#EFDE78#EFDE78

#EFDE78 is a very light, vivid yellow. Relative luminance 0.719; OKLCH L 89.4% C 0.125 H 100.0°. Best body text is #000000 at 15.39:1 contrast (WCAG AA passes).

Color values

HEX	#EFDE78
RGB	rgb(239, 222, 120)
HSL	hsl(51, 79%, 70%)
HSV	hsv(51, 50%, 94%)
CMYK	cmyk(0%, 7.1%, 49.8%, 6.3%)
CIE-LAB	lab(87.95, -7.28, 51.69)
CIE-LCH	lch(87.95, 52.20, 98.01°)
OKLab	oklab(89.36% -0.0217 0.1227)
OKLCH	oklch(89.36% 0.125 100)
XYZ	xyz(65.1100, 71.9517, 28.2240)
Luminance	0.7195 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFDE78 #7889EF

analogous

#EFA378 #EFDE78 #C4EF78

triadic

#EFDE78 #78EFDE #DE78EF

tetradic

#EFDE78 #78EFA3 #7889EF #EF78C4

square

#EFDE78 #78EFA3 #7889EF #EF78C4

split-complementary

#EFDE78 #78C4EF #A378EF

monochromatic

#D4B919 #E9D141 #EFDE78 #F5EBAF #FCF8E4

Accessibility & contrast

On white

1.36

#EFDE78 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.39

#EFDE78 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFDE78

15.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFDE78	#FFFFFF	#000000	##000000
##EFDE78	1.00	1.36	15.39	15.39
#FFFFFF	1.36	1.00	21.00	21.00
#000000	15.39	21.00	1.00	1.00
##000000	15.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EFD96F

Deuteranopia (green-blind)

#F4E07C

Tritanopia (blue-blind)

#FED1C6

Achromatopsia (no color)

#DDDDDD

Design tokens & code

CSS

--color: #efde78;
/* rgb */ color: rgb(239, 222, 120);
/* oklch */ color: oklch(89.4% 0.125 100.0);

Tailwind

colors: {
  custom: {
    50: '#f6e8a1',
    500: '#efde78',
    950: '#000000',
  },
}

SCSS

$custom: #efde78;
$custom-light: #f6e8a1;
$custom-dark: #000000;

JSON

{
  "hex": "#efde78",
  "rgb": {
    "r": 239,
    "g": 222,
    "b": 120
  },
  "hsl": {
    "h": 51.429,
    "s": 78.808,
    "l": 70.392
  },
  "oklch": {
    "l": 0.89358,
    "c": 0.12464,
    "h": 100
  },
  "luminance": 0.71949
}

Semantic roles & 50–950 ramp

primary

#EFDE78

secondary

#4356C9

accent

#28DB0A

background

#FFFEFC

surface

#FFFCF5

border

#D7D5CF

text

#17160F

muted

#858480

Preview Lab

Preview with #EFDE78

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

Preview Lab → · Contrast checker → · Palette generator →