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#4DFFF9 Color

#4DFFF9 is rgb(77, 255, 249) in RGB, hsl(178, 100%, 65%) in HSL, and about cmyk(70%, 0%, 2%, 0%) in CMYK. It has no registered color name of its own — the closest is Fluorescent Blue (#15F4EE), clearly related but distinguishable side by side at ΔE 5.07. Black text is the more readable choice on this background.

#4DFFF9
HEX#4DFFF9
RGBrgb(77, 255, 249)
HSLhsl(178, 100%, 65%)
HSVhsv(178, 70%, 100%)
CMYKcmyk(70%, 0%, 2%, 0%)
OKLCHoklch(91.1% 0.14 191.6)
LABlab(91.27% -46.96 -10.88)
LCHlch(91.27% 48.20 193.05)

What #4DFFF9 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 #4DFFF9, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

Fluorescent Blue#15F4EEΔE 5.07Neon Cyan#00FEFCΔE 5.14Aqua#00FFFFΔE 5.54Turquoise Blue#00FFEFΔE 8.09Bright Turquoise#08E8DEΔE 8.69Lotion Blue#15F2FDΔE 9.8

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

#4DFFF9 Channel Values

How #4DFFF9 breaks down in each color model. Hue is measured in degrees around the color wheel; saturation, lightness, and the CMYK inks are percentages.

ModelChannelsNotes
RGBR 77 · G 255 · B 2498-bit channels as sent to the display
HSLH 178° · S 100% · L 65%Easiest model for building lighter and darker variants
HSVH 178° · S 70% · V 100%Matches the picker in most design tools
CMYKC 70% · M 0% · Y 2% · K 0%Approximate ink mix; confirm with an ICC profile before printing
Luminance1.24:1 vs white · 16.99:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #4DFFF9 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 text1.24:1AA normal AA large AAA normal
TextBlack text16.99:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #4DFFF9 in the contrast checker.

Colors That Go With #4DFFF9

Pairings derived from color-wheel relationships. The complementary color sits opposite #4DFFF9; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.

Base
#4DFFF9
Complementary
#FF4D52
Analogous
#4DFFA0
Analogous
#4DACFF
Triadic
#F94DFF
Triadic
#FFF94D
Split comp.
#FF4DAC
Split comp.
#FFA04D

Tints & Shades of #4DFFF9

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

#66FFFA
#7AFFFB
#94FFFB
#ADFFFC
#C7FFFD
#DBFFFE

Shades

#1FFFF8
#00F5ED
#00C7C0
#009994
#006B68
#004240

Want a full 50-950 ramp with semantic roles? Generate design tokens from #4DFFF9.

How #4DFFF9 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#4DFFF9
Protanopia#ECECF9
Protanomaly#C1F4F9
Deuteranopia#D9D9FC
Deuteranomaly#B2E9FB
Tritanopia#50FEFE
Tritanomaly#4FFFFC
Achromatopsia#E7E7E7

Test a full palette in the color blindness simulator.

Using #4DFFF9 in Code

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

CSS custom property--color-4dfff9: #4DFFF9;
CSS backgroundbackground-color: #4DFFF9;
Tailwind configcolors: { 'color-4dfff9': '#4DFFF9' }
SwiftUIColor(red: 0.302, green: 1.000, blue: 0.976)
Android XML<color name="color_4dfff9">#4DFFF9</color>
SVG fillfill="#4DFFF9"

More Teal Colors

#4DFFF9 sits in the teal family. These are its neighbours across that family's full range, each with its own breakdown.

002424f5ffff002a38f0ffff002d2eeefbfb003333ecfeff003542ecf7f9003838ebffff00646600999900ebeb0d161619292924fbff36747d50bfe673a9c28dd9ccaec6cfccffff

#4DFFF9 Frequently Asked Questions

What color is #4DFFF9?

#4DFFF9 is a light teal — rgb(77, 255, 249) in RGB and hsl(178, 100%, 65%) in HSL. It carries no registered color name of its own; the closest named color is Fluorescent Blue (#15F4EE), which is clearly related but distinguishable side by side at a CIE76 distance of 5.07.

What is the RGB value of #4DFFF9?

#4DFFF9 is rgb(77, 255, 249) — red 77, green 255, and blue 249 on the 0-255 scale.

What is the CMYK value of #4DFFF9?

#4DFFF9 converts to approximately cmyk(70%, 0%, 2%, 0%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #4DFFF9 be black or white?

Black text is the more readable choice. #4DFFF9 scores 1.24:1 against white and 16.99:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #4DFFF9 as a CSS color keyword?

No. #4DFFF9 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 5.54, which is clearly related but distinguishable side by side.

Open #4DFFF9 in a Tool

Hex to RGBHex to HSLHex to CMYKHex to OKLCHHex to PantoneBuild a paletteMake a gradient

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