#CEF599#CEF599

#CEF599 is a very light, vivid yellow-green. Relative luminance 0.807; OKLCH L 92.1% C 0.125 H 127.4°. Best body text is #000000 at 17.15:1 contrast (WCAG AA passes).

Color values

HEX	#CEF599
RGB	rgb(206, 245, 153)
HSL	hsl(85, 82%, 78%)
HSV	hsv(85, 38%, 96%)
CMYK	cmyk(15.9%, 0%, 37.6%, 3.9%)
CIE-LAB	lab(92.01, -27.64, 40.23)
CIE-LCH	lch(92.01, 48.82, 124.49°)
OKLab	oklab(92.14% -0.0757 0.0991)
OKLCH	oklch(92.14% 0.125 127.4)
XYZ	xyz(63.8551, 80.7259, 42.3483)
Luminance	0.8073 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Light Yellowish Green

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CEF599 #C099F5

analogous

#F5EE99 #CEF599 #A0F599

triadic

#CEF599 #99CEF5 #F599CE

tetradic

#CEF599 #99F5EE #C099F5 #F599A0

square

#CEF599 #99F5EE #C099F5 #F599A0

split-complementary

#CEF599 #99A0F5 #EE99F5

monochromatic

#98EA2A #B3F061 #CEF599 #E9FAD1 #F2FCE3

Accessibility & contrast

On white

1.22

#CEF599 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.15

#CEF599 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CEF599

17.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CEF599	#FFFFFF	#000000	##000000
##CEF599	1.00	1.22	17.15	17.15
#FFFFFF	1.22	1.00	21.00	21.00
#000000	17.15	21.00	1.00	1.00
##000000	17.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FEEA92

Deuteranopia (green-blind)

#F8E79E

Tritanopia (blue-blind)

#D2EDDE

Achromatopsia (no color)

#E8E8E8

Design tokens & code

CSS

--color: #cef599;
/* rgb */ color: rgb(206, 245, 153);
/* oklch */ color: oklch(92.1% 0.125 127.4);

Tailwind

colors: {
  custom: {
    50: '#def8b8',
    500: '#cef599',
    950: '#000000',
  },
}

SCSS

$custom: #cef599;
$custom-light: #def8b8;
$custom-dark: #000000;

JSON

{
  "hex": "#cef599",
  "rgb": {
    "r": 206,
    "g": 245,
    "b": 153
  },
  "hsl": {
    "h": 85.435,
    "s": 82.143,
    "l": 78.039
  },
  "oklch": {
    "l": 0.92142,
    "c": 0.1247,
    "h": 127.4
  },
  "luminance": 0.80727
}

Semantic roles & 50–950 ramp

primary

#CEF599

secondary

#905FD4

accent

#07DF62

background

#FEFFFD

surface

#FCFFF8

border

#D5D7D1

text

#151711

muted

#848581

Preview Lab

Preview with #CEF599

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

Preview Lab → · Contrast checker → · Palette generator →