#ECF7FB#ECF7FB

#ECF7FB is a very light, near-neutral cyan. Relative luminance 0.913; OKLCH L 96.9% C 0.013 H 221.4°. Best body text is #000000 at 19.26:1 contrast (WCAG AA passes).

Color values

HEX	#ECF7FB
RGB	rgb(236, 247, 251)
HSL	hsl(196, 65%, 95%)
HSV	hsv(196, 6%, 98%)
CMYK	cmyk(6%, 1.6%, 0%, 1.6%)
CIE-LAB	lab(96.54, -2.87, -3.17)
CIE-LCH	lch(96.54, 4.28, 227.79°)
OKLab	oklab(96.91% -0.0096 -0.0085)
OKLCH	oklch(96.91% 0.013 221.4)
XYZ	xyz(85.2619, 91.3187, 104.3824)
Luminance	0.9132 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECF7FB #FBF0EC

analogous

#ECFBF7 #ECF7FB #ECEFFB

triadic

#ECF7FB #FBECF7 #F7FBEC

tetradic

#ECF7FB #F7ECFB #FBF0EC #EFFBEC

square

#ECF7FB #F7ECFB #FBF0EC #EFFBEC

split-complementary

#ECF7FB #FBECEF #FBF7EC

monochromatic

#87CCE6 #B9E2F0 #E6F4FA #E6F4FA #E6F4FA

Accessibility & contrast

On white

1.09

#ECF7FB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.26

#ECF7FB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECF7FB

19.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECF7FB	#FFFFFF	#000000	##000000
##ECF7FB	1.00	1.09	19.26	19.26
#FFFFFF	1.09	1.00	21.00	21.00
#000000	19.26	21.00	1.00	1.00
##000000	19.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F5F6FB

Deuteranopia (green-blind)

#F2F4FB

Tritanopia (blue-blind)

#E8F8F8

Achromatopsia (no color)

#F5F5F5

Design tokens & code

CSS

--color: #ecf7fb;
/* rgb */ color: rgb(236, 247, 251);
/* oklch */ color: oklch(96.9% 0.013 221.4);

Tailwind

colors: {
  custom: {
    50: '#f2f9fc',
    500: '#ecf7fb',
    950: '#000000',
  },
}

SCSS

$custom: #ecf7fb;
$custom-light: #f2f9fc;
$custom-dark: #000000;

JSON

{
  "hex": "#ecf7fb",
  "rgb": {
    "r": 236,
    "g": 247,
    "b": 251
  },
  "hsl": {
    "h": 196,
    "s": 65.217,
    "l": 95.49
  },
  "oklch": {
    "l": 0.96908,
    "c": 0.01284,
    "h": 221.4
  },
  "luminance": 0.91319
}

Semantic roles & 50–950 ramp

primary

#ECF7FB

secondary

#E0B9AB

accent

#4918CD

background

#FFFFFF

surface

#FEFFFF

border

#D6D7D7

text

#161717

muted

#858585

Preview Lab

Preview with #ECF7FB

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

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