#ECF9FB#ECF9FB

#ECF9FB is a very light, near-neutral teal. Relative luminance 0.925; OKLCH L 97.3% C 0.014 H 207.9°. Best body text is #000000 at 19.51:1 contrast (WCAG AA passes).

Color values

HEX	#ECF9FB
RGB	rgb(236, 249, 251)
HSL	hsl(188, 65%, 95%)
HSV	hsv(188, 6%, 98%)
CMYK	cmyk(6%, 0.8%, 0%, 1.6%)
CIE-LAB	lab(97.04, -3.89, -2.43)
CIE-LCH	lch(97.04, 4.58, 212.03°)
OKLab	oklab(97.3% -0.0124 -0.0065)
OKLCH	oklch(97.3% 0.014 207.9)
XYZ	xyz(85.8768, 92.5484, 104.5874)
Luminance	0.9255 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECF9FB #FBEEEC

analogous

#ECFBF5 #ECF9FB #ECF1FB

triadic

#ECF9FB #FBECF9 #F9FBEC

tetradic

#ECF9FB #F5ECFB #FBEEEC #F1FBEC

square

#ECF9FB #F5ECFB #FBEEEC #F1FBEC

split-complementary

#ECF9FB #FBECF1 #FBF5EC

monochromatic

#87D9E6 #B9E9F0 #E6F7FA #E6F7FA #E6F7FA

Accessibility & contrast

On white

1.08

#ECF9FB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.51

#ECF9FB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECF9FB

19.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECF9FB	#FFFFFF	#000000	##000000
##ECF9FB	1.00	1.08	19.51	19.51
#FFFFFF	1.08	1.00	21.00	21.00
#000000	19.51	21.00	1.00	1.00
##000000	19.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F7F8FB

Deuteranopia (green-blind)

#F4F6FB

Tritanopia (blue-blind)

#E8FAFA

Achromatopsia (no color)

#F6F6F6

Design tokens & code

CSS

--color: #ecf9fb;
/* rgb */ color: rgb(236, 249, 251);
/* oklch */ color: oklch(97.3% 0.014 207.9);

Tailwind

colors: {
  custom: {
    50: '#f2fbfc',
    500: '#ecf9fb',
    950: '#000000',
  },
}

SCSS

$custom: #ecf9fb;
$custom-light: #f2fbfc;
$custom-dark: #000000;

JSON

{
  "hex": "#ecf9fb",
  "rgb": {
    "r": 236,
    "g": 249,
    "b": 251
  },
  "hsl": {
    "h": 188,
    "s": 65.217,
    "l": 95.49
  },
  "oklch": {
    "l": 0.97304,
    "c": 0.01398,
    "h": 207.9
  },
  "luminance": 0.92549
}

Semantic roles & 50–950 ramp

primary

#ECF9FB

secondary

#E0B2AB

accent

#3118CD

background

#FFFFFF

surface

#FEFFFF

border

#D6D7D7

text

#161717

muted

#858585

Preview Lab

Preview with #ECF9FB

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

Preview Lab → · Contrast checker → · Palette generator →