#ECFFD9#ECFFD9

#ECFFD9 is a very light, muted yellow-green. Relative luminance 0.944; OKLCH L 97.6% C 0.054 H 129.1°. Best body text is #000000 at 19.87:1 contrast (WCAG AA passes).

Color values

HEX	#ECFFD9
RGB	rgb(236, 255, 217)
HSL	hsl(90, 100%, 93%)
HSV	hsv(90, 15%, 100%)
CMYK	cmyk(7.5%, 0%, 14.9%, 0%)
CIE-LAB	lab(97.78, -12.75, 16.09)
CIE-LCH	lch(97.78, 20.53, 128.39°)
OKLab	oklab(97.62% -0.0338 0.0416)
OKLCH	oklch(97.62% 0.054 129.1)
XYZ	xyz(82.8745, 94.3622, 79.4798)
Luminance	0.9436 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECFFD9 #ECD9FF

analogous

#FFFFD9 #ECFFD9 #D9FFD9

triadic

#ECFFD9 #D9ECFF #FFD9EC

tetradic

#ECFFD9 #D9FFFF #ECD9FF #FFD9D9

square

#ECFFD9 #D9FFFF #ECD9FF #FFD9D9

split-complementary

#ECFFD9 #D9D9FF #FFD9FF

monochromatic

#AFFF5F #CDFF9C #ECFFD9 #F0FFE0 #F0FFE0

Accessibility & contrast

On white

1.06

#ECFFD9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.87

#ECFFD9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECFFD9

19.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECFFD9	#FFFFFF	#000000	##000000
##ECFFD9	1.00	1.06	19.87	19.87
#FFFFFF	1.06	1.00	21.00	21.00
#000000	19.87	21.00	1.00	1.00
##000000	19.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF9D7

Deuteranopia (green-blind)

#FFF8DB

Tritanopia (blue-blind)

#EEFBF4

Achromatopsia (no color)

#F9F9F9

Design tokens & code

CSS

--color: #ecffd9;
/* rgb */ color: rgb(236, 255, 217);
/* oklch */ color: oklch(97.6% 0.054 129.1);

Tailwind

colors: {
  custom: {
    50: '#f2ffe4',
    500: '#ecffd9',
    950: '#000000',
  },
}

SCSS

$custom: #ecffd9;
$custom-light: #f2ffe4;
$custom-dark: #000000;

JSON

{
  "hex": "#ecffd9",
  "rgb": {
    "r": 236,
    "g": 255,
    "b": 217
  },
  "hsl": {
    "h": 90,
    "s": 100,
    "l": 92.549
  },
  "oklch": {
    "l": 0.97623,
    "c": 0.05354,
    "h": 129.1
  },
  "luminance": 0.94363
}

Semantic roles & 50–950 ramp

primary

#ECFFD9

secondary

#BE91EC

accent

#00E673

background

#FFFFFE

surface

#FEFFFC

border

#D6D7D5

text

#171815

muted

#858684

Preview Lab

Preview with #ECFFD9

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

Preview Lab → · Contrast checker → · Palette generator →