#99FFFF Color

#99FFFF is rgb(153, 255, 255) in RGB, hsl(180, 100%, 80%) in HSL, and about cmyk(40%, 0%, 0%, 0%) in CMYK. It has no registered color name of its own — the closest is Electric Blue (#7DF9FF), clearly related but distinguishable side by side at ΔE 6.46. Black text is the more readable choice on this background.

#99FFFF

HEX#99FFFF

RGBrgb(153, 255, 255)

HSLhsl(180, 100%, 80%)

HSVhsv(180, 40%, 100%)

CMYKcmyk(40%, 0%, 0%, 0%)

OKLCHoklch(93.8% 0.096 195.6)

LABlab(93.81% -31.11 -9.90)

LCHlch(93.81% 32.65 197.65)

What #99FFFF 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 #99FFFF, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

Electric Blue#7DF9FFΔE 6.46 Celeste#B2FFFFΔE 7.07 Waterspout#A4F4F9ΔE 7.19 Pale Blue#AFEEEEΔE 11.75 Aquamarine (Crayola)#95E0E8ΔE 12.71 Pale Robin Egg Blue#96DED1ΔE 14.68

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

#99FFFF Channel Values

How #99FFFF 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 153 · G 255 · B 255	8-bit channels as sent to the display
HSL	H 180° · S 100% · L 80%	Easiest model for building lighter and darker variants
HSV	H 180° · S 40% · V 100%	Matches the picker in most design tools
CMYK	C 40% · M 0% · Y 0% · K 0%	Approximate ink mix; confirm with an ICC profile before printing
Luminance	1.16:1 vs white · 18.1:1 vs black	WCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #99FFFF 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 text1.16:1AA normal AA large AAA normal

TextBlack text18.1:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #99FFFF in the contrast checker.

Colors That Go With #99FFFF

Pairings derived from color-wheel relationships. The complementary color sits opposite #99FFFF; 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 #99FFFF

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 #99FFFF.

How #99FFFF 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#99FFFF

Protanopia#F2F2FF

Protanomaly#D4F7FF

Deuteranopia#E4E4FF

Deuteranomaly#CAEFFF

Tritanopia#99FFFF

Tritanomaly#99FFFF

Achromatopsia#EEEEEE

Test a full palette in the color blindness simulator.

Using #99FFFF in Code

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

CSS custom property--color-99ffff: #99FFFF;

CSS backgroundbackground-color: #99FFFF;

Tailwind configcolors: { 'color-99ffff': '#99FFFF' }

SwiftUIColor(red: 0.600, green: 1.000, blue: 1.000)

Android XML<color name="color_99ffff">#99FFFF</color>

SVG fillfill="#99FFFF"

More Teal Colors

#99FFFF sits in the teal family. These are its neighbours across that family's full range, each with its own breakdown.

9bd6ee 99cccc 9effff 96eee5 a2f4fd 96c0c0 a3c6c8 95e0e8 a3fdff 91e3e1 a4dded 8fffff b9dde9 d6ffff 001f1f 006466 009999 00ebeb 0d1616 192929 24fbff 36747d 50bfe6 73a9c2

#99FFFF Frequently Asked Questions

What color is #99FFFF?

#99FFFF is a lightest teal — rgb(153, 255, 255) in RGB and hsl(180, 100%, 80%) in HSL. It carries no registered color name of its own; the closest named color is Electric Blue (#7DF9FF), which is clearly related but distinguishable side by side at a CIE76 distance of 6.46.

What is the RGB value of #99FFFF?

#99FFFF is rgb(153, 255, 255) — red 153, green 255, and blue 255 on the 0-255 scale.

What is the CMYK value of #99FFFF?

#99FFFF converts to approximately cmyk(40%, 0%, 0%, 0%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #99FFFF be black or white?

Black text is the more readable choice. #99FFFF scores 1.16:1 against white and 18.1:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #99FFFF as a CSS color keyword?

No. #99FFFF 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 11.75, which is visibly different.

Open #99FFFF 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.