#E3F563#E3F563

#E3F563 is a very light, vivid yellow. Relative luminance 0.825; OKLCH L 92.9% C 0.169 H 115.7°. Best body text is #000000 at 17.51:1 contrast (WCAG AA passes).

Color values

HEX	#E3F563
RGB	rgb(227, 245, 99)
HSL	hsl(67, 88%, 67%)
HSV	hsv(67, 60%, 96%)
CMYK	cmyk(7.3%, 0%, 59.6%, 3.9%)
CIE-LAB	lab(92.81, -24.95, 66.42)
CIE-LCH	lch(92.81, 70.95, 110.59°)
OKLab	oklab(92.94% -0.0734 0.1525)
OKLCH	oklch(92.94% 0.169 115.7)
XYZ	xyz(66.5845, 82.5375, 24.2257)
Luminance	0.8254 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E3F563 #7563F5

analogous

#F5BE63 #E3F563 #9AF563

triadic

#E3F563 #63E3F5 #F563E3

tetradic

#E3F563 #63F5BE #7563F5 #F5639A

square

#E3F563 #63F5BE #7563F5 #F5639A

split-complementary

#E3F563 #639AF5 #BE63F5

monochromatic

#B8D00D #D9F129 #E3F563 #EDF99D #F8FCD6

Accessibility & contrast

On white

1.20

#E3F563 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.51

#E3F563 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E3F563

17.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E3F563	#FFFFFF	#000000	##000000
##E3F563	1.00	1.20	17.51	17.51
#FFFFFF	1.20	1.00	21.00	21.00
#000000	17.51	21.00	1.00	1.00
##000000	17.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE952

Deuteranopia (green-blind)

#FFEC6C

Tritanopia (blue-blind)

#F0E8D6

Achromatopsia (no color)

#EAEAEA

Design tokens & code

CSS

--color: #e3f563;
/* rgb */ color: rgb(227, 245, 99);
/* oklch */ color: oklch(92.9% 0.169 115.7);

Tailwind

colors: {
  custom: {
    50: '#eff895',
    500: '#e3f563',
    950: '#000000',
  },
}

SCSS

$custom: #e3f563;
$custom-light: #eff895;
$custom-dark: #000000;

JSON

{
  "hex": "#e3f563",
  "rgb": {
    "r": 227,
    "g": 245,
    "b": 99
  },
  "hsl": {
    "h": 67.397,
    "s": 87.952,
    "l": 67.451
  },
  "oklch": {
    "l": 0.92942,
    "c": 0.16924,
    "h": 115.7
  },
  "luminance": 0.82537
}

Semantic roles & 50–950 ramp

primary

#E3F563

secondary

#4430CC

accent

#01E51D

background

#FFFFFC

surface

#FEFEF5

border

#D6D6CF

text

#17170E

muted

#85857F

Preview Lab

Preview with #E3F563

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

Preview Lab → · Contrast checker → · Palette generator →