#EFFD8D#EFFD8D

#EFFD8D is a very light, vivid yellow. Relative luminance 0.905; OKLCH L 96.0% C 0.137 H 114.9°. Best body text is #000000 at 19.10:1 contrast (WCAG AA passes).

Color values

HEX	#EFFD8D
RGB	rgb(239, 253, 141)
HSL	hsl(68, 97%, 77%)
HSV	hsv(68, 44%, 99%)
CMYK	cmyk(5.5%, 0%, 44.3%, 0.8%)
CIE-LAB	lab(96.21, -20.56, 51.82)
CIE-LCH	lch(96.21, 55.75, 111.64°)
OKLab	oklab(96.02% -0.0577 0.1245)
OKLCH	oklch(96.02% 0.137 114.9)
XYZ	xyz(75.5305, 90.5253, 38.6883)
Luminance	0.9052 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFFD8D #9B8DFD

analogous

#FDD38D #EFFD8D #B7FD8D

triadic

#EFFD8D #8DEFFD #FD8DEF

tetradic

#EFFD8D #8DFDD3 #9B8DFD #FD8DB7

square

#EFFD8D #8DFDD3 #9B8DFD #FD8DB7

split-complementary

#EFFD8D #8DB7FD #D38DFD

monochromatic

#DEFB15 #E7FC51 #EFFD8D #F7FEC9 #FBFEE1

Accessibility & contrast

On white

1.10

#EFFD8D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.10

#EFFD8D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFFD8D

19.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFFD8D	#FFFFFF	#000000	##000000
##EFFD8D	1.00	1.10	19.10	19.10
#FFFFFF	1.10	1.00	21.00	21.00
#000000	19.10	21.00	1.00	1.00
##000000	19.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF384

Deuteranopia (green-blind)

#FFF593

Tritanopia (blue-blind)

#FBF2E2

Achromatopsia (no color)

#F4F4F4

Design tokens & code

CSS

--color: #effd8d;
/* rgb */ color: rgb(239, 253, 141);
/* oklch */ color: oklch(96.0% 0.137 114.9);

Tailwind

colors: {
  custom: {
    50: '#f6feb0',
    500: '#effd8d',
    950: '#000000',
  },
}

SCSS

$custom: #effd8d;
$custom-light: #f6feb0;
$custom-dark: #000000;

JSON

{
  "hex": "#effd8d",
  "rgb": {
    "r": 239,
    "g": 253,
    "b": 141
  },
  "hsl": {
    "h": 67.5,
    "s": 96.552,
    "l": 77.255
  },
  "oklch": {
    "l": 0.96019,
    "c": 0.13727,
    "h": 114.9
  },
  "luminance": 0.90524
}

Semantic roles & 50–950 ramp

primary

#EFFD8D

secondary

#6251DD

accent

#00E61D

background

#FFFFFD

surface

#FFFFF8

border

#D7D7D1

text

#171711

muted

#858581

Preview Lab

Preview with #EFFD8D

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

Preview Lab → · Contrast checker → · Palette generator →