#CEEF81#CEEF81

#CEEF81 is a very light, vivid yellow-green. Relative luminance 0.764; OKLCH L 90.5% C 0.142 H 123.0°. Best body text is #000000 at 16.29:1 contrast (WCAG AA passes).

Color values

HEX	#CEEF81
RGB	rgb(206, 239, 129)
HSL	hsl(78, 77%, 72%)
HSV	hsv(78, 46%, 94%)
CMYK	cmyk(13.8%, 0%, 46%, 6.3%)
CIE-LAB	lab(90.06, -27.58, 49.42)
CIE-LCH	lch(90.06, 56.60, 119.16°)
OKLab	oklab(90.47% -0.077 0.1188)
OKLCH	oklch(90.47% 0.142 123)
XYZ	xyz(60.2826, 76.4396, 32.3431)
Luminance	0.7644 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Light Yellowish Green

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CEEF81 #A281EF

analogous

#EFD981 #CEEF81 #97EF81

triadic

#CEEF81 #81CEEF #EF81CE

tetradic

#CEEF81 #81EFD9 #A281EF #EF8197

square

#CEEF81 #81EFD9 #A281EF #EF8197

split-complementary

#CEEF81 #8197EF #D981EF

monochromatic

#A1DA1C #B9E84B #CEEF81 #E3F6B7 #F4FCE4

Accessibility & contrast

On white

1.29

#CEEF81 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.29

#CEEF81 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CEEF81

16.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CEEF81	#FFFFFF	#000000	##000000
##CEEF81	1.00	1.29	16.29	16.29
#FFFFFF	1.29	1.00	21.00	21.00
#000000	16.29	21.00	1.00	1.00
##000000	16.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FAE378

Deuteranopia (green-blind)

#F6E287

Tritanopia (blue-blind)

#D6E6D5

Achromatopsia (no color)

#E3E3E3

Design tokens & code

CSS

--color: #ceef81;
/* rgb */ color: rgb(206, 239, 129);
/* oklch */ color: oklch(90.5% 0.142 123.0);

Tailwind

colors: {
  custom: {
    50: '#def4a7',
    500: '#ceef81',
    950: '#000000',
  },
}

SCSS

$custom: #ceef81;
$custom-light: #def4a7;
$custom-dark: #000000;

JSON

{
  "hex": "#ceef81",
  "rgb": {
    "r": 206,
    "g": 239,
    "b": 129
  },
  "hsl": {
    "h": 78,
    "s": 77.465,
    "l": 72.157
  },
  "oklch": {
    "l": 0.90474,
    "c": 0.14153,
    "h": 123
  },
  "luminance": 0.7644
}

Semantic roles & 50–950 ramp

primary

#CEEF81

secondary

#714BC9

accent

#0CDA4A

background

#FEFFFC

surface

#FCFEF6

border

#D5D6D0

text

#151710

muted

#848580

Preview Lab

Preview with #CEEF81

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

Preview Lab → · Contrast checker → · Palette generator →