Turquoise Blue (#00FFEF)

The hex code for Turquoise Blue is #00FFEF. It is rgb(0, 255, 239) in RGB, hsl(176, 100%, 50%) in HSL, and about cmyk(100%, 0%, 6%, 0%) in CMYK — a mid-tone teal. Black text is the more readable choice on this background.

#00FFEF

HEX#00FFEF

RGBrgb(0, 255, 239)

HSLhsl(176, 100%, 50%)

HSVhsv(176, 100%, 100%)

CMYKcmyk(100%, 0%, 6%, 0%)

OKLCHoklch(90% 0.157 186.7)

LABlab(90.29% -54.13 -7.29)

LCHlch(90.29% 54.62 187.67)

Colors Closest to Turquoise Blue

Turquoise Blue is a registered color name. These are the named colors nearest to it, measured as CIE76 distance in CIELAB — a perceptual scale, so the ordering matches what the eye sees rather than how close the raw RGB numbers happen to sit.

Fluorescent Blue#15F4EEΔE 6.82 Neon Cyan#00FEFCΔE 7.39 Aqua#00FFFFΔE 8.43 Bright Turquoise#08E8DEΔE 8.9 Turquoise#40E0D0ΔE 13.22 Lotion Blue#15F2FDΔE 15.3

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

#00FFEF Channel Values

How Turquoise Blue 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 0 · G 255 · B 239	8-bit channels as sent to the display
HSL	H 176° · S 100% · L 50%	Easiest model for building lighter and darker variants
HSV	H 176° · S 100% · V 100%	Matches the picker in most design tools
CMYK	C 100% · M 0% · Y 6% · K 0%	Approximate ink mix; confirm with an ICC profile before printing
Luminance	1.27:1 vs white · 16.55:1 vs black	WCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a Turquoise Blue 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.

TextWhite text1.27:1AA normal ✗AA large ✗AAA normal ✗

TextBlack text16.55:1AA normal ✓AA large ✓AAA normal ✓

Need a specific ratio against another background? Open #00FFEF in the contrast checker.

Colors That Go With Turquoise Blue

Pairings derived from color-wheel relationships. The complementary color sits opposite Turquoise Blue; 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 Turquoise Blue

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 #00FFEF.

How Turquoise Blue 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#00FFEF

Protanopia#EBEBF0

Protanomaly#BBF3EF

Deuteranopia#D6D6F2

Deuteranomaly#AAE7F1

Tritanopia#24FDFD

Tritanomaly#1AFEF8

Achromatopsia#E4E4E4

Test a full palette in the color blindness simulator.

Using #00FFEF in Code

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

CSS custom property--turquoise-blue: #00FFEF;

CSS backgroundbackground-color: #00FFEF;

Tailwind configcolors: { 'turquoise-blue': '#00FFEF' }

SwiftUIColor(red: 0.000, green: 1.000, blue: 0.937)

Android XML<color name="turquoise_blue">#00FFEF</color>

SVG fillfill="#00FFEF"

More Teal Colors

Turquoise Blue sits in the tealfamily. These are its neighbours across that family's full range, each with its own breakdown.

00fff9 00fefc 00ffff 00f6fa 01796f 00f0f0 022f2e 00ebeb 041a18 00e5e6 053345 00e0e0 0f5753 1b6a67 26a7de 395e60 57ffff 76d7ea 96c0c0 b6d3d3 d4f7f6 001f1f 006666 0099cc

#00FFEF Frequently Asked Questions

What is the hex code for Turquoise Blue?

The hex code for Turquoise Blue is #00FFEF. That is rgb(0, 255, 239) in RGB, hsl(176, 100%, 50%) in HSL, and approximately cmyk(100%, 0%, 6%, 0%) in CMYK.

What is the RGB value of #00FFEF?

#00FFEF is rgb(0, 255, 239) — red 0, green 255, and blue 239 on the 0-255 scale.

What is the CMYK value of #00FFEF?

#00FFEF converts to approximately cmyk(100%, 0%, 6%, 0%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #00FFEF be black or white?

Black text is the more readable choice. #00FFEF scores 1.27:1 against white and 16.55:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #00FFEF as a CSS color keyword?

No. #00FFEF 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 aqua (#00FFFF) at a CIE76 distance of 8.43, which is clearly related but distinguishable side by side.

Open Turquoise Blue in a Tool

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