#EFF684#EFF684

#EFF684 is a very light, vivid yellow. Relative luminance 0.859; OKLCH L 94.4% C 0.138 H 111.9°. Best body text is #000000 at 18.19:1 contrast (WCAG AA passes).

Color values

HEX	#EFF684
RGB	rgb(239, 246, 132)
HSL	hsl(64, 86%, 74%)
HSV	hsv(64, 46%, 96%)
CMYK	cmyk(2.8%, 0%, 46.3%, 3.5%)
CIE-LAB	lab(94.28, -18.05, 53.69)
CIE-LCH	lch(94.28, 56.64, 108.58°)
OKLab	oklab(94.44% -0.0514 0.1281)
OKLCH	oklch(94.44% 0.138 111.9)
XYZ	xyz(72.7185, 85.9295, 34.5807)
Luminance	0.8593 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF684 #8B84F6

analogous

#F6C484 #EFF684 #B6F684

triadic

#EFF684 #84EFF6 #F684EF

tetradic

#EFF684 #84F6C4 #8B84F6 #F684B6

square

#EFF684 #84F6C4 #8B84F6 #F684B6

split-complementary

#EFF684 #84B6F6 #C484F6

monochromatic

#E0EE12 #E8F24B #EFF684 #F6FABD #FBFDE2

Accessibility & contrast

On white

1.15

#EFF684 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.19

#EFF684 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF684

18.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF684	#FFFFFF	#000000	##000000
##EFF684	1.00	1.15	18.19	18.19
#FFFFFF	1.15	1.00	21.00	21.00
#000000	18.19	21.00	1.00	1.00
##000000	18.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFED7A

Deuteranopia (green-blind)

#FFF08A

Tritanopia (blue-blind)

#FCEADB

Achromatopsia (no color)

#EFEFEF

Design tokens & code

CSS

--color: #eff684;
/* rgb */ color: rgb(239, 246, 132);
/* oklch */ color: oklch(94.4% 0.138 111.9);

Tailwind

colors: {
  custom: {
    50: '#f6f9aa',
    500: '#eff684',
    950: '#000000',
  },
}

SCSS

$custom: #eff684;
$custom-light: #f6f9aa;
$custom-dark: #000000;

JSON

{
  "hex": "#eff684",
  "rgb": {
    "r": 239,
    "g": 246,
    "b": 132
  },
  "hsl": {
    "h": 63.684,
    "s": 86.364,
    "l": 74.118
  },
  "oklch": {
    "l": 0.94442,
    "c": 0.13798,
    "h": 111.9
  },
  "luminance": 0.85928
}

Semantic roles & 50–950 ramp

primary

#EFF684

secondary

#544BD3

accent

#03E310

background

#FFFFFD

surface

#FFFFF7

border

#D7D7D0

text

#171710

muted

#858581

Preview Lab

Preview with #EFF684

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

Preview Lab → · Contrast checker → · Palette generator →