#EFF6FF Color

#EFF6FF is rgb(239, 246, 255) in RGB, hsl(214, 100%, 97%) in HSL, and about cmyk(6%, 4%, 0%, 0%) in CMYK. It has no registered color name of its own — the closest is Alice Blue (#F0F8FF), below the threshold most people can see at ΔE 1.19. Black text is the more readable choice on this background.

#EFF6FF

HEX#EFF6FF

RGBrgb(239, 246, 255)

HSLhsl(214, 100%, 97%)

HSVhsv(214, 6%, 100%)

CMYKcmyk(6%, 4%, 0%, 0%)

OKLCHoklch(97% 0.014 254.6)

LABlab(96.55% -1.16 -5.18)

LCHlch(96.55% 5.31 257.37)

What #EFF6FF Is Called

Most hex codes have no name: there are 16.7 million of them and a few thousand registered names. These are the named colors nearest to #EFF6FF, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

Alice Blue#F0F8FFΔE 1.19 Cloud#EFF1FEΔE 2.91 Ghost White#F8F8FFΔE 3.01 Zinc White#FDF8FFΔE 4.78 Cultured#F5F5F5ΔE 5.31 Azure#F0FFFFΔE 5.68

Browse the full index of named colors A-Z or every blue in the library.

#EFF6FF Channel Values

How #EFF6FF breaks down in each color model. Hue is measured in degrees around the color wheel; saturation, lightness, and the CMYK inks are percentages.

Model	Channels	Notes
RGB	R 239 · G 246 · B 255	8-bit channels as sent to the display
HSL	H 214° · S 100% · L 97%	Easiest model for building lighter and darker variants
HSV	H 214° · S 6% · V 100%	Matches the picker in most design tools
CMYK	C 6% · M 4% · Y 0% · K 0%	Approximate ink mix; confirm with an ICC profile before printing
Luminance	1.09:1 vs white · 19.3:1 vs black	WCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #EFF6FF background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1. Contrast is one check, not a full accessibility review.

Fails AAWhite text1.09:1AA normal AA large AAA normal

TextBlack text19.3:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #EFF6FF in the contrast checker.

Colors That Go With #EFF6FF

Pairings derived from color-wheel relationships. The complementary color sits opposite #EFF6FF; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.

Base

Complementary

Analogous

Analogous

Triadic

Triadic

Split comp.

Split comp.

Tints & Shades of #EFF6FF

Lighter tints and darker shades built by moving the lightness channel while holding hue and saturation, which is what you want for hover states, backgrounds, and text variants.

Tints

#F0F6FF

#F5F9FF

Shades

Want a full 50-950 ramp with semantic roles? Generate design tokens from #EFF6FF.

How #EFF6FF Looks with Color Vision Deficiency

Simulated with the Viénot, Brettel & Mollon LMS projection model. Anomalous types are rendered as partial versions of the matching dichromacy, which is an approximation rather than a per-person clinical model.

Typical#EFF6FF

Protanopia#F5F5FF

Protanomaly#F3F5FF

Deuteranopia#F4F4FF

Deuteranomaly#F2F5FF

Tritanopia#EEF7F7

Tritanomaly#EEF7FA

Achromatopsia#F5F5F5

Test a full palette in the color blindness simulator.

Using #EFF6FF in Code

Copy-ready declarations for the places this color usually ends up.

CSS custom property--color-eff6ff: #EFF6FF;

CSS backgroundbackground-color: #EFF6FF;

Tailwind configcolors: { 'color-eff6ff': '#EFF6FF' }

SwiftUIColor(red: 0.937, green: 0.965, blue: 1.000)

Android XML<color name="color_eff6ff">#EFF6FF</color>

SVG fillfill="#EFF6FF"

More Blue Colors

#EFF6FF sits in the blue family. These are its neighbours across that family's full range, each with its own breakdown.

f0f8ff eff1fe f0f9ff eef2ff f1f5f9 eeeefc f2f2fc edf2f7 f3f4f6 ede9fe f5f3ff eaeafb 0000cc 0066ff 0b10a2 182d3e 2424b7 336084 45b1e8 5c7ee6 73c2fb 8c92ac abb5bf cad5e2

#EFF6FF Frequently Asked Questions

What color is #EFF6FF?

#EFF6FF is a lightest blue — rgb(239, 246, 255) in RGB and hsl(214, 100%, 97%) in HSL. It carries no registered color name of its own; the closest named color is Alice Blue (#F0F8FF), which is below the threshold most people can see at a CIE76 distance of 1.19.

What is the RGB value of #EFF6FF?

#EFF6FF is rgb(239, 246, 255) — red 239, green 246, and blue 255 on the 0-255 scale.

What is the CMYK value of #EFF6FF?

#EFF6FF converts to approximately cmyk(6%, 4%, 0%, 0%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #EFF6FF be black or white?

Black text is the more readable choice. #EFF6FF scores 1.09:1 against white and 19.3:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #EFF6FF as a CSS color keyword?

No. #EFF6FF is not one of the CSS color keywords, so it has to be written as a hex, rgb() or hsl() value. The closest keyword is aliceblue (#F0F8FF) at a CIE76 distance of 1.19, which is below the threshold most people can see.

Open #EFF6FF in a Tool

Hex to RGB Hex to HSL Hex to CMYK Hex to OKLCH Hex to Pantone Build a palette Make a gradient

Keep exploring: every blue in the color library, the guide to shades of blue, or the full color library.