#E4EF78#E4EF78

#E4EF78 is a very light, vivid yellow. Relative luminance 0.796; OKLCH L 92.0% C 0.144 H 113.6°. Best body text is #000000 at 16.92:1 contrast (WCAG AA passes).

Color values

HEX	#E4EF78
RGB	rgb(228, 239, 120)
HSL	hsl(66, 79%, 70%)
HSV	hsv(66, 50%, 94%)
CMYK	cmyk(4.6%, 0%, 49.8%, 6.3%)
CIE-LAB	lab(91.50, -20.03, 55.73)
CIE-LCH	lch(91.50, 59.22, 109.77°)
OKLab	oklab(91.98% -0.0575 0.1317)
OKLCH	oklch(91.98% 0.144 113.6)
XYZ	xyz(66.2527, 79.5841, 29.6368)
Luminance	0.7958 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E4EF78 #8378EF

analogous

#EFBE78 #E4EF78 #A8EF78

triadic

#E4EF78 #78E4EF #EF78E4

tetradic

#E4EF78 #78EFBE #8378EF #EF78A8

square

#E4EF78 #78EFBE #8378EF #EF78A8

split-complementary

#E4EF78 #78A8EF #BE78EF

monochromatic

#C2D419 #D9E941 #E4EF78 #EFF5AF #FAFCE4

Accessibility & contrast

On white

1.24

#E4EF78 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.92

#E4EF78 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E4EF78

16.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E4EF78	#FFFFFF	#000000	##000000
##E4EF78	1.00	1.24	16.92	16.92
#FFFFFF	1.24	1.00	21.00	21.00
#000000	16.92	21.00	1.00	1.00
##000000	16.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FEE56D

Deuteranopia (green-blind)

#FDE87E

Tritanopia (blue-blind)

#F0E3D4

Achromatopsia (no color)

#E7E7E7

Design tokens & code

CSS

--color: #e4ef78;
/* rgb */ color: rgb(228, 239, 120);
/* oklch */ color: oklch(92.0% 0.144 113.6);

Tailwind

colors: {
  custom: {
    50: '#eef4a2',
    500: '#e4ef78',
    950: '#000000',
  },
}

SCSS

$custom: #e4ef78;
$custom-light: #eef4a2;
$custom-dark: #000000;

JSON

{
  "hex": "#e4ef78",
  "rgb": {
    "r": 228,
    "g": 239,
    "b": 120
  },
  "hsl": {
    "h": 65.546,
    "s": 78.808,
    "l": 70.392
  },
  "oklch": {
    "l": 0.91975,
    "c": 0.14373,
    "h": 113.6
  },
  "luminance": 0.79583
}

Semantic roles & 50–950 ramp

primary

#E4EF78

secondary

#4F43C9

accent

#0ADB1E

background

#FFFFFC

surface

#FEFEF5

border

#D6D6CF

text

#17170F

muted

#858580

Preview Lab

Preview with #E4EF78

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

Preview Lab → · Contrast checker → · Palette generator →