#ECF4FD#ECF4FD

#ECF4FD is a very light, near-neutral cyan. Relative luminance 0.896; OKLCH L 96.4% C 0.015 H 251.2°. Best body text is #000000 at 18.93:1 contrast (WCAG AA passes).

Color values

HEX	#ECF4FD
RGB	rgb(236, 244, 253)
HSL	hsl(212, 81%, 96%)
HSV	hsv(212, 7%, 99%)
CMYK	cmyk(6.7%, 3.6%, 0%, 0.8%)
CIE-LAB	lab(95.84, -0.98, -5.23)
CIE-LCH	lch(95.84, 5.32, 259.41°)
OKLab	oklab(96.38% -0.0048 -0.014)
OKLCH	oklch(96.38% 0.015 251.2)
XYZ	xyz(84.6688, 89.6254, 105.7482)
Luminance	0.8963 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECF4FD #FDF5EC

analogous

#ECFCFD #ECF4FD #ECECFD

triadic

#ECF4FD #FDECF4 #F4FDEC

tetradic

#ECF4FD #FDECFC #FDF5EC #ECFDEC

square

#ECF4FD #FDECFC #FDF5EC #ECFDEC

split-complementary

#ECF4FD #FDECEC #FCFDEC

monochromatic

#7DB4F1 #B5D4F7 #E3EFFC #E3EFFC #E3EFFC

Accessibility & contrast

On white

1.11

#ECF4FD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.93

#ECF4FD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECF4FD

18.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECF4FD	#FFFFFF	#000000	##000000
##ECF4FD	1.00	1.11	18.93	18.93
#FFFFFF	1.11	1.00	21.00	21.00
#000000	18.93	21.00	1.00	1.00
##000000	18.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F1F4FD

Deuteranopia (green-blind)

#EFF2FD

Tritanopia (blue-blind)

#E8F6F7

Achromatopsia (no color)

#F3F3F3

Design tokens & code

CSS

--color: #ecf4fd;
/* rgb */ color: rgb(236, 244, 253);
/* oklch */ color: oklch(96.4% 0.015 251.2);

Tailwind

colors: {
  custom: {
    50: '#f2f7fe',
    500: '#ecf4fd',
    950: '#000000',
  },
}

SCSS

$custom: #ecf4fd;
$custom-light: #f2f7fe;
$custom-dark: #000000;

JSON

{
  "hex": "#ecf4fd",
  "rgb": {
    "r": 236,
    "g": 244,
    "b": 253
  },
  "hsl": {
    "h": 211.765,
    "s": 80.952,
    "l": 95.882
  },
  "oklch": {
    "l": 0.96375,
    "c": 0.0148,
    "h": 251.2
  },
  "luminance": 0.89626
}

Semantic roles & 50–950 ramp

primary

#ECF4FD

secondary

#E7C8A7

accent

#7908DD

background

#FFFFFF

surface

#FEFEFF

border

#D6D6D7

text

#161717

muted

#858585

Preview Lab

Preview with #ECF4FD

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

Preview Lab → · Contrast checker → · Palette generator →