#CDFF3B#CDFF3B

#CDFF3B is a very light, highly saturated yellow-green. Relative luminance 0.848; OKLCH L 93.3% C 0.214 H 123.5°. Best body text is #000000 at 17.96:1 contrast (WCAG AA passes).

Color values

HEX	#CDFF3B
RGB	rgb(205, 255, 59)
HSL	hsl(75, 100%, 62%)
HSV	hsv(75, 77%, 100%)
CMYK	cmyk(19.6%, 0%, 76.9%, 0%)
CIE-LAB	lab(93.80, -40.29, 81.08)
CIE-LCH	lch(93.80, 90.54, 116.43°)
OKLab	oklab(93.29% -0.1181 0.1781)
OKLCH	oklch(93.29% 0.214 123.5)
XYZ	xyz(61.7270, 84.8145, 17.2557)
Luminance	0.8481 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CDFF3B #6D3BFF

analogous

#FFCF3B #CDFF3B #6BFF3B

triadic

#CDFF3B #3BCDFF #FF3BCD

tetradic

#CDFF3B #3BFFCF #6D3BFF #FF3B6B

square

#CDFF3B #3BFFCF #6D3BFF #FF3B6B

split-complementary

#CDFF3B #3B6BFF #CF3BFF

monochromatic

#8FC000 #BCFD00 #CDFF3B #DDFF78 #ECFFB5

Accessibility & contrast

On white

1.17

#CDFF3B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.96

#CDFF3B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CDFF3B

17.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CDFF3B	#FFFFFF	#000000	##000000
##CDFF3B	1.00	1.17	17.96	17.96
#FFFFFF	1.17	1.00	21.00	21.00
#000000	17.96	21.00	1.00	1.00
##000000	17.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEF00

Deuteranopia (green-blind)

#FFED4F

Tritanopia (blue-blind)

#D7F2DB

Achromatopsia (no color)

#EDEDED

Design tokens & code

CSS

--color: #cdff3b;
/* rgb */ color: rgb(205, 255, 59);
/* oklch */ color: oklch(93.3% 0.214 123.5);

Tailwind

colors: {
  custom: {
    50: '#e1ff80',
    500: '#cdff3b',
    950: '#000000',
  },
}

SCSS

$custom: #cdff3b;
$custom-light: #e1ff80;
$custom-dark: #000000;

JSON

{
  "hex": "#cdff3b",
  "rgb": {
    "r": 205,
    "g": 255,
    "b": 59
  },
  "hsl": {
    "h": 75.306,
    "s": 100,
    "l": 61.569
  },
  "oklch": {
    "l": 0.9329,
    "c": 0.21369,
    "h": 123.5
  },
  "luminance": 0.84815
}

Semantic roles & 50–950 ramp

primary

#CDFF3B

secondary

#4921BD

accent

#00E63B

background

#FEFFFB

surface

#FDFFF2

border

#D5D7CC

text

#16180B

muted

#84867E

Preview Lab

Preview with #CDFF3B

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

Preview Lab → · Contrast checker → · Palette generator →