#E9F566#E9F566

#E9F566 is a very light, vivid yellow. Relative luminance 0.836; OKLCH L 93.4% C 0.165 H 113.6°. Best body text is #000000 at 17.72:1 contrast (WCAG AA passes).

Color values

HEX	#E9F566
RGB	rgb(233, 245, 102)
HSL	hsl(65, 88%, 68%)
HSV	hsv(65, 58%, 96%)
CMYK	cmyk(4.9%, 0%, 58.4%, 3.9%)
CIE-LAB	lab(93.27, -22.37, 65.79)
CIE-LCH	lch(93.27, 69.49, 108.78°)
OKLab	oklab(93.43% -0.0662 0.1514)
OKLCH	oklch(93.43% 0.165 113.6)
XYZ	xyz(68.6565, 83.5890, 25.0854)
Luminance	0.8359 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E9F566 #7266F5

analogous

#F5B966 #E9F566 #A1F566

triadic

#E9F566 #66E9F5 #F566E9

tetradic

#E9F566 #66F5B9 #7266F5 #F566A1

square

#E9F566 #66F5B9 #7266F5 #F566A1

split-complementary

#E9F566 #66A1F5 #B966F5

monochromatic

#C2D30E #E1F12D #E9F566 #F1F99F #FAFDD9

Accessibility & contrast

On white

1.19

#E9F566 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.72

#E9F566 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E9F566

17.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E9F566	#FFFFFF	#000000	##000000
##E9F566	1.00	1.19	17.72	17.72
#FFFFFF	1.19	1.00	21.00	21.00
#000000	17.72	21.00	1.00	1.00
##000000	17.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEA56

Deuteranopia (green-blind)

#FFED6F

Tritanopia (blue-blind)

#F7E8D6

Achromatopsia (no color)

#ECECEC

Design tokens & code

CSS

--color: #e9f566;
/* rgb */ color: rgb(233, 245, 102);
/* oklch */ color: oklch(93.4% 0.165 113.6);

Tailwind

colors: {
  custom: {
    50: '#f3f897',
    500: '#e9f566',
    950: '#000000',
  },
}

SCSS

$custom: #e9f566;
$custom-light: #f3f897;
$custom-dark: #000000;

JSON

{
  "hex": "#e9f566",
  "rgb": {
    "r": 233,
    "g": 245,
    "b": 102
  },
  "hsl": {
    "h": 65.035,
    "s": 87.73,
    "l": 68.039
  },
  "oklch": {
    "l": 0.93427,
    "c": 0.16526,
    "h": 113.6
  },
  "luminance": 0.83588
}

Semantic roles & 50–950 ramp

primary

#E9F566

secondary

#3E31CE

accent

#01E414

background

#FFFFFC

surface

#FFFEF5

border

#D7D6CF

text

#17170E

muted

#85857F

Preview Lab

Preview with #E9F566

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

Preview Lab → · Contrast checker → · Palette generator →