#EFF47F#EFF47F

#EFF47F is a very light, vivid yellow. Relative luminance 0.846; OKLCH L 94.0% C 0.141 H 111.0°. Best body text is #000000 at 17.92:1 contrast (WCAG AA passes).

Color values

HEX	#EFF47F
RGB	rgb(239, 244, 127)
HSL	hsl(63, 84%, 73%)
HSV	hsv(63, 48%, 96%)
CMYK	cmyk(2%, 0%, 48%, 4.3%)
CIE-LAB	lab(93.70, -17.54, 55.32)
CIE-LCH	lch(93.70, 58.03, 107.59°)
OKLab	oklab(93.96% -0.0504 0.1313)
OKLCH	oklch(93.96% 0.141 111)
XYZ	xyz(71.7794, 84.5858, 32.6200)
Luminance	0.8458 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF47F #847FF4

analogous

#F4BE7F #EFF47F #B4F47F

triadic

#EFF47F #7FEFF4 #F47FEF

tetradic

#EFF47F #7FF4BE #847FF4 #F47FB4

square

#EFF47F #7FF4BE #847FF4 #F47FB4

split-complementary

#EFF47F #7FB4F4 #BE7FF4

monochromatic

#DCE514 #E8EF47 #EFF47F #F6F9B7 #FBFDE3

Accessibility & contrast

On white

1.17

#EFF47F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.92

#EFF47F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF47F

17.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF47F	#FFFFFF	#000000	##000000
##EFF47F	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)

#FFEB75

Deuteranopia (green-blind)

#FFEF85

Tritanopia (blue-blind)

#FCE8D9

Achromatopsia (no color)

#EDEDED

Design tokens & code

CSS

--color: #eff47f;
/* rgb */ color: rgb(239, 244, 127);
/* oklch */ color: oklch(94.0% 0.141 111.0);

Tailwind

colors: {
  custom: {
    50: '#f6f7a7',
    500: '#eff47f',
    950: '#000000',
  },
}

SCSS

$custom: #eff47f;
$custom-light: #f6f7a7;
$custom-dark: #000000;

JSON

{
  "hex": "#eff47f",
  "rgb": {
    "r": 239,
    "g": 244,
    "b": 127
  },
  "hsl": {
    "h": 62.564,
    "s": 84.173,
    "l": 72.745
  },
  "oklch": {
    "l": 0.93962,
    "c": 0.1406,
    "h": 111
  },
  "luminance": 0.84584
}

Semantic roles & 50–950 ramp

primary

#EFF47F

secondary

#4D48D0

accent

#05E10E

background

#FFFFFC

surface

#FFFEF6

border

#D7D6D0

text

#171710

muted

#858580

Preview Lab

Preview with #EFF47F

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

Preview Lab → · Contrast checker → · Palette generator →