#E4F563#E4F563

#E4F563 is a very light, vivid yellow. Relative luminance 0.827; OKLCH L 93.0% C 0.169 H 115.4°. Best body text is #000000 at 17.54:1 contrast (WCAG AA passes).

Color values

HEX	#E4F563
RGB	rgb(228, 245, 99)
HSL	hsl(67, 88%, 67%)
HSV	hsv(67, 60%, 96%)
CMYK	cmyk(6.9%, 0%, 59.6%, 3.9%)
CIE-LAB	lab(92.88, -24.56, 66.51)
CIE-LCH	lch(92.88, 70.90, 110.26°)
OKLab	oklab(93.02% -0.0723 0.1527)
OKLCH	oklch(93.02% 0.169 115.4)
XYZ	xyz(66.9009, 82.7006, 24.2405)
Luminance	0.8270 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E4F563 #7463F5

analogous

#F5BD63 #E4F563 #9BF563

triadic

#E4F563 #63E4F5 #F563E4

tetradic

#E4F563 #63F5BD #7463F5 #F5639B

square

#E4F563 #63F5BD #7463F5 #F5639B

split-complementary

#E4F563 #639BF5 #BD63F5

monochromatic

#BAD00D #DAF129 #E4F563 #EEF99D #F8FCD6

Accessibility & contrast

On white

1.20

#E4F563 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.54

#E4F563 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E4F563

17.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E4F563	#FFFFFF	#000000	##000000
##E4F563	1.00	1.20	17.54	17.54
#FFFFFF	1.20	1.00	21.00	21.00
#000000	17.54	21.00	1.00	1.00
##000000	17.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEA52

Deuteranopia (green-blind)

#FFEC6C

Tritanopia (blue-blind)

#F1E8D6

Achromatopsia (no color)

#EBEBEB

Design tokens & code

CSS

--color: #e4f563;
/* rgb */ color: rgb(228, 245, 99);
/* oklch */ color: oklch(93.0% 0.169 115.4);

Tailwind

colors: {
  custom: {
    50: '#eff895',
    500: '#e4f563',
    950: '#000000',
  },
}

SCSS

$custom: #e4f563;
$custom-light: #eff895;
$custom-dark: #000000;

JSON

{
  "hex": "#e4f563",
  "rgb": {
    "r": 228,
    "g": 245,
    "b": 99
  },
  "hsl": {
    "h": 66.986,
    "s": 87.952,
    "l": 67.451
  },
  "oklch": {
    "l": 0.93018,
    "c": 0.16895,
    "h": 115.4
  },
  "luminance": 0.827
}

Semantic roles & 50–950 ramp

primary

#E4F563

secondary

#4330CC

accent

#01E51B

background

#FFFFFC

surface

#FEFEF5

border

#D6D6CF

text

#17170E

muted

#85857F

Preview Lab

Preview with #E4F563

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

Preview Lab → · Contrast checker → · Palette generator →