.84847
}

Semantic roles & 50–950 ramp

primary

#CEFF2F

secondary

#4220B3

accent

#29FF5B

background

#FEFFFB

surface

#FDFFF2

border

#D5D7CC

text

#16180B

muted

#84867E

Preview Lab

Preview with #CEFF2F

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

Preview Lab → · Contrast checker → · Palette generator →