#ECF9FD#ECF9FD

#ECF9FD is a very light, near-neutral cyan. Relative luminance 0.927; OKLCH L 97.4% C 0.015 H 218.0°. Best body text is #000000 at 19.54:1 contrast (WCAG AA passes).

Color values

HEX	#ECF9FD
RGB	rgb(236, 249, 253)
HSL	hsl(194, 81%, 96%)
HSV	hsv(194, 7%, 99%)
CMYK	cmyk(6.7%, 1.6%, 0%, 0.8%)
CIE-LAB	lab(97.10, -3.51, -3.39)
CIE-LCH	lch(97.10, 4.88, 223.94°)
OKLab	oklab(97.36% -0.0116 -0.0091)
OKLCH	oklch(97.36% 0.015 218)
XYZ	xyz(86.1937, 92.6752, 106.2565)
Luminance	0.9268 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECF9FD #FDF0EC

analogous

#ECFDF8 #ECF9FD #ECF0FD

triadic

#ECF9FD #FDECF9 #F9FDEC

tetradic

#ECF9FD #F8ECFD #FDF0EC #F0FDEC

square

#ECF9FD #F8ECFD #FDF0EC #F0FDEC

split-complementary

#ECF9FD #FDECF0 #FDF8EC

monochromatic

#7DD6F1 #B5E8F7 #E3F6FC #E3F6FC #E3F6FC

Accessibility & contrast

On white

1.07

#ECF9FD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.54

#ECF9FD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECF9FD

19.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECF9FD	#FFFFFF	#000000	##000000
##ECF9FD	1.00	1.07	19.54	19.54
#FFFFFF	1.07	1.00	21.00	21.00
#000000	19.54	21.00	1.00	1.00
##000000	19.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F6F8FD

Deuteranopia (green-blind)

#F3F6FD

Tritanopia (blue-blind)

#E8FBFA

Achromatopsia (no color)

#F7F7F7

Design tokens & code

CSS

--color: #ecf9fd;
/* rgb */ color: rgb(236, 249, 253);
/* oklch */ color: oklch(97.4% 0.015 218.0);

Tailwind

colors: {
  custom: {
    50: '#f2fbfe',
    500: '#ecf9fd',
    950: '#000000',
  },
}

SCSS

$custom: #ecf9fd;
$custom-light: #f2fbfe;
$custom-dark: #000000;

JSON

{
  "hex": "#ecf9fd",
  "rgb": {
    "r": 236,
    "g": 249,
    "b": 253
  },
  "hsl": {
    "h": 194.118,
    "s": 80.952,
    "l": 95.882
  },
  "oklch": {
    "l": 0.97362,
    "c": 0.01475,
    "h": 218
  },
  "luminance": 0.92676
}

Semantic roles & 50–950 ramp

primary

#ECF9FD

secondary

#E7B6A7

accent

#3A08DD

background

#FFFFFF

surface

#FEFFFF

border

#D6D7D7

text

#161717

muted

#858585

Preview Lab

Preview with #ECF9FD

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

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