#CFEE51#CFEE51

#CFEE51 is a very light, vivid yellow-green. Relative luminance 0.750; OKLCH L 89.8% C 0.181 H 119.8°. Best body text is #000000 at 16.00:1 contrast (WCAG AA passes).

Color values

HEX	#CFEE51
RGB	rgb(207, 238, 81)
HSL	hsl(72, 82%, 63%)
HSV	hsv(72, 66%, 93%)
CMYK	cmyk(13%, 0%, 66%, 6.7%)
CIE-LAB	lab(89.40, -30.71, 69.53)
CIE-LCH	lch(89.40, 76.01, 113.83°)
OKLab	oklab(89.81% -0.09 0.1571)
OKLCH	oklch(89.81% 0.181 119.8)
XYZ	xyz(57.7928, 75.0088, 19.2165)
Luminance	0.7501 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CFEE51 #7051EE

analogous

#EEBE51 #CFEE51 #81EE51

triadic

#CFEE51 #51CFEE #EE51CF

tetradic

#CFEE51 #51EEBE #7051EE #EE5181

square

#CFEE51 #51EEBE #7051EE #EE5181

split-complementary

#CFEE51 #5181EE #BE51EE

monochromatic

#93B311 #C0E919 #CFEE51 #DEF389 #EEF9C1

Accessibility & contrast

On white

1.31

#CFEE51 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.00

#CFEE51 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CFEE51

16.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CFEE51	#FFFFFF	#000000	##000000
##CFEE51	1.00	1.31	16.00	16.00
#FFFFFF	1.31	1.00	21.00	21.00
#000000	16.00	21.00	1.00	1.00
##000000	16.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FDE13A

Deuteranopia (green-blind)

#F9E15D

Tritanopia (blue-blind)

#DAE2CE

Achromatopsia (no color)

#E1E1E1

Design tokens & code

CSS

--color: #cfee51;
/* rgb */ color: rgb(207, 238, 81);
/* oklch */ color: oklch(89.8% 0.181 119.8);

Tailwind

colors: {
  custom: {
    50: '#e1f38a',
    500: '#cfee51',
    950: '#000000',
  },
}

SCSS

$custom: #cfee51;
$custom-light: #e1f38a;
$custom-dark: #000000;

JSON

{
  "hex": "#cfee51",
  "rgb": {
    "r": 207,
    "g": 238,
    "b": 81
  },
  "hsl": {
    "h": 71.847,
    "s": 82.199,
    "l": 62.549
  },
  "oklch": {
    "l": 0.89807,
    "c": 0.18106,
    "h": 119.8
  },
  "luminance": 0.75009
}

Semantic roles & 50–950 ramp

primary

#CFEE51

secondary

#4A30B3

accent

#07DF31

background

#FEFFFC

surface

#FCFEF4

border

#D5D6CE

text

#16170C

muted

#84857F

Preview Lab

Preview with #CFEE51

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

Preview Lab → · Contrast checker → · Palette generator →