#EFF48A#EFF48A

#EFF48A is a very light, vivid yellow. Relative luminance 0.849; OKLCH L 94.1% C 0.130 H 111.0°. Best body text is #000000 at 17.98:1 contrast (WCAG AA passes).

Color values

HEX	#EFF48A
RGB	rgb(239, 244, 138)
HSL	hsl(63, 83%, 75%)
HSV	hsv(63, 43%, 96%)
CMYK	cmyk(2%, 0%, 43.4%, 4.3%)
CIE-LAB	lab(93.83, -16.51, 50.31)
CIE-LCH	lch(93.83, 52.94, 108.17°)
OKLab	oklab(94.11% -0.0465 0.121)
OKLCH	oklch(94.11% 0.13 111)
XYZ	xyz(72.5358, 84.8884, 36.6038)
Luminance	0.8489 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF48A #8F8AF4

analogous

#F4C48A #EFF48A #BAF48A

triadic

#EFF48A #8AEFF4 #F48AEF

tetradic

#EFF48A #8AF4C4 #8F8AF4 #F48ABA

square

#EFF48A #8AF4C4 #8F8AF4 #F48ABA

split-complementary

#EFF48A #8ABAF4 #C48AF4

monochromatic

#E0E91A #E7EF52 #EFF48A #F7F9C2 #FBFCE3

Accessibility & contrast

On white

1.17

#EFF48A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.98

#EFF48A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF48A

17.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF48A	#FFFFFF	#000000	##000000
##EFF48A	1.00	1.17	17.98	17.98
#FFFFFF	1.17	1.00	21.00	21.00
#000000	17.98	21.00	1.00	1.00
##000000	17.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEC81

Deuteranopia (green-blind)

#FFEF8F

Tritanopia (blue-blind)

#FBE9DB

Achromatopsia (no color)

#EDEDED

Design tokens & code

CSS

--color: #eff48a;
/* rgb */ color: rgb(239, 244, 138);
/* oklch */ color: oklch(94.1% 0.130 111.0);

Tailwind

colors: {
  custom: {
    50: '#f6f7ae',
    500: '#eff48a',
    950: '#000000',
  },
}

SCSS

$custom: #eff48a;
$custom-light: #f6f7ae;
$custom-dark: #000000;

JSON

{
  "hex": "#eff48a",
  "rgb": {
    "r": 239,
    "g": 244,
    "b": 138
  },
  "hsl": {
    "h": 62.83,
    "s": 82.813,
    "l": 74.902
  },
  "oklch": {
    "l": 0.94109,
    "c": 0.12959,
    "h": 111
  },
  "luminance": 0.84887
}

Semantic roles & 50–950 ramp

primary

#EFF48A

secondary

#5751D1

accent

#06DF11

background

#FFFFFD

surface

#FFFEF7

border

#D7D6D0

text

#171710

muted

#858581

Preview Lab

Preview with #EFF48A

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

Preview Lab → · Contrast checker → · Palette generator →