#EFF766#EFF766

#EFF766 is a very light, vivid yellow. Relative luminance 0.858; OKLCH L 94.3% C 0.166 H 112.1°. Best body text is #000000 at 18.17:1 contrast (WCAG AA passes).

Color values

HEX	#EFF766
RGB	rgb(239, 247, 102)
HSL	hsl(63, 90%, 68%)
HSV	hsv(63, 59%, 97%)
CMYK	cmyk(3.2%, 0%, 58.7%, 3.1%)
CIE-LAB	lab(94.24, -20.96, 66.98)
CIE-LCH	lch(94.24, 70.18, 107.37°)
OKLab	oklab(94.31% -0.0625 0.1538)
OKLCH	oklch(94.31% 0.166 112.1)
XYZ	xyz(71.2575, 85.8331, 25.3815)
Luminance	0.8583 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF766 #6E66F7

analogous

#F7B666 #EFF766 #A6F766

triadic

#EFF766 #66EFF7 #F766EF

tetradic

#EFF766 #66F7B6 #6E66F7 #F766A6

square

#EFF766 #66F7B6 #6E66F7 #F766A6

split-complementary

#EFF766 #66A6F7 #B666F7

monochromatic

#CCD70B #E9F42C #EFF766 #F5FAA0 #FBFDDA

Accessibility & contrast

On white

1.16

#EFF766 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.17

#EFF766 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF766

18.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF766	#FFFFFF	#000000	##000000
##EFF766	1.00	1.16	18.17	18.17
#FFFFFF	1.16	1.00	21.00	21.00
#000000	18.17	21.00	1.00	1.00
##000000	18.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFED55

Deuteranopia (green-blind)

#FFF06F

Tritanopia (blue-blind)

#FEE9D8

Achromatopsia (no color)

#EEEEEE

Design tokens & code

CSS

--color: #eff766;
/* rgb */ color: rgb(239, 247, 102);
/* oklch */ color: oklch(94.3% 0.166 112.1);

Tailwind

colors: {
  custom: {
    50: '#f7f997',
    500: '#eff766',
    950: '#000000',
  },
}

SCSS

$custom: #eff766;
$custom-light: #f7f997;
$custom-dark: #000000;

JSON

{
  "hex": "#eff766",
  "rgb": {
    "r": 239,
    "g": 247,
    "b": 102
  },
  "hsl": {
    "h": 63.31,
    "s": 90.062,
    "l": 68.431
  },
  "oklch": {
    "l": 0.94311,
    "c": 0.16606,
    "h": 112.1
  },
  "luminance": 0.85832
}

Semantic roles & 50–950 ramp

primary

#EFF766

secondary

#3A31D0

accent

#00E60D

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#18170E

muted

#86857F

Preview Lab

Preview with #EFF766

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

Preview Lab → · Contrast checker → · Palette generator →