#E4F978#E4F978

#E4F978 is a very light, vivid yellow. Relative luminance 0.856; OKLCH L 94.1% C 0.156 H 117.2°. Best body text is #000000 at 18.12:1 contrast (WCAG AA passes).

Color values

HEX	#E4F978
RGB	rgb(228, 249, 120)
HSL	hsl(70, 91%, 72%)
HSV	hsv(70, 52%, 98%)
CMYK	cmyk(8.4%, 0%, 51.8%, 2.4%)
CIE-LAB	lab(94.14, -24.81, 58.84)
CIE-LCH	lch(94.14, 63.86, 112.86°)
OKLab	oklab(94.09% -0.0711 0.1385)
OKLCH	oklch(94.09% 0.156 117.2)
XYZ	xyz(69.2617, 85.6021, 30.6398)
Luminance	0.8560 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E4F978 #8D78F9

analogous

#F9CD78 #E4F978 #A4F978

triadic

#E4F978 #78E4F9 #F978E4

tetradic

#E4F978 #78F9CD #8D78F9 #F978A4

square

#E4F978 #78F9CD #8D78F9 #F978A4

split-complementary

#E4F978 #78A4F9 #CD78F9

monochromatic

#C7EC0A #D8F63D #E4F978 #F0FCB3 #F9FEE2

Accessibility & contrast

On white

1.16

#E4F978 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.12

#E4F978 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E4F978

18.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E4F978	#FFFFFF	#000000	##000000
##E4F978	1.00	1.16	18.12	18.12
#FFFFFF	1.16	1.00	21.00	21.00
#000000	18.12	21.00	1.00	1.00
##000000	18.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEE6C

Deuteranopia (green-blind)

#FFEF7F

Tritanopia (blue-blind)

#F0EDDC

Achromatopsia (no color)

#EEEEEE

Design tokens & code

CSS

--color: #e4f978;
/* rgb */ color: rgb(228, 249, 120);
/* oklch */ color: oklch(94.1% 0.156 117.2);

Tailwind

colors: {
  custom: {
    50: '#effba2',
    500: '#e4f978',
    950: '#000000',
  },
}

SCSS

$custom: #e4f978;
$custom-light: #effba2;
$custom-dark: #000000;

JSON

{
  "hex": "#e4f978",
  "rgb": {
    "r": 228,
    "g": 249,
    "b": 120
  },
  "hsl": {
    "h": 69.767,
    "s": 91.489,
    "l": 72.353
  },
  "oklch": {
    "l": 0.9409,
    "c": 0.15565,
    "h": 117.2
  },
  "luminance": 0.85601
}

Semantic roles & 50–950 ramp

primary

#E4F978

secondary

#5840D5

accent

#00E625

background

#FFFFFC

surface

#FEFFF6

border

#D6D7D0

text

#17170F

muted

#858580

Preview Lab

Preview with #E4F978

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

Preview Lab → · Contrast checker → · Palette generator →