#EFF480#EFF480

#EFF480 is a very light, vivid yellow. Relative luminance 0.846; OKLCH L 94.0% C 0.140 H 111.0°. Best body text is #000000 at 17.92:1 contrast (WCAG AA passes).

Color values

HEX	#EFF480
RGB	rgb(239, 244, 128)
HSL	hsl(63, 84%, 73%)
HSV	hsv(63, 48%, 96%)
CMYK	cmyk(2%, 0%, 47.5%, 4.3%)
CIE-LAB	lab(93.72, -17.45, 54.87)
CIE-LCH	lch(93.72, 57.58, 107.64°)
OKLab	oklab(93.98% -0.05 0.1304)
OKLCH	oklch(93.98% 0.14 111)
XYZ	xyz(71.8449, 84.6120, 32.9650)
Luminance	0.8461 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF480 #8580F4

analogous

#F4BF80 #EFF480 #B5F480

triadic

#EFF480 #80EFF4 #F480EF

tetradic

#EFF480 #80F4BF #8580F4 #F480B5

square

#EFF480 #80F4BF #8580F4 #F480B5

split-complementary

#EFF480 #80B5F4 #BF80F4

monochromatic

#DDE614 #E8EF48 #EFF480 #F6F9B8 #FBFDE3

Accessibility & contrast

On white

1.17

#EFF480 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.92

#EFF480 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF480

17.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF480	#FFFFFF	#000000	##000000
##EFF480	1.00	1.17	17.92	17.92
#FFFFFF	1.17	1.00	21.00	21.00
#000000	17.92	21.00	1.00	1.00
##000000	17.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEB76

Deuteranopia (green-blind)

#FFEF86

Tritanopia (blue-blind)

#FCE8D9

Achromatopsia (no color)

#EDEDED

Design tokens & code

CSS

--color: #eff480;
/* rgb */ color: rgb(239, 244, 128);
/* oklch */ color: oklch(94.0% 0.140 111.0);

Tailwind

colors: {
  custom: {
    50: '#f6f7a7',
    500: '#eff480',
    950: '#000000',
  },
}

SCSS

$custom: #eff480;
$custom-light: #f6f7a7;
$custom-dark: #000000;

JSON

{
  "hex": "#eff480",
  "rgb": {
    "r": 239,
    "g": 244,
    "b": 128
  },
  "hsl": {
    "h": 62.586,
    "s": 84.058,
    "l": 72.941
  },
  "oklch": {
    "l": 0.93975,
    "c": 0.13962,
    "h": 111
  },
  "luminance": 0.84611
}

Semantic roles & 50–950 ramp

primary

#EFF480

secondary

#4E48D0

accent

#05E10E

background

#FFFFFC

surface

#FFFEF6

border

#D7D6D0

text

#171710

muted

#858580

Preview Lab

Preview with #EFF480

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

Preview Lab → · Contrast checker → · Palette generator →