#ECF6FC#ECF6FC

#ECF6FC is a very light, near-neutral cyan. Relative luminance 0.908; OKLCH L 96.7% C 0.013 H 233.7°. Best body text is #000000 at 19.15:1 contrast (WCAG AA passes).

Color values

HEX	#ECF6FC
RGB	rgb(236, 246, 252)
HSL	hsl(203, 73%, 96%)
HSV	hsv(203, 6%, 99%)
CMYK	cmyk(6.3%, 2.4%, 0%, 1.2%)
CIE-LAB	lab(96.32, -2.18, -4.02)
CIE-LCH	lch(96.32, 4.57, 241.49°)
OKLab	oklab(96.74% -0.0079 -0.0108)
OKLCH	oklch(96.74% 0.013 233.7)
XYZ	xyz(85.1150, 90.7720, 105.1131)
Luminance	0.9077 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECF6FC #FCF2EC

analogous

#ECFCFA #ECF6FC #ECEEFC

triadic

#ECF6FC #FCECF6 #F6FCEC

tetradic

#ECF6FC #FAECFC #FCF2EC #EEFCEC

square

#ECF6FC #FAECFC #FCF2EC #EEFCEC

split-complementary

#ECF6FC #FCECEE #FCFAEC

monochromatic

#82C4EB #B7DDF4 #E5F2FB #E5F2FB #E5F2FB

Accessibility & contrast

On white

1.10

#ECF6FC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.15

#ECF6FC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECF6FC

19.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECF6FC	#FFFFFF	#000000	##000000
##ECF6FC	1.00	1.10	19.15	19.15
#FFFFFF	1.10	1.00	21.00	21.00
#000000	19.15	21.00	1.00	1.00
##000000	19.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F3F5FC

Deuteranopia (green-blind)

#F1F4FC

Tritanopia (blue-blind)

#E8F8F8

Achromatopsia (no color)

#F4F4F4

Design tokens & code

CSS

--color: #ecf6fc;
/* rgb */ color: rgb(236, 246, 252);
/* oklch */ color: oklch(96.7% 0.013 233.7);

Tailwind

colors: {
  custom: {
    50: '#f2f9fd',
    500: '#ecf6fc',
    950: '#000000',
  },
}

SCSS

$custom: #ecf6fc;
$custom-light: #f2f9fd;
$custom-dark: #000000;

JSON

{
  "hex": "#ecf6fc",
  "rgb": {
    "r": 236,
    "g": 246,
    "b": 252
  },
  "hsl": {
    "h": 202.5,
    "s": 72.727,
    "l": 95.686
  },
  "oklch": {
    "l": 0.96739,
    "c": 0.01334,
    "h": 233.7
  },
  "luminance": 0.90773
}

Semantic roles & 50–950 ramp

primary

#ECF6FC

secondary

#E3BFA9

accent

#5A11D5

background

#FFFFFF

surface

#FEFFFF

border

#D6D7D7

text

#161717

muted

#858585

Preview Lab

Preview with #ECF6FC

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

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