#E3FE4E#E3FE4E

#E3FE4E is a very light, vivid yellow. Relative luminance 0.878; OKLCH L 94.7% C 0.194 H 117.9°. Best body text is #000000 at 18.55:1 contrast (WCAG AA passes).

Color values

HEX	#E3FE4E
RGB	rgb(227, 254, 78)
HSL	hsl(69, 99%, 65%)
HSV	hsv(69, 69%, 100%)
CMYK	cmyk(10.6%, 0%, 69.3%, 0.4%)
CIE-LAB	lab(95.06, -30.44, 76.79)
CIE-LCH	lch(95.06, 82.60, 111.62°)
OKLab	oklab(94.7% -0.0907 0.1714)
OKLCH	oklch(94.7% 0.194 117.9)
XYZ	xyz(68.4970, 87.7652, 20.5382)
Luminance	0.8777 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E3FE4E #694EFE

analogous

#FEC14E #E3FE4E #8BFE4E

triadic

#E3FE4E #4EE3FE #FE4EE3

tetradic

#E3FE4E #4EFEC1 #694EFE #FE4E8B

square

#E3FE4E #4EFEC1 #694EFE #FE4E8B

split-complementary

#E3FE4E #4E8BFE #C14EFE

monochromatic

#B1D001 #D9FE11 #E3FE4E #EDFE8B #F6FFC8

Accessibility & contrast

On white

1.13

#E3FE4E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.55

#E3FE4E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E3FE4E

18.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E3FE4E	#FFFFFF	#000000	##000000
##E3FE4E	1.00	1.13	18.55	18.55
#FFFFFF	1.13	1.00	21.00	21.00
#000000	18.55	21.00	1.00	1.00
##000000	18.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF030

Deuteranopia (green-blind)

#FFF25C

Tritanopia (blue-blind)

#F0F0DB

Achromatopsia (no color)

#F1F1F1

Design tokens & code

CSS

--color: #e3fe4e;
/* rgb */ color: rgb(227, 254, 78);
/* oklch */ color: oklch(94.7% 0.194 117.9);

Tailwind

colors: {
  custom: {
    50: '#effe8a',
    500: '#e3fe4e',
    950: '#000000',
  },
}

SCSS

$custom: #e3fe4e;
$custom-light: #effe8a;
$custom-dark: #000000;

JSON

{
  "hex": "#e3fe4e",
  "rgb": {
    "r": 227,
    "g": 254,
    "b": 78
  },
  "hsl": {
    "h": 69.205,
    "s": 98.876,
    "l": 65.098
  },
  "oklch": {
    "l": 0.947,
    "c": 0.19391,
    "h": 117.9
  },
  "luminance": 0.87765
}

Semantic roles & 50–950 ramp

primary

#E3FE4E

secondary

#3E25CB

accent

#00E623

background

#FFFFFC

surface

#FFFFF4

border

#D7D7CE

text

#17170C

muted

#85857F

Preview Lab

Preview with #E3FE4E

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

Preview Lab → · Contrast checker → · Palette generator →