#E3FC5A#E3FC5A

#E3FC5A is a very light, vivid yellow. Relative luminance 0.867; OKLCH L 94.4% C 0.184 H 117.6°. Best body text is #000000 at 18.34:1 contrast (WCAG AA passes).

Color values

HEX	#E3FC5A
RGB	rgb(227, 252, 90)
HSL	hsl(69, 96%, 67%)
HSV	hsv(69, 64%, 99%)
CMYK	cmyk(9.9%, 0%, 64.3%, 1.2%)
CIE-LAB	lab(94.61, -28.83, 71.93)
CIE-LCH	lch(94.61, 77.49, 111.84°)
OKLab	oklab(94.36% -0.0851 0.163)
OKLCH	oklch(94.36% 0.184 117.6)
XYZ	xyz(68.3358, 86.6906, 22.8039)
Luminance	0.8669 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E3FC5A #735AFC

analogous

#FCC45A #E3FC5A #92FC5A

triadic

#E3FC5A #5AE3FC #FC5AE3

tetradic

#E3FC5A #5AFCC4 #735AFC #FC5A92

square

#E3FC5A #5AFCC4 #735AFC #FC5A92

split-complementary

#E3FC5A #5A92FC #C45AFC

monochromatic

#B7D804 #D9FB1E #E3FC5A #EDFD96 #F7FED2

Accessibility & contrast

On white

1.15

#E3FC5A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.34

#E3FC5A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E3FC5A

18.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E3FC5A	#FFFFFF	#000000	##000000
##E3FC5A	1.00	1.15	18.34	18.34
#FFFFFF	1.15	1.00	21.00	21.00
#000000	18.34	21.00	1.00	1.00
##000000	18.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEF44

Deuteranopia (green-blind)

#FFF066

Tritanopia (blue-blind)

#F0EFDB

Achromatopsia (no color)

#EFEFEF

Design tokens & code

CSS

--color: #e3fc5a;
/* rgb */ color: rgb(227, 252, 90);
/* oklch */ color: oklch(94.4% 0.184 117.6);

Tailwind

colors: {
  custom: {
    50: '#effd90',
    500: '#e3fc5a',
    950: '#000000',
  },
}

SCSS

$custom: #e3fc5a;
$custom-light: #effd90;
$custom-dark: #000000;

JSON

{
  "hex": "#e3fc5a",
  "rgb": {
    "r": 227,
    "g": 252,
    "b": 90
  },
  "hsl": {
    "h": 69.259,
    "s": 96.429,
    "l": 67.059
  },
  "oklch": {
    "l": 0.9436,
    "c": 0.18385,
    "h": 117.6
  },
  "luminance": 0.8669
}

Semantic roles & 50–950 ramp

primary

#E3FC5A

secondary

#4329D2

accent

#00E623

background

#FFFFFC

surface

#FEFFF4

border

#D6D7CE

text

#17170D

muted

#85857F

Preview Lab

Preview with #E3FC5A

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

Preview Lab → · Contrast checker → · Palette generator →