#EFFDF9#EFFDF9

#EFFDF9 is a very light, near-neutral teal. Relative luminance 0.954; OKLCH L 98.3% C 0.016 H 177.1°. Best body text is #000000 at 20.09:1 contrast (WCAG AA passes).

Color values

HEX	#EFFDF9
RGB	rgb(239, 253, 249)
HSL	hsl(163, 78%, 96%)
HSV	hsv(163, 6%, 99%)
CMYK	cmyk(5.5%, 0%, 1.6%, 0.8%)
CIE-LAB	lab(98.21, -5.29, 0.33)
CIE-LCH	lch(98.21, 5.30, 176.45°)
OKLab	oklab(98.26% -0.0156 0.0008)
OKLCH	oklch(98.26% 0.016 177.1)
XYZ	xyz(87.8174, 95.4401, 103.3994)
Luminance	0.9544 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFFDF9 #FDEFF3

analogous

#EFFDF2 #EFFDF9 #EFFAFD

triadic

#EFFDF9 #F9EFFD #FDF9EF

tetradic

#EFFDF9 #F2EFFD #FDEFF3 #FAFDEF

square

#EFFDF9 #F2EFFD #FDEFF3 #FAFDEF

split-complementary

#EFFDF9 #FDEFFA #FDF2EF

monochromatic

#82EFD0 #B9F6E5 #E4FCF5 #E4FCF5 #E4FCF5

Accessibility & contrast

On white

1.05

#EFFDF9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

20.09

#EFFDF9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFFDF9

20.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFFDF9	#FFFFFF	#000000	##000000
##EFFDF9	1.00	1.05	20.09	20.09
#FFFFFF	1.05	1.00	21.00	21.00
#000000	20.09	21.00	1.00	1.00
##000000	20.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FCFBF9

Deuteranopia (green-blind)

#F9F9F9

Tritanopia (blue-blind)

#ECFDFC

Achromatopsia (no color)

#FAFAFA

Design tokens & code

CSS

--color: #effdf9;
/* rgb */ color: rgb(239, 253, 249);
/* oklch */ color: oklch(98.3% 0.016 177.1);

Tailwind

colors: {
  custom: {
    50: '#f4fefb',
    500: '#effdf9',
    950: '#000000',
  },
}

SCSS

$custom: #effdf9;
$custom-light: #f4fefb;
$custom-dark: #000000;

JSON

{
  "hex": "#effdf9",
  "rgb": {
    "r": 239,
    "g": 253,
    "b": 249
  },
  "hsl": {
    "h": 162.857,
    "s": 77.778,
    "l": 96.471
  },
  "oklch": {
    "l": 0.98258,
    "c": 0.01559,
    "h": 177.1
  },
  "luminance": 0.95441
}

Semantic roles & 50–950 ramp

primary

#EFFDF9

secondary

#E6AABB

accent

#0B46DA

background

#FFFFFF

surface

#FEFFFF

border

#D6D7D7

text

#171717

muted

#858585

Preview Lab

Preview with #EFFDF9

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

Preview Lab → · Contrast checker → · Palette generator →