#EFF78A#EFF78A

#EFF78A is a very light, vivid yellow. Relative luminance 0.867; OKLCH L 94.7% C 0.133 H 112.3°. Best body text is #000000 at 18.34:1 contrast (WCAG AA passes).

Color values

HEX	#EFF78A
RGB	rgb(239, 247, 138)
HSL	hsl(64, 87%, 75%)
HSV	hsv(64, 44%, 97%)
CMYK	cmyk(3.2%, 0%, 44.1%, 3.1%)
CIE-LAB	lab(94.61, -17.96, 51.27)
CIE-LCH	lch(94.61, 54.32, 109.31°)
OKLab	oklab(94.73% -0.0506 0.1231)
OKLCH	oklch(94.73% 0.133 112.3)
XYZ	xyz(73.4459, 86.7084, 36.9072)
Luminance	0.8671 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF78A #928AF7

analogous

#F7C98A #EFF78A #B8F78A

triadic

#EFF78A #8AEFF7 #F78AEF

tetradic

#EFF78A #8AF7C9 #928AF7 #F78AB8

square

#EFF78A #8AF7C9 #928AF7 #F78AB8

split-complementary

#EFF78A #8AB8F7 #C98AF7

monochromatic

#DFEF17 #E7F351 #EFF78A #F7FBC3 #FBFDE2

Accessibility & contrast

On white

1.14

#EFF78A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.34

#EFF78A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF78A

18.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF78A	#FFFFFF	#000000	##000000
##EFF78A	1.00	1.14	18.34	18.34
#FFFFFF	1.14	1.00	21.00	21.00
#000000	18.34	21.00	1.00	1.00
##000000	18.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEE81

Deuteranopia (green-blind)

#FFF18F

Tritanopia (blue-blind)

#FBECDD

Achromatopsia (no color)

#EFEFEF

Design tokens & code

CSS

--color: #eff78a;
/* rgb */ color: rgb(239, 247, 138);
/* oklch */ color: oklch(94.7% 0.133 112.3);

Tailwind

colors: {
  custom: {
    50: '#f6f9ae',
    500: '#eff78a',
    950: '#000000',
  },
}

SCSS

$custom: #eff78a;
$custom-light: #f6f9ae;
$custom-dark: #000000;

JSON

{
  "hex": "#eff78a",
  "rgb": {
    "r": 239,
    "g": 247,
    "b": 138
  },
  "hsl": {
    "h": 64.404,
    "s": 87.2,
    "l": 75.49
  },
  "oklch": {
    "l": 0.9473,
    "c": 0.13311,
    "h": 112.3
  },
  "luminance": 0.86707
}

Semantic roles & 50–950 ramp

primary

#EFF78A

secondary

#5A50D5

accent

#02E412

background

#FFFFFD

surface

#FFFFF7

border

#D7D7D0

text

#171710

muted

#858581

Preview Lab

Preview with #EFF78A

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

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