#E9F573#E9F573

#E9F573 is a very light, vivid yellow. Relative luminance 0.839; OKLCH L 93.6% C 0.154 H 113.8°. Best body text is #000000 at 17.77:1 contrast (WCAG AA passes).

Color values

HEX	#E9F573
RGB	rgb(233, 245, 115)
HSL	hsl(66, 87%, 71%)
HSV	hsv(66, 53%, 96%)
CMYK	cmyk(4.9%, 0%, 53.1%, 3.9%)
CIE-LAB	lab(93.39, -21.38, 60.30)
CIE-LCH	lch(93.39, 63.98, 109.53°)
OKLab	oklab(93.56% -0.0621 0.1411)
OKLCH	oklch(93.56% 0.154 113.8)
XYZ	xyz(69.3525, 83.8674, 28.7509)
Luminance	0.8387 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E9F573 #7F73F5

analogous

#F5C073 #E9F573 #A8F573

triadic

#E9F573 #73E9F5 #F573E9

tetradic

#E9F573 #73F5C0 #7F73F5 #F573A8

square

#E9F573 #73F5C0 #7F73F5 #F573A8

split-complementary

#E9F573 #73A8F5 #C073F5

monochromatic

#CBDE10 #E0F13A #E9F573 #F2F9AC #FBFDE2

Accessibility & contrast

On white

1.18

#E9F573 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.77

#E9F573 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E9F573

17.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E9F573	#FFFFFF	#000000	##000000
##E9F573	1.00	1.18	17.77	17.77
#FFFFFF	1.18	1.00	21.00	21.00
#000000	17.77	21.00	1.00	1.00
##000000	17.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEB66

Deuteranopia (green-blind)

#FFED7A

Tritanopia (blue-blind)

#F6E9D8

Achromatopsia (no color)

#ECECEC

Design tokens & code

CSS

--color: #e9f573;
/* rgb */ color: rgb(233, 245, 115);
/* oklch */ color: oklch(93.6% 0.154 113.8);

Tailwind

colors: {
  custom: {
    50: '#f2f89f',
    500: '#e9f573',
    950: '#000000',
  },
}

SCSS

$custom: #e9f573;
$custom-light: #f2f89f;
$custom-dark: #000000;

JSON

{
  "hex": "#e9f573",
  "rgb": {
    "r": 233,
    "g": 245,
    "b": 115
  },
  "hsl": {
    "h": 65.538,
    "s": 86.667,
    "l": 70.588
  },
  "oklch": {
    "l": 0.93563,
    "c": 0.15416,
    "h": 113.8
  },
  "luminance": 0.83866
}

Semantic roles & 50–950 ramp

primary

#E9F573

secondary

#4A3DCF

accent

#02E317

background

#FFFFFC

surface

#FFFEF5

border

#D7D6CF

text

#17170F

muted

#858580

Preview Lab

Preview with #E9F573

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

Preview Lab → · Contrast checker → · Palette generator →