#E9FB66#E9FB66

#E9FB66 is a very light, vivid yellow. Relative luminance 0.873; OKLCH L 94.7% C 0.172 H 115.6°. Best body text is #000000 at 18.46:1 contrast (WCAG AA passes).

Color values

HEX	#E9FB66
RGB	rgb(233, 251, 102)
HSL	hsl(67, 95%, 69%)
HSV	hsv(67, 59%, 98%)
CMYK	cmyk(7.2%, 0%, 59.4%, 1.6%)
CIE-LAB	lab(94.86, -25.22, 67.53)
CIE-LCH	lch(94.86, 72.09, 110.48°)
OKLab	oklab(94.7% -0.0742 0.1551)
OKLCH	oklch(94.7% 0.172 115.6)
XYZ	xyz(70.5012, 87.2783, 25.7002)
Luminance	0.8728 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E9FB66 #7866FB

analogous

#FBC266 #E9FB66 #9FFB66

triadic

#E9FB66 #66E9FB #FB66E9

tetradic

#E9FB66 #66FBC2 #7866FB #FB669F

square

#E9FB66 #66FBC2 #7866FB #FB669F

split-complementary

#E9FB66 #669FFB #C266FB

monochromatic

#C6E106 #E0F92A #E9FB66 #F2FDA2 #FAFEDD

Accessibility & contrast

On white

1.14

#E9FB66 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.46

#E9FB66 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E9FB66

18.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E9FB66	#FFFFFF	#000000	##000000
##E9FB66	1.00	1.14	18.46	18.46
#FFFFFF	1.14	1.00	21.00	21.00
#000000	18.46	21.00	1.00	1.00
##000000	18.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEF55

Deuteranopia (green-blind)

#FFF170

Tritanopia (blue-blind)

#F6EEDB

Achromatopsia (no color)

#F0F0F0

Design tokens & code

CSS

--color: #e9fb66;
/* rgb */ color: rgb(233, 251, 102);
/* oklch */ color: oklch(94.7% 0.172 115.6);

Tailwind

colors: {
  custom: {
    50: '#f3fc97',
    500: '#e9fb66',
    950: '#000000',
  },
}

SCSS

$custom: #e9fb66;
$custom-light: #f3fc97;
$custom-dark: #000000;

JSON

{
  "hex": "#e9fb66",
  "rgb": {
    "r": 233,
    "g": 251,
    "b": 102
  },
  "hsl": {
    "h": 67.248,
    "s": 94.904,
    "l": 69.216
  },
  "oklch": {
    "l": 0.94696,
    "c": 0.17195,
    "h": 115.6
  },
  "luminance": 0.87277
}

Semantic roles & 50–950 ramp

primary

#E9FB66

secondary

#4430D5

accent

#00E61C

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#17170E

muted

#85857F

Preview Lab

Preview with #E9FB66

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

Preview Lab → · Contrast checker → · Palette generator →