#ECF0FD#ECF0FD

#ECF0FD is a very light, near-neutral blue. Relative luminance 0.872; OKLCH L 95.6% C 0.018 H 272.3°. Best body text is #000000 at 18.45:1 contrast (WCAG AA passes).

Color values

HEX	#ECF0FD
RGB	rgb(236, 240, 253)
HSL	hsl(226, 81%, 96%)
HSV	hsv(226, 7%, 99%)
CMYK	cmyk(6.7%, 5.1%, 0%, 0.8%)
CIE-LAB	lab(94.84, 1.06, -6.71)
CIE-LCH	lch(94.84, 6.79, 279.01°)
OKLab	oklab(95.59% 0.0007 -0.0179)
OKLCH	oklch(95.59% 0.018 272.3)
XYZ	xyz(83.4783, 87.2444, 105.3514)
Luminance	0.8724 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECF0FD #FDF9EC

analogous

#ECF8FD #ECF0FD #F0ECFD

triadic

#ECF0FD #FDECF0 #F0FDEC

tetradic

#ECF0FD #FDECF8 #FDF9EC #ECFDF0

square

#ECF0FD #FDECF8 #FDF9EC #ECFDF0

split-complementary

#ECF0FD #FDF0EC #F8FDEC

monochromatic

#7D99F1 #B5C4F7 #E3E9FC #E3E9FC #E3E9FC

Accessibility & contrast

On white

1.14

#ECF0FD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.45

#ECF0FD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECF0FD

18.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECF0FD	#FFFFFF	#000000	##000000
##ECF0FD	1.00	1.14	18.45	18.45
#FFFFFF	1.14	1.00	21.00	21.00
#000000	18.45	21.00	1.00	1.00
##000000	18.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EDF1FE

Deuteranopia (green-blind)

#EBF0FD

Tritanopia (blue-blind)

#E8F2F4

Achromatopsia (no color)

#F0F0F0

Design tokens & code

CSS

--color: #ecf0fd;
/* rgb */ color: rgb(236, 240, 253);
/* oklch */ color: oklch(95.6% 0.018 272.3);

Tailwind

colors: {
  custom: {
    50: '#f2f4fe',
    500: '#ecf0fd',
    950: '#000000',
  },
}

SCSS

$custom: #ecf0fd;
$custom-light: #f2f4fe;
$custom-dark: #000000;

JSON

{
  "hex": "#ecf0fd",
  "rgb": {
    "r": 236,
    "g": 240,
    "b": 253
  },
  "hsl": {
    "h": 225.882,
    "s": 80.952,
    "l": 95.882
  },
  "oklch": {
    "l": 0.9559,
    "c": 0.01796,
    "h": 272.3
  },
  "luminance": 0.87245
}

Semantic roles & 50–950 ramp

primary

#ECF0FD

secondary

#E7D8A7

accent

#AB08DD

background

#FFFFFF

surface

#FEFEFF

border

#D6D6D7

text

#161717

muted

#858585

Preview Lab

Preview with #ECF0FD

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

Preview Lab → · Contrast checker → · Palette generator →