#EFF984#EFF984

#EFF984 is a very light, vivid yellow. Relative luminance 0.878; OKLCH L 95.1% C 0.141 H 113.1°. Best body text is #000000 at 18.55:1 contrast (WCAG AA passes).

Color values

HEX	#EFF984
RGB	rgb(239, 249, 132)
HSL	hsl(65, 91%, 75%)
HSV	hsv(65, 47%, 98%)
CMYK	cmyk(4%, 0%, 47%, 2.4%)
CIE-LAB	lab(95.06, -19.50, 54.63)
CIE-LCH	lch(95.06, 58.01, 109.64°)
OKLab	oklab(95.07% -0.0555 0.1301)
OKLCH	oklch(95.07% 0.141 113.1)
XYZ	xyz(73.6383, 87.7692, 34.8873)
Luminance	0.8777 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF984 #8E84F9

analogous

#F9C884 #EFF984 #B5F984

triadic

#EFF984 #84EFF9 #F984EF

tetradic

#EFF984 #84F9C8 #8E84F9 #F984B5

square

#EFF984 #84F9C8 #8E84F9 #F984B5

split-complementary

#EFF984 #84B5F9 #C884F9

monochromatic

#E0F30F #E7F64A #EFF984 #F7FCBE #FBFEE2

Accessibility & contrast

On white

1.13

#EFF984 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.55

#EFF984 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF984

18.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF984	#FFFFFF	#000000	##000000
##EFF984	1.00	1.13	18.55	18.55
#FFFFFF	1.13	1.00	21.00	21.00
#000000	18.55	21.00	1.00	1.00
##000000	18.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEF7A

Deuteranopia (green-blind)

#FFF28A

Tritanopia (blue-blind)

#FCEDDE

Achromatopsia (no color)

#F1F1F1

Design tokens & code

CSS

--color: #eff984;
/* rgb */ color: rgb(239, 249, 132);
/* oklch */ color: oklch(95.1% 0.141 113.1);

Tailwind

colors: {
  custom: {
    50: '#f6fbaa',
    500: '#eff984',
    950: '#000000',
  },
}

SCSS

$custom: #eff984;
$custom-light: #f6fbaa;
$custom-dark: #000000;

JSON

{
  "hex": "#eff984",
  "rgb": {
    "r": 239,
    "g": 249,
    "b": 132
  },
  "hsl": {
    "h": 65.128,
    "s": 90.698,
    "l": 74.706
  },
  "oklch": {
    "l": 0.95065,
    "c": 0.14148,
    "h": 113.1
  },
  "luminance": 0.87768
}

Semantic roles & 50–950 ramp

primary

#EFF984

secondary

#564BD7

accent

#00E614

background

#FFFFFD

surface

#FFFFF7

border

#D7D7D0

text

#171710

muted

#858581

Preview Lab

Preview with #EFF984

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

Preview Lab → · Contrast checker → · Palette generator →