Palettes / Colors / #ECEFF3

#ECEFF3 — Pale Dusty Blue

#ECEFF3 is a blue color we call Pale Dusty Blue, closest to the named color WhiteSmoke (#F5F5F5). It belongs to the blue family.

Color name

Closest CSS keyword: whitesmoke (#F5F5F5) — not an exact match. CSS whitesmoke gives you #F5F5F5, a different color; use #ECEFF3 when you need this exact shade.

Sources: common names follow widely used color-name references; CSS keywords and their hex values follow the CSS Color specification.

#ECEFF3 is a cool blue color associated with trust, calm and professionalism. It is light enough to work as a background or base color, with darker text on top.

Its strongest partner is its complement #F3F0EC; it also sits naturally between #ECF3F3 and #EDECF3. In the palettes below you can see it working alongside real color combinations from our collection.

Copy HEX Copy RGB Copy HSL Download PNG swatch SVG

Color values

RGB & CMYK percentages

Red 93% · Green 94% · Blue 95%

Cyan 3% · Magenta 2% · Yellow 0% · Key 5%

CMYK values are unprofiled approximations for screen reference — not a print-proofing guarantee.

Previews

CSS code for #ECEFF3

.text { color: #ECEFF3; }
.background { background-color: #ECEFF3; }
.border { border: 3px solid #ECEFF3; }
.text-rgb { color: rgb(236, 239, 243); }
.text-hsl { color: hsl(214, 23%, 94%); }
.text-shadow-hex { text-shadow: 4px 4px 2px #ECEFF3; }
.text-shadow-rgba { text-shadow: 4px 4px 2px rgba(236, 239, 243, 0.8); }
.box-shadow-hex { box-shadow: 1px 1px 3px 2px #ECEFF3; }
.box-shadow-rgba { box-shadow: 1px 1px 3px 2px rgba(236, 239, 243, 0.8); }

HTML: <p style="color:#ECEFF3">Text here</p> · <div style="background-color:#ECEFF3">Div content here</div>

Shades of #ECEFF3

Tints of #ECEFF3

Tones of #ECEFF3

Color harmonies

Complementary — #F3F0EC:

Analogous:

Triadic:

Contrast & accessibility

Best text color on #ECEFF3: #000000.

Semi-transparent (opacity) text on #ECEFF3

Text set with opacity blends into the background, so its real contrast is lower than the solid ratios above. Choose a text color and an opacity to see the blended color and its true ratio:

How #ECEFF3 looks with color blindness

Simulated with standard Machado color-vision-deficiency matrices — useful when this color carries meaning in charts, maps or interfaces:

Closest design-system colors

The nearest matches in the Tailwind CSS, Material Design and Bootstrap palettes — handy when you need a framework class instead of a raw hex:

Palettes with a similar color

These palettes use a close neighbour of #ECEFF3 rather than the exact color:

Similar colors

The closest colors that actually appear in our palette collection — click any to open its page:

Browse neighbouring colors

← #ECEFF2  ·  #ECEFF4 →

Frequently asked questions

What color is #ECEFF3?

#ECEFF3 is Pale Dusty Blue, a blue color (RGB 236, 239, 243). Its closest standard named color is WhiteSmoke.

What is the RGB and HSL of #ECEFF3?

#ECEFF3 is RGB 236, 239, 243 — HSL 214°, 23%, 94% — CMYK 3%, 2%, 0%, 5%.

What colors go with #ECEFF3?

Its complement is #F3F0EC; analogous partners are #ECF3F3 and #EDECF3. It also appears in 6+ palettes in our collection.

Can I use #ECEFF3 for text?

Black text on #ECEFF3 has a contrast ratio of 18.21:1 (passes WCAG AA); white text gives 1.15:1.