#ECFFFF#ECFFFF

#ECFFFF is a very light, near-neutral teal. Relative luminance 0.966; OKLCH L 98.6% C 0.020 H 196.8°. Best body text is #000000 at 20.31:1 contrast (WCAG AA passes).

Color values

HEX	#ECFFFF
RGB	rgb(236, 255, 255)
HSL	hsl(180, 100%, 96%)
HSV	hsv(180, 7%, 100%)
CMYK	cmyk(7.5%, 0%, 0%, 0%)
CIE-LAB	lab(98.66, -6.16, -2.12)
CIE-LCH	lch(98.66, 6.52, 199.00°)
OKLab	oklab(98.61% -0.019 -0.0057)
OKLCH	oklch(98.61% 0.02 196.8)
XYZ	xyz(88.3982, 96.5717, 108.5713)
Luminance	0.9657 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECFFFF #FFECEC

analogous

#ECFFF6 #ECFFFF #ECF6FF

triadic

#ECFFFF #FFECFF #FFFFEC

tetradic

#ECFFFF #F6ECFF #FFECEC #F6FFEC

square

#ECFFFF #F6ECFF #FFECEC #F6FFEC

split-complementary

#ECFFFF #FFECF6 #FFF6EC

monochromatic

#72FFFF #AFFFFF #E0FFFF #E0FFFF #E0FFFF

Accessibility & contrast

On white

1.03

#ECFFFF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

20.31

#ECFFFF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECFFFF

20.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECFFFF	#FFFFFF	#000000	##000000
##ECFFFF	1.00	1.03	20.31	20.31
#FFFFFF	1.03	1.00	21.00	21.00
#000000	20.31	21.00	1.00	1.00
##000000	20.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FCFDFF

Deuteranopia (green-blind)

#F8FAFF

Tritanopia (blue-blind)

#E7FFFF

Achromatopsia (no color)

#FBFBFB

Design tokens & code

CSS

--color: #ecffff;
/* rgb */ color: rgb(236, 255, 255);
/* oklch */ color: oklch(98.6% 0.020 196.8);

Tailwind

colors: {
  custom: {
    50: '#f2ffff',
    500: '#ecffff',
    950: '#000000',
  },
}

SCSS

$custom: #ecffff;
$custom-light: #f2ffff;
$custom-dark: #000000;

JSON

{
  "hex": "#ecffff",
  "rgb": {
    "r": 236,
    "g": 255,
    "b": 255
  },
  "hsl": {
    "h": 180,
    "s": 100,
    "l": 96.275
  },
  "oklch": {
    "l": 0.98611,
    "c": 0.01985,
    "h": 196.8
  },
  "luminance": 0.96573
}

Semantic roles & 50–950 ramp

primary

#ECFFFF

secondary

#EEA1A1

accent

#0000E6

background

#FFFFFF

surface

#FEFFFF

border

#D6D7D7

text

#161818

muted

#858686

Preview Lab

Preview with #ECFFFF

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

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