#A4EFFF Color

#A4EFFF is rgb(164, 239, 255) in RGB, hsl(191, 100%, 82%) in HSL, and about cmyk(36%, 6%, 0%, 0%) in CMYK. It has no registered color name of its own — the closest is Waterspout (#A4F4F9), clearly related but distinguishable side by side at ΔE 6.05. Black text is the more readable choice on this background.

#A4EFFF

HEX#A4EFFF

RGBrgb(164, 239, 255)

HSLhsl(191, 100%, 82%)

HSVhsv(191, 36%, 100%)

CMYKcmyk(36%, 6%, 0%, 0%)

OKLCHoklch(90.9% 0.077 212.5)

LABlab(89.95% -21.14 -15.53)

LCHlch(89.95% 26.23 216.30)

What #A4EFFF 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 #A4EFFF, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

Waterspout#A4F4F9ΔE 6.05 Aquamarine (Crayola)#95E0E8ΔE 6.83 Non-photo Blue#A4DDEDΔE 7.5 Pale Blue#AFEEEEΔE 8.79 Medium Sky Blue#80DAEBΔE 9.05 Celeste#B2FFFFΔE 9.67

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

#A4EFFF Channel Values

How #A4EFFF 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 164 · G 239 · B 255	8-bit channels as sent to the display
HSL	H 191° · S 100% · L 82%	Easiest model for building lighter and darker variants
HSV	H 191° · S 36% · V 100%	Matches the picker in most design tools
CMYK	C 36% · M 6% · Y 0% · K 0%	Approximate ink mix; confirm with an ICC profile before printing
Luminance	1.28:1 vs white · 16.37:1 vs black	WCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #A4EFFF 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 text1.28:1AA normal AA large AAA normal

TextBlack text16.37:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #A4EFFF in the contrast checker.

Colors That Go With #A4EFFF

Pairings derived from color-wheel relationships. The complementary color sits opposite #A4EFFF; 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 #A4EFFF

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

Shades

Want a full 50-950 ramp with semantic roles? Generate design tokens from #A4EFFF.

How #A4EFFF 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#A4EFFF

Protanopia#E4E4FF

Protanomaly#CEE9FF

Deuteranopia#DADAFF

Deuteranomaly#C7E3FF

Tritanopia#A0F1F1

Tritanomaly#A2F0F7

Achromatopsia#E3E3E3

Test a full palette in the color blindness simulator.

Using #A4EFFF in Code

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

CSS custom property--color-a4efff: #A4EFFF;

CSS backgroundbackground-color: #A4EFFF;

Tailwind configcolors: { 'color-a4efff': '#A4EFFF' }

SwiftUIColor(red: 0.643, green: 0.937, blue: 1.000)

Android XML<color name="color_a4efff">#A4EFFF</color>

SVG fillfill="#A4EFFF"

More Teal Colors

#A4EFFF sits in the teal family. These are its neighbours across that family's full range, each with its own breakdown.

002424 f5ffff 002a38 f0ffff 002d2e eefbfb 003333 ecfeff 003542 ecf7f9 003838 ebffff 006466 009999 00ebeb 0d1616 192929 24fbff 36747d 50bfe6 73a9c2 8dd9cc aec6cf ccffff

#A4EFFF Frequently Asked Questions

What color is #A4EFFF?

#A4EFFF is a lightest teal — rgb(164, 239, 255) in RGB and hsl(191, 100%, 82%) in HSL. It carries no registered color name of its own; the closest named color is Waterspout (#A4F4F9), which is clearly related but distinguishable side by side at a CIE76 distance of 6.05.

What is the RGB value of #A4EFFF?

#A4EFFF is rgb(164, 239, 255) — red 164, green 239, and blue 255 on the 0-255 scale.

What is the CMYK value of #A4EFFF?

#A4EFFF converts to approximately cmyk(36%, 6%, 0%, 0%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #A4EFFF be black or white?

Black text is the more readable choice. #A4EFFF scores 1.28:1 against white and 16.37:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #A4EFFF as a CSS color keyword?

No. #A4EFFF 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 paleturquoise (#AFEEEE) at a CIE76 distance of 8.79, which is clearly related but distinguishable side by side.

Open #A4EFFF 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 teal in the color library, the guide to shades of teal, or the full color library.