#ECF3EF#ECF3EF

#ECF3EF is a very light, near-neutral green. Relative luminance 0.882; OKLCH L 95.8% C 0.009 H 161.4°. Best body text is #000000 at 18.63:1 contrast (WCAG AA passes).

Color values

HEX	#ECF3EF
RGB	rgb(236, 243, 239)
HSL	hsl(146, 23%, 94%)
HSV	hsv(146, 3%, 95%)
CMYK	cmyk(2.9%, 0%, 1.6%, 4.7%)
CIE-LAB	lab(95.23, -3.03, 1.12)
CIE-LCH	lch(95.23, 3.23, 159.78°)
OKLab	oklab(95.78% -0.0086 0.0029)
OKLCH	oklch(95.78% 0.009 161.4)
XYZ	xyz(82.2198, 88.1657, 94.3307)
Luminance	0.8817 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECF3EF #F3ECF0

analogous

#EDF3EC #ECF3EF #ECF3F3

triadic

#ECF3EF #EFECF3 #F3EFEC

tetradic

#ECF3EF #ECEDF3 #F3ECF0 #F3F3EC

square

#ECF3EF #ECEDF3 #F3ECF0 #F3F3EC

split-complementary

#ECF3EF #F3ECF3 #F3ECED

monochromatic

#A1C4B0 #C6DBCF #ECF3EF #ECF3EF #ECF3EF

Accessibility & contrast

On white

1.13

#ECF3EF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.63

#ECF3EF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECF3EF

18.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECF3EF	#FFFFFF	#000000	##000000
##ECF3EF	1.00	1.13	18.63	18.63
#FFFFFF	1.13	1.00	21.00	21.00
#000000	18.63	21.00	1.00	1.00
##000000	18.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F3F2EF

Deuteranopia (green-blind)

#F1F1EF

Tritanopia (blue-blind)

#EBF3F2

Achromatopsia (no color)

#F1F1F1

Design tokens & code

CSS

--color: #ecf3ef;
/* rgb */ color: rgb(236, 243, 239);
/* oklch */ color: oklch(95.8% 0.009 161.4);

Tailwind

colors: {
  custom: {
    50: '#f2f7f4',
    500: '#ecf3ef',
    950: '#000000',
  },
}

SCSS

$custom: #ecf3ef;
$custom-light: #f2f7f4;
$custom-dark: #000000;

JSON

{
  "hex": "#ecf3ef",
  "rgb": {
    "r": 236,
    "g": 243,
    "b": 239
  },
  "hsl": {
    "h": 145.714,
    "s": 22.581,
    "l": 93.922
  },
  "oklch": {
    "l": 0.95775,
    "c": 0.00911,
    "h": 161.4
  },
  "luminance": 0.88166
}

Semantic roles & 50–950 ramp

primary

#ECF3EF

secondary

#CBB8C3

accent

#4479A1

background

#FFFFFF

surface

#FEFEFE

border

#D6D6D6

text

#161717

muted

#858585

Preview Lab

Preview with #ECF3EF

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

Preview Lab → · Contrast checker → · Palette generator →