#CFEF55#CFEF55

#CFEF55 is a very light, vivid yellow-green. Relative luminance 0.757; OKLCH L 90.1% C 0.179 H 120.2°. Best body text is #000000 at 16.13:1 contrast (WCAG AA passes).

Color values

HEX	#CFEF55
RGB	rgb(207, 239, 85)
HSL	hsl(72, 83%, 64%)
HSV	hsv(72, 64%, 94%)
CMYK	cmyk(13.4%, 0%, 64.4%, 6.3%)
CIE-LAB	lab(89.70, -30.92, 68.31)
CIE-LCH	lch(89.70, 74.98, 114.35°)
OKLab	oklab(90.06% -0.0903 0.1551)
OKLCH	oklch(90.06% 0.179 120.2)
XYZ	xyz(58.2392, 75.6545, 20.1272)
Luminance	0.7565 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CFEF55 #7555EF

analogous

#EFC255 #CFEF55 #82EF55

triadic

#CFEF55 #55CFEF #EF55CF

tetradic

#CFEF55 #55EFC2 #7555EF #EF5582

square

#CFEF55 #55EFC2 #7555EF #EF5582

split-complementary

#CFEF55 #5582EF #C255EF

monochromatic

#96B811 #BFEA1D #CFEF55 #DFF48D #EFFAC5

Accessibility & contrast

On white

1.30

#CFEF55 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.13

#CFEF55 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CFEF55

16.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CFEF55	#FFFFFF	#000000	##000000
##CFEF55	1.00	1.30	16.13	16.13
#FFFFFF	1.30	1.00	21.00	21.00
#000000	16.13	21.00	1.00	1.00
##000000	16.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FDE240

Deuteranopia (green-blind)

#F9E260

Tritanopia (blue-blind)

#DAE3CF

Achromatopsia (no color)

#E1E1E1

Design tokens & code

CSS

--color: #cfef55;
/* rgb */ color: rgb(207, 239, 85);
/* oklch */ color: oklch(90.1% 0.179 120.2);

Tailwind

colors: {
  custom: {
    50: '#e1f48c',
    500: '#cfef55',
    950: '#000000',
  },
}

SCSS

$custom: #cfef55;
$custom-light: #e1f48c;
$custom-dark: #000000;

JSON

{
  "hex": "#cfef55",
  "rgb": {
    "r": 207,
    "g": 239,
    "b": 85
  },
  "hsl": {
    "h": 72.468,
    "s": 82.796,
    "l": 63.529
  },
  "oklch": {
    "l": 0.90059,
    "c": 0.17943,
    "h": 120.2
  },
  "luminance": 0.75654
}

Semantic roles & 50–950 ramp

primary

#CFEF55

secondary

#4D31B7

accent

#06DF33

background

#FEFFFC

surface

#FCFEF4

border

#D5D6CE

text

#16170D

muted

#84857F

Preview Lab

Preview with #CFEF55

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

Preview Lab → · Contrast checker → · Palette generator →