#ECF9DD#ECF9DD

#ECF9DD is a very light, muted yellow-green. Relative luminance 0.908; OKLCH L 96.5% C 0.039 H 127.5°. Best body text is #000000 at 19.16:1 contrast (WCAG AA passes).

Color values

HEX	#ECF9DD
RGB	rgb(236, 249, 221)
HSL	hsl(88, 70%, 92%)
HSV	hsv(88, 11%, 98%)
CMYK	cmyk(5.2%, 0%, 11.2%, 2.4%)
CIE-LAB	lab(96.33, -9.13, 11.99)
CIE-LCH	lch(96.33, 15.07, 127.29°)
OKLab	oklab(96.5% -0.0239 0.0312)
OKLCH	oklch(96.5% 0.039 127.5)
XYZ	xyz(81.5168, 90.8045, 81.6251)
Luminance	0.9081 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECF9DD #EADDF9

analogous

#F9F8DD #ECF9DD #DEF9DD

triadic

#ECF9DD #DDECF9 #F9DDEC

tetradic

#ECF9DD #DDF9F8 #EADDF9 #F9DDDE

square

#ECF9DD #DDF9F8 #EADDF9 #F9DDDE

split-complementary

#ECF9DD #DDDEF9 #F8DDF9

monochromatic

#B2E775 #CFF0A9 #ECF9DD #F0FAE5 #F0FAE5

Accessibility & contrast

On white

1.10

#ECF9DD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.16

#ECF9DD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECF9DD

19.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECF9DD	#FFFFFF	#000000	##000000
##ECF9DD	1.00	1.10	19.16	19.16
#FFFFFF	1.10	1.00	21.00	21.00
#000000	19.16	21.00	1.00	1.00
##000000	19.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FCF5DB

Deuteranopia (green-blind)

#FAF4DE

Tritanopia (blue-blind)

#EEF6F1

Achromatopsia (no color)

#F4F4F4

Design tokens & code

CSS

--color: #ecf9dd;
/* rgb */ color: rgb(236, 249, 221);
/* oklch */ color: oklch(96.5% 0.039 127.5);

Tailwind

colors: {
  custom: {
    50: '#f2fbe7',
    500: '#ecf9dd',
    950: '#000000',
  },
}

SCSS

$custom: #ecf9dd;
$custom-light: #f2fbe7;
$custom-dark: #000000;

JSON

{
  "hex": "#ecf9dd",
  "rgb": {
    "r": 236,
    "g": 249,
    "b": 221
  },
  "hsl": {
    "h": 87.857,
    "s": 70,
    "l": 92.157
  },
  "oklch": {
    "l": 0.96503,
    "c": 0.03928,
    "h": 127.5
  },
  "luminance": 0.90805
}

Semantic roles & 50–950 ramp

primary

#ECF9DD

secondary

#BB9DDD

accent

#14D26C

background

#FFFFFE

surface

#FEFFFC

border

#D6D7D5

text

#161716

muted

#858584

Preview Lab

Preview with #ECF9DD

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

Preview Lab → · Contrast checker → · Palette generator →