#E4F366#E4F366

#E4F366 is a very light, vivid yellow. Relative luminance 0.816; OKLCH L 92.6% C 0.164 H 114.8°. Best body text is #000000 at 17.31:1 contrast (WCAG AA passes).

Color values

HEX	#E4F366
RGB	rgb(228, 243, 102)
HSL	hsl(66, 85%, 68%)
HSV	hsv(66, 58%, 95%)
CMYK	cmyk(6.2%, 0%, 58%, 4.7%)
CIE-LAB	lab(92.38, -23.39, 64.70)
CIE-LCH	lch(92.38, 68.80, 109.88°)
OKLab	oklab(92.62% -0.0688 0.1492)
OKLCH	oklch(92.62% 0.164 114.8)
XYZ	xyz(66.4452, 81.5555, 24.8093)
Luminance	0.8155 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E4F366 #7566F3

analogous

#F3BC66 #E4F366 #9DF366

triadic

#E4F366 #66E4F3 #F366E4

tetradic

#E4F366 #66F3BC #7566F3 #F3669D

square

#E4F366 #66F3BC #7566F3 #F3669D

split-complementary

#E4F366 #669DF3 #BC66F3

monochromatic

#BACE10 #DAEF2D #E4F366 #EEF79F #F8FCD7

Accessibility & contrast

On white

1.21

#E4F366 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.31

#E4F366 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E4F366

17.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E4F366	#FFFFFF	#000000	##000000
##E4F366	1.00	1.21	17.31	17.31
#FFFFFF	1.21	1.00	21.00	21.00
#000000	17.31	21.00	1.00	1.00
##000000	17.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE856

Deuteranopia (green-blind)

#FFEA6F

Tritanopia (blue-blind)

#F1E6D5

Achromatopsia (no color)

#E9E9E9

Design tokens & code

CSS

--color: #e4f366;
/* rgb */ color: rgb(228, 243, 102);
/* oklch */ color: oklch(92.6% 0.164 114.8);

Tailwind

colors: {
  custom: {
    50: '#eff797',
    500: '#e4f366',
    950: '#000000',
  },
}

SCSS

$custom: #e4f366;
$custom-light: #eff797;
$custom-dark: #000000;

JSON

{
  "hex": "#e4f366",
  "rgb": {
    "r": 228,
    "g": 243,
    "b": 102
  },
  "hsl": {
    "h": 66.383,
    "s": 85.455,
    "l": 67.647
  },
  "oklch": {
    "l": 0.92622,
    "c": 0.16429,
    "h": 114.8
  },
  "luminance": 0.81554
}

Semantic roles & 50–950 ramp

primary

#E4F366

secondary

#4333CA

accent

#04E21B

background

#FFFFFC

surface

#FEFEF5

border

#D6D6CF

text

#17170E

muted

#85857F

Preview Lab

Preview with #E4F366

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

Preview Lab → · Contrast checker → · Palette generator →