#E4EF56#E4EF56

#E4EF56 is a very light, vivid yellow. Relative luminance 0.789; OKLCH L 91.6% C 0.172 H 113.3°. Best body text is #000000 at 16.78:1 contrast (WCAG AA passes).

Color values

HEX	#E4EF56
RGB	rgb(228, 239, 86)
HSL	hsl(64, 83%, 64%)
HSV	hsv(64, 64%, 94%)
CMYK	cmyk(4.6%, 0%, 64%, 6.3%)
CIE-LAB	lab(91.19, -22.54, 69.94)
CIE-LCH	lch(91.19, 73.48, 107.86°)
OKLab	oklab(91.63% -0.068 0.1582)
OKLCH	oklch(91.63% 0.172 113.3)
XYZ	xyz(64.5429, 78.9002, 20.6315)
Luminance	0.7890 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E4EF56 #6156EF

analogous

#EFAD56 #E4EF56 #97EF56

triadic

#E4EF56 #56E4EF #EF56E4

tetradic

#E4EF56 #56EFAD #6156EF #EF5697

square

#E4EF56 #56EFAD #6156EF #EF5697

split-complementary

#E4EF56 #5697EF #AD56EF

monochromatic

#ADB912 #DBEA1E #E4EF56 #EDF48E #F6FAC6

Accessibility & contrast

On white

1.25

#E4EF56 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.78

#E4EF56 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E4EF56

16.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E4EF56	#FFFFFF	#000000	##000000
##E4EF56	1.00	1.25	16.78	16.78
#FFFFFF	1.25	1.00	21.00	21.00
#000000	16.78	21.00	1.00	1.00
##000000	16.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE441

Deuteranopia (green-blind)

#FFE760

Tritanopia (blue-blind)

#F2E1D0

Achromatopsia (no color)

#E6E6E6

Design tokens & code

CSS

--color: #e4ef56;
/* rgb */ color: rgb(228, 239, 86);
/* oklch */ color: oklch(91.6% 0.172 113.3);

Tailwind

colors: {
  custom: {
    50: '#f0f48d',
    500: '#e4ef56',
    950: '#000000',
  },
}

SCSS

$custom: #e4ef56;
$custom-light: #f0f48d;
$custom-dark: #000000;

JSON

{
  "hex": "#e4ef56",
  "rgb": {
    "r": 228,
    "g": 239,
    "b": 86
  },
  "hsl": {
    "h": 64.314,
    "s": 82.703,
    "l": 63.725
  },
  "oklch": {
    "l": 0.91628,
    "c": 0.17215,
    "h": 113.3
  },
  "luminance": 0.78899
}

Semantic roles & 50–950 ramp

primary

#E4EF56

secondary

#3B31B8

accent

#06DF16

background

#FFFFFC

surface

#FEFEF4

border

#D6D6CE

text

#17170D

muted

#85857F

Preview Lab

Preview with #E4EF56

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

Preview Lab → · Contrast checker → · Palette generator →