#E9F359#E9F359

#E9F359 is a very light, vivid yellow. Relative luminance 0.821; OKLCH L 92.9% C 0.173 H 112.9°. Best body text is #000000 at 17.43:1 contrast (WCAG AA passes).

Color values

HEX	#E9F359
RGB	rgb(233, 243, 89)
HSL	hsl(64, 87%, 65%)
HSV	hsv(64, 63%, 95%)
CMYK	cmyk(4.1%, 0%, 63.4%, 4.7%)
CIE-LAB	lab(92.64, -22.27, 70.39)
CIE-LCH	lch(92.64, 73.83, 107.56°)
OKLab	oklab(92.89% -0.0672 0.1594)
OKLCH	oklch(92.89% 0.173 112.9)
XYZ	xyz(67.4599, 82.1475, 21.7516)
Luminance	0.8215 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E9F359 #6359F3

analogous

#F3B059 #E9F359 #9CF359

triadic

#E9F359 #59E9F3 #F359E9

tetradic

#E9F359 #59F3B0 #6359F3 #F3599C

square

#E9F359 #59F3B0 #6359F3 #F3599C

split-complementary

#E9F359 #599CF3 #B059F3

monochromatic

#B8C30E #E1EF20 #E9F359 #F1F792 #F8FBCB

Accessibility & contrast

On white

1.20

#E9F359 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.43

#E9F359 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E9F359

17.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E9F359	#FFFFFF	#000000	##000000
##E9F359	1.00	1.20	17.43	17.43
#FFFFFF	1.20	1.00	21.00	21.00
#000000	17.43	21.00	1.00	1.00
##000000	17.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE845

Deuteranopia (green-blind)

#FFEC63

Tritanopia (blue-blind)

#F8E5D3

Achromatopsia (no color)

#EAEAEA

Design tokens & code

CSS

--color: #e9f359;
/* rgb */ color: rgb(233, 243, 89);
/* oklch */ color: oklch(92.9% 0.173 112.9);

Tailwind

colors: {
  custom: {
    50: '#f3f68f',
    500: '#e9f359',
    950: '#000000',
  },
}

SCSS

$custom: #e9f359;
$custom-light: #f3f68f;
$custom-dark: #000000;

JSON

{
  "hex": "#e9f359",
  "rgb": {
    "r": 233,
    "g": 243,
    "b": 89
  },
  "hsl": {
    "h": 63.896,
    "s": 86.517,
    "l": 65.098
  },
  "oklch": {
    "l": 0.92888,
    "c": 0.17303,
    "h": 112.9
  },
  "luminance": 0.82146
}

Semantic roles & 50–950 ramp

primary

#E9F359

secondary

#392FC1

accent

#02E311

background

#FFFFFC

surface

#FFFEF4

border

#D7D6CE

text

#17170D

muted

#85857F

Preview Lab

Preview with #E9F359

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

Preview Lab → · Contrast checker → · Palette generator →