#EFFFDF#EFFFDF

#EFFFDF is a very light, muted yellow-green. Relative luminance 0.952; OKLCH L 98.0% C 0.045 H 129.0°. Best body text is #000000 at 20.04:1 contrast (WCAG AA passes).

Color values

HEX	#EFFFDF
RGB	rgb(239, 255, 223)
HSL	hsl(90, 100%, 94%)
HSV	hsv(90, 13%, 100%)
CMYK	cmyk(6.3%, 0%, 12.5%, 0%)
CIE-LAB	lab(98.11, -10.76, 13.53)
CIE-LCH	lch(98.11, 17.28, 128.50°)
OKLab	oklab(97.98% -0.0284 0.0351)
OKLCH	oklch(97.98% 0.045 129)
XYZ	xyz(84.6738, 95.1981, 83.7119)
Luminance	0.9520 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFFFDF #EFDFFF

analogous

#FFFFDF #EFFFDF #DFFFDF

triadic

#EFFFDF #DFEFFF #FFDFEF

tetradic

#EFFFDF #DFFFFF #EFDFFF #FFDFDF

square

#EFFFDF #DFFFFF #EFDFFF #FFDFDF

split-complementary

#EFFFDF #DFDFFF #FFDFFF

monochromatic

#B2FF65 #D0FFA2 #EFFFDF #F0FFE0 #F0FFE0

Accessibility & contrast

On white

1.05

#EFFFDF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

20.04

#EFFFDF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFFFDF

20.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFFFDF	#FFFFFF	#000000	##000000
##EFFFDF	1.00	1.05	20.04	20.04
#FFFFFF	1.05	1.00	21.00	21.00
#000000	20.04	21.00	1.00	1.00
##000000	20.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFFADD

Deuteranopia (green-blind)

#FFF9E0

Tritanopia (blue-blind)

#F0FCF6

Achromatopsia (no color)

#FAFAFA

Design tokens & code

CSS

--color: #efffdf;
/* rgb */ color: rgb(239, 255, 223);
/* oklch */ color: oklch(98.0% 0.045 129.0);

Tailwind

colors: {
  custom: {
    50: '#f4ffe9',
    500: '#efffdf',
    950: '#000000',
  },
}

SCSS

$custom: #efffdf;
$custom-light: #f4ffe9;
$custom-dark: #000000;

JSON

{
  "hex": "#efffdf",
  "rgb": {
    "r": 239,
    "g": 255,
    "b": 223
  },
  "hsl": {
    "h": 90,
    "s": 100,
    "l": 93.725
  },
  "oklch": {
    "l": 0.97982,
    "c": 0.04513,
    "h": 129
  },
  "luminance": 0.95198
}

Semantic roles & 50–950 ramp

primary

#EFFFDF

secondary

#C196EC

accent

#00E673

background

#FFFFFE

surface

#FEFFFC

border

#D6D7D5

text

#171816

muted

#858684

Preview Lab

Preview with #EFFFDF

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

Preview Lab → · Contrast checker → · Palette generator →