#CEF44D#CEF44D

#CEF44D is a very light, vivid yellow-green. Relative luminance 0.784; OKLCH L 91.0% C 0.191 H 121.5°. Best body text is #000000 at 16.67:1 contrast (WCAG AA passes).

Color values

HEX	#CEF44D
RGB	rgb(206, 244, 77)
HSL	hsl(74, 88%, 63%)
HSV	hsv(74, 68%, 96%)
CMYK	cmyk(15.6%, 0%, 68.4%, 4.3%)
CIE-LAB	lab(90.94, -34.09, 72.57)
CIE-LCH	lch(90.94, 80.18, 115.16°)
OKLab	oklab(91.03% -0.0997 0.1629)
OKLCH	oklch(91.03% 0.191 121.5)
XYZ	xyz(59.1447, 78.3590, 19.0287)
Luminance	0.7836 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CEF44D #734DF4

analogous

#F4C74D #CEF44D #7AF44D

triadic

#CEF44D #4DCEF4 #F44DCE

tetradic

#CEF44D #4DF4C7 #734DF4 #F44D7A

square

#CEF44D #4DF4C7 #734DF4 #F44D7A

split-complementary

#CEF44D #4D7AF4 #C74DF4

monochromatic

#93BB0C #BEF013 #CEF44D #DEF887 #EEFBC0

Accessibility & contrast

On white

1.26

#CEF44D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.67

#CEF44D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CEF44D

16.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CEF44D	#FFFFFF	#000000	##000000
##CEF44D	1.00	1.26	16.67	16.67
#FFFFFF	1.26	1.00	21.00	21.00
#000000	16.67	21.00	1.00	1.00
##000000	16.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE632

Deuteranopia (green-blind)

#FEE55B

Tritanopia (blue-blind)

#D9E8D3

Achromatopsia (no color)

#E5E5E5

Design tokens & code

CSS

--color: #cef44d;
/* rgb */ color: rgb(206, 244, 77);
/* oklch */ color: oklch(91.0% 0.191 121.5);

Tailwind

colors: {
  custom: {
    50: '#e1f788',
    500: '#cef44d',
    950: '#000000',
  },
}

SCSS

$custom: #cef44d;
$custom-light: #e1f788;
$custom-dark: #000000;

JSON

{
  "hex": "#cef44d",
  "rgb": {
    "r": 206,
    "g": 244,
    "b": 77
  },
  "hsl": {
    "h": 73.653,
    "s": 88.36,
    "l": 62.941
  },
  "oklch": {
    "l": 0.91027,
    "c": 0.191,
    "h": 121.5
  },
  "luminance": 0.78359
}

Semantic roles & 50–950 ramp

primary

#CEF44D

secondary

#4C2CB9

accent

#01E535

background

#FEFFFC

surface

#FCFEF4

border

#D5D6CE

text

#16170C

muted

#84857F

Preview Lab

Preview with #CEF44D

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

Preview Lab → · Contrast checker → · Palette generator →