#CDFF51#CDFF51

#CDFF51 is a very light, highly saturated yellow-green. Relative luminance 0.851; OKLCH L 93.4% C 0.202 H 124.2°. Best body text is #000000 at 18.02:1 contrast (WCAG AA passes).

Color values

HEX	#CDFF51
RGB	rgb(205, 255, 81)
HSL	hsl(77, 100%, 66%)
HSV	hsv(77, 68%, 100%)
CMYK	cmyk(19.6%, 0%, 68.2%, 0%)
CIE-LAB	lab(93.92, -39.19, 74.12)
CIE-LCH	lch(93.92, 83.84, 117.87°)
OKLab	oklab(93.43% -0.1134 0.1668)
OKLCH	oklch(93.43% 0.202 124.2)
XYZ	xyz(62.4226, 85.0927, 20.9189)
Luminance	0.8509 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CDFF51 #8351FF

analogous

#FFDA51 #CDFF51 #76FF51

triadic

#CDFF51 #51CDFF #FF51CD

tetradic

#CDFF51 #51FFDA #8351FF #FF5176

square

#CDFF51 #51FFDA #8351FF #FF5176

split-complementary

#CDFF51 #5176FF #DA51FF

monochromatic

#98D600 #BBFF14 #CDFF51 #DFFF8E #F0FFCB

Accessibility & contrast

On white

1.17

#CDFF51 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.02

#CDFF51 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CDFF51

18.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CDFF51	#FFFFFF	#000000	##000000
##CDFF51	1.00	1.17	18.02	18.02
#FFFFFF	1.17	1.00	21.00	21.00
#000000	18.02	21.00	1.00	1.00
##000000	18.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEF35

Deuteranopia (green-blind)

#FFED5F

Tritanopia (blue-blind)

#D6F3DC

Achromatopsia (no color)

#EEEEEE

Design tokens & code

CSS

--color: #cdff51;
/* rgb */ color: rgb(205, 255, 81);
/* oklch */ color: oklch(93.4% 0.202 124.2);

Tailwind

colors: {
  custom: {
    50: '#e0ff8b',
    500: '#cdff51',
    950: '#000000',
  },
}

SCSS

$custom: #cdff51;
$custom-light: #e0ff8b;
$custom-dark: #000000;

JSON

{
  "hex": "#cdff51",
  "rgb": {
    "r": 205,
    "g": 255,
    "b": 81
  },
  "hsl": {
    "h": 77.241,
    "s": 100,
    "l": 65.882
  },
  "oklch": {
    "l": 0.93425,
    "c": 0.20166,
    "h": 124.2
  },
  "luminance": 0.85093
}

Semantic roles & 50–950 ramp

primary

#CDFF51

secondary

#5625D0

accent

#00E642

background

#FEFFFC

surface

#FCFFF4

border

#D5D7CE

text

#16180D

muted

#84867F

Preview Lab

Preview with #CDFF51

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

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