#E3FA66#E3FA66

#E3FA66 is a very light, vivid yellow. Relative luminance 0.857; OKLCH L 94.0% C 0.173 H 117.3°. Best body text is #000000 at 18.13:1 contrast (WCAG AA passes).

Color values

HEX	#E3FA66
RGB	rgb(227, 250, 102)
HSL	hsl(69, 94%, 69%)
HSV	hsv(69, 59%, 98%)
CMYK	cmyk(9.2%, 0%, 59.2%, 2%)
CIE-LAB	lab(94.17, -27.09, 66.66)
CIE-LCH	lch(94.17, 71.95, 112.12°)
OKLab	oklab(94.04% -0.0791 0.1534)
OKLCH	oklch(94.04% 0.173 117.3)
XYZ	xyz(68.2637, 85.6621, 25.5061)
Luminance	0.8566 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E3FA66 #7D66FA

analogous

#FAC766 #E3FA66 #99FA66

triadic

#E3FA66 #66E3FA #FA66E3

tetradic

#E3FA66 #66FAC7 #7D66FA #FA6699

square

#E3FA66 #66FAC7 #7D66FA #FA6699

split-complementary

#E3FA66 #6699FA #C766FA

monochromatic

#BDDE07 #D8F82B #E3FA66 #EEFCA1 #F9FEDD

Accessibility & contrast

On white

1.16

#E3FA66 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.13

#E3FA66 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E3FA66

18.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E3FA66	#FFFFFF	#000000	##000000
##E3FA66	1.00	1.16	18.13	18.13
#FFFFFF	1.16	1.00	21.00	21.00
#000000	18.13	21.00	1.00	1.00
##000000	18.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEE55

Deuteranopia (green-blind)

#FFEF70

Tritanopia (blue-blind)

#F0EDDB

Achromatopsia (no color)

#EEEEEE

Design tokens & code

CSS

--color: #e3fa66;
/* rgb */ color: rgb(227, 250, 102);
/* oklch */ color: oklch(94.0% 0.173 117.3);

Tailwind

colors: {
  custom: {
    50: '#effb97',
    500: '#e3fa66',
    950: '#000000',
  },
}

SCSS

$custom: #e3fa66;
$custom-light: #effb97;
$custom-dark: #000000;

JSON

{
  "hex": "#e3fa66",
  "rgb": {
    "r": 227,
    "g": 250,
    "b": 102
  },
  "hsl": {
    "h": 69.324,
    "s": 93.671,
    "l": 69.02
  },
  "oklch": {
    "l": 0.94038,
    "c": 0.17257,
    "h": 117.3
  },
  "luminance": 0.85661
}

Semantic roles & 50–950 ramp

primary

#E3FA66

secondary

#4A30D4

accent

#00E624

background

#FFFFFC

surface

#FEFFF5

border

#D6D7CF

text

#17170E

muted

#85857F

Preview Lab

Preview with #E3FA66

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

Preview Lab → · Contrast checker → · Palette generator →