#E9FD66#E9FD66

#E9FD66 is a very light, vivid yellow. Relative luminance 0.885; OKLCH L 95.1% C 0.174 H 116.2°. Best body text is #000000 at 18.71:1 contrast (WCAG AA passes).

Color values

HEX	#E9FD66
RGB	rgb(233, 253, 102)
HSL	hsl(68, 97%, 70%)
HSV	hsv(68, 60%, 99%)
CMYK	cmyk(7.9%, 0%, 59.7%, 0.8%)
CIE-LAB	lab(95.39, -26.16, 68.11)
CIE-LCH	lch(95.39, 72.96, 111.01°)
OKLab	oklab(95.12% -0.0769 0.1563)
OKLCH	oklch(95.12% 0.174 116.2)
XYZ	xyz(71.1292, 88.5344, 25.9096)
Luminance	0.8853 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E9FD66 #7A66FD

analogous

#FDC666 #E9FD66 #9EFD66

triadic

#E9FD66 #66E9FD #FD66E9

tetradic

#E9FD66 #66FDC6 #7A66FD #FD669E

square

#E9FD66 #66FDC6 #7A66FD #FD669E

split-complementary

#E9FD66 #669EFD #C666FD

monochromatic

#C8E603 #E0FC2A #E9FD66 #F2FEA2 #FAFFDF

Accessibility & contrast

On white

1.12

#E9FD66 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.71

#E9FD66 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E9FD66

18.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E9FD66	#FFFFFF	#000000	##000000
##E9FD66	1.00	1.12	18.71	18.71
#FFFFFF	1.12	1.00	21.00	21.00
#000000	18.71	21.00	1.00	1.00
##000000	18.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF154

Deuteranopia (green-blind)

#FFF370

Tritanopia (blue-blind)

#F6F0DD

Achromatopsia (no color)

#F2F2F2

Design tokens & code

CSS

--color: #e9fd66;
/* rgb */ color: rgb(233, 253, 102);
/* oklch */ color: oklch(95.1% 0.174 116.2);

Tailwind

colors: {
  custom: {
    50: '#f3fe97',
    500: '#e9fd66',
    950: '#000000',
  },
}

SCSS

$custom: #e9fd66;
$custom-light: #f3fe97;
$custom-dark: #000000;

JSON

{
  "hex": "#e9fd66",
  "rgb": {
    "r": 233,
    "g": 253,
    "b": 102
  },
  "hsl": {
    "h": 67.947,
    "s": 97.419,
    "l": 69.608
  },
  "oklch": {
    "l": 0.9512,
    "c": 0.1742,
    "h": 116.2
  },
  "luminance": 0.88534
}

Semantic roles & 50–950 ramp

primary

#E9FD66

secondary

#462FD8

accent

#00E61E

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#17170E

muted

#85857F

Preview Lab

Preview with #E9FD66

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

Preview Lab → · Contrast checker → · Palette generator →