#E9F666#E9F666

#E9F666 is a very light, vivid yellow. Relative luminance 0.842; OKLCH L 93.6% C 0.166 H 114.0°. Best body text is #000000 at 17.84:1 contrast (WCAG AA passes).

Color values

HEX	#E9F666
RGB	rgb(233, 246, 102)
HSL	hsl(65, 89%, 68%)
HSV	hsv(65, 59%, 96%)
CMYK	cmyk(5.3%, 0%, 58.5%, 3.5%)
CIE-LAB	lab(93.54, -22.85, 66.08)
CIE-LCH	lch(93.54, 69.92, 109.07°)
OKLab	oklab(93.64% -0.0675 0.152)
OKLCH	oklch(93.64% 0.166 114)
XYZ	xyz(68.9599, 84.1957, 25.1865)
Luminance	0.8419 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E9F666 #7366F6

analogous

#F6BB66 #E9F666 #A1F666

triadic

#E9F666 #66E9F6 #F666E9

tetradic

#E9F666 #66F6BB #7366F6 #F666A1

square

#E9F666 #66F6BB #7366F6 #F666A1

split-complementary

#E9F666 #66A1F6 #BB66F6

monochromatic

#C3D50D #E1F32C #E9F666 #F1F9A0 #FAFDDA

Accessibility & contrast

On white

1.18

#E9F666 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.84

#E9F666 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E9F666

17.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E9F666	#FFFFFF	#000000	##000000
##E9F666	1.00	1.18	17.84	17.84
#FFFFFF	1.18	1.00	21.00	21.00
#000000	17.84	21.00	1.00	1.00
##000000	17.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEB56

Deuteranopia (green-blind)

#FFEE6F

Tritanopia (blue-blind)

#F7E9D7

Achromatopsia (no color)

#ECECEC

Design tokens & code

CSS

--color: #e9f666;
/* rgb */ color: rgb(233, 246, 102);
/* oklch */ color: oklch(93.6% 0.166 114.0);

Tailwind

colors: {
  custom: {
    50: '#f3f997',
    500: '#e9f666',
    950: '#000000',
  },
}

SCSS

$custom: #e9f666;
$custom-light: #f3f997;
$custom-dark: #000000;

JSON

{
  "hex": "#e9f666",
  "rgb": {
    "r": 233,
    "g": 246,
    "b": 102
  },
  "hsl": {
    "h": 65.417,
    "s": 88.889,
    "l": 68.235
  },
  "oklch": {
    "l": 0.93638,
    "c": 0.16636,
    "h": 114
  },
  "luminance": 0.84194
}

Semantic roles & 50–950 ramp

primary

#E9F666

secondary

#3F31CF

accent

#00E615

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#17170E

muted

#85857F

Preview Lab

Preview with #E9F666

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

Preview Lab → · Contrast checker → · Palette generator →