#ECFDF9#ECFDF9

#ECFDF9 is a very light, near-neutral teal. Relative luminance 0.949; OKLCH L 98.0% C 0.019 H 180.3°. Best body text is #000000 at 19.98:1 contrast (WCAG AA passes).

Color values

HEX	#ECFDF9
RGB	rgb(236, 253, 249)
HSL	hsl(166, 81%, 96%)
HSV	hsv(166, 7%, 99%)
CMYK	cmyk(6.7%, 0%, 1.6%, 0.8%)
CIE-LAB	lab(98.00, -6.27, 0.00)
CIE-LCH	lch(98.00, 6.27, 179.99°)
OKLab	oklab(98.04% -0.0185 -0.0001)
OKLCH	oklch(98.04% 0.019 180.3)
XYZ	xyz(86.8127, 94.9220, 103.3523)
Luminance	0.9492 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECFDF9 #FDECF0

analogous

#ECFDF0 #ECFDF9 #ECF8FD

triadic

#ECFDF9 #F9ECFD #FDF9EC

tetradic

#ECFDF9 #F0ECFD #FDECF0 #F8FDEC

square

#ECFDF9 #F0ECFD #FDECF0 #F8FDEC

split-complementary

#ECFDF9 #FDECF8 #FDF0EC

monochromatic

#7DF1D6 #B5F7E8 #E3FCF6 #E3FCF6 #E3FCF6

Accessibility & contrast

On white

1.05

#ECFDF9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.98

#ECFDF9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECFDF9

19.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECFDF9	#FFFFFF	#000000	##000000
##ECFDF9	1.00	1.05	19.98	19.98
#FFFFFF	1.05	1.00	21.00	21.00
#000000	19.98	21.00	1.00	1.00
##000000	19.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FBFBF9

Deuteranopia (green-blind)

#F8F8F9

Tritanopia (blue-blind)

#E8FEFC

Achromatopsia (no color)

#F9F9F9

Design tokens & code

CSS

--color: #ecfdf9;
/* rgb */ color: rgb(236, 253, 249);
/* oklch */ color: oklch(98.0% 0.019 180.3);

Tailwind

colors: {
  custom: {
    50: '#f2fefb',
    500: '#ecfdf9',
    950: '#000000',
  },
}

SCSS

$custom: #ecfdf9;
$custom-light: #f2fefb;
$custom-dark: #000000;

JSON

{
  "hex": "#ecfdf9",
  "rgb": {
    "r": 236,
    "g": 253,
    "b": 249
  },
  "hsl": {
    "h": 165.882,
    "s": 80.952,
    "l": 95.882
  },
  "oklch": {
    "l": 0.98043,
    "c": 0.01855,
    "h": 180.3
  },
  "luminance": 0.94923
}

Semantic roles & 50–950 ramp

primary

#ECFDF9

secondary

#E7A7B6

accent

#083ADD

background

#FFFFFF

surface

#FEFFFF

border

#D6D7D7

text

#161717

muted

#858585

Preview Lab

Preview with #ECFDF9

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

Preview Lab → · Contrast checker → · Palette generator →