#CDFF37#CDFF37

#CDFF37 is a very light, highly saturated yellow-green. Relative luminance 0.848; OKLCH L 93.3% C 0.215 H 123.5°. Best body text is #000000 at 17.95:1 contrast (WCAG AA passes).

Color values

HEX	#CDFF37
RGB	rgb(205, 255, 55)
HSL	hsl(75, 100%, 61%)
HSV	hsv(75, 78%, 100%)
CMYK	cmyk(19.6%, 0%, 78.4%, 0%)
CIE-LAB	lab(93.79, -40.45, 82.16)
CIE-LCH	lch(93.79, 91.58, 116.21°)
OKLab	oklab(93.27% -0.1188 0.1798)
OKLCH	oklch(93.27% 0.215 123.5)
XYZ	xyz(61.6272, 84.7745, 16.7301)
Luminance	0.8478 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CDFF37 #6937FF

analogous

#FFCD37 #CDFF37 #69FF37

triadic

#CDFF37 #37CDFF #FF37CD

tetradic

#CDFF37 #37FFCD #6937FF #FF3769

square

#CDFF37 #37FFCD #6937FF #FF3769

split-complementary

#CDFF37 #3769FF #CD37FF

monochromatic

#8DBC00 #BBF900 #CDFF37 #DCFF74 #ECFFB1

Accessibility & contrast

On white

1.17

#CDFF37 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.95

#CDFF37 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CDFF37

17.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CDFF37	#FFFFFF	#000000	##000000
##CDFF37	1.00	1.17	17.95	17.95
#FFFFFF	1.17	1.00	21.00	21.00
#000000	17.95	21.00	1.00	1.00
##000000	17.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEF00

Deuteranopia (green-blind)

#FFED4C

Tritanopia (blue-blind)

#D7F2DB

Achromatopsia (no color)

#EDEDED

Design tokens & code

CSS

--color: #cdff37;
/* rgb */ color: rgb(205, 255, 55);
/* oklch */ color: oklch(93.3% 0.215 123.5);

Tailwind

colors: {
  custom: {
    50: '#e1ff7f',
    500: '#cdff37',
    950: '#000000',
  },
}

SCSS

$custom: #cdff37;
$custom-light: #e1ff7f;
$custom-dark: #000000;

JSON

{
  "hex": "#cdff37",
  "rgb": {
    "r": 205,
    "g": 255,
    "b": 55
  },
  "hsl": {
    "h": 75,
    "s": 100,
    "l": 60.784
  },
  "oklch": {
    "l": 0.9327,
    "c": 0.21546,
    "h": 123.5
  },
  "luminance": 0.84775
}

Semantic roles & 50–950 ramp

primary

#CDFF37

secondary

#4721B9

accent

#00E639

background

#FEFFFB

surface

#FDFFF2

border

#D5D7CC

text

#16180B

muted

#84867E

Preview Lab

Preview with #CDFF37

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

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