#EFF780#EFF780

#EFF780 is a very light, vivid yellow. Relative luminance 0.864; OKLCH L 94.6% C 0.143 H 112.2°. Best body text is #000000 at 18.29:1 contrast (WCAG AA passes).

Color values

HEX	#EFF780
RGB	rgb(239, 247, 128)
HSL	hsl(64, 88%, 74%)
HSV	hsv(64, 48%, 97%)
CMYK	cmyk(3.2%, 0%, 48.2%, 3.1%)
CIE-LAB	lab(94.50, -18.90, 55.81)
CIE-LCH	lch(94.50, 58.92, 108.71°)
OKLab	oklab(94.6% -0.0542 0.1324)
OKLCH	oklch(94.6% 0.143 112.2)
XYZ	xyz(72.7549, 86.4321, 33.2683)
Luminance	0.8643 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF780 #8880F7

analogous

#F7C380 #EFF780 #B3F780

triadic

#EFF780 #80EFF7 #F780EF

tetradic

#EFF780 #80F7C3 #8880F7 #F780B3

square

#EFF780 #80F7C3 #8880F7 #F780B3

split-complementary

#EFF780 #80B3F7 #C380F7

monochromatic

#DFEE0F #E8F346 #EFF780 #F6FBBA #FBFDE2

Accessibility & contrast

On white

1.15

#EFF780 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.29

#EFF780 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF780

18.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF780	#FFFFFF	#000000	##000000
##EFF780	1.00	1.15	18.29	18.29
#FFFFFF	1.15	1.00	21.00	21.00
#000000	18.29	21.00	1.00	1.00
##000000	18.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEE75

Deuteranopia (green-blind)

#FFF186

Tritanopia (blue-blind)

#FCEBDC

Achromatopsia (no color)

#EFEFEF

Design tokens & code

CSS

--color: #eff780;
/* rgb */ color: rgb(239, 247, 128);
/* oklch */ color: oklch(94.6% 0.143 112.2);

Tailwind

colors: {
  custom: {
    50: '#f6f9a7',
    500: '#eff780',
    950: '#000000',
  },
}

SCSS

$custom: #eff780;
$custom-light: #f6f9a7;
$custom-dark: #000000;

JSON

{
  "hex": "#eff780",
  "rgb": {
    "r": 239,
    "g": 247,
    "b": 128
  },
  "hsl": {
    "h": 64.034,
    "s": 88.148,
    "l": 73.529
  },
  "oklch": {
    "l": 0.94598,
    "c": 0.14306,
    "h": 112.2
  },
  "luminance": 0.86431
}

Semantic roles & 50–950 ramp

primary

#EFF780

secondary

#5148D4

accent

#01E510

background

#FFFFFD

surface

#FFFFF7

border

#D7D7D0

text

#171710

muted

#858581

Preview Lab

Preview with #EFF780

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

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