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#00A3A8 Color

#00A3A8 is rgb(0, 163, 168) in RGB, hsl(182, 100%, 33%) in HSL, and about cmyk(100%, 3%, 0%, 34%) in CMYK. It has no registered color name of its own — the closest is Viridian Green (#009698), clearly related but distinguishable side by side at ΔE 5.28. Black text is the more readable choice on this background.

#00A3A8
HEX#00A3A8
RGBrgb(0, 163, 168)
HSLhsl(182, 100%, 33%)
HSVhsv(182, 100%, 66%)
CMYKcmyk(100%, 3%, 0%, 34%)
OKLCHoklch(65% 0.11 198.7)
LABlab(60.45% -35.02 -13.30)
LCHlch(60.45% 37.46 200.80)

What #00A3A8 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 #00A3A8, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

Viridian Green#009698ΔE 5.28Verdigris#43B3AEΔE 8.66Light Sea Green#20B2AAΔE 8.98Dark Cyan#008B8BΔE 9.73Maximum Blue Green#30BFBFΔE 10.39Tiffany Blue#0ABAB5ΔE 10.41

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

#00A3A8 Channel Values

How #00A3A8 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 0 · G 163 · B 1688-bit channels as sent to the display
HSLH 182° · S 100% · L 33%Easiest model for building lighter and darker variants
HSVH 182° · S 100% · V 66%Matches the picker in most design tools
CMYKC 100% · M 3% · Y 0% · K 34%Approximate ink mix; confirm with an ICC profile before printing
Luminance3.09:1 vs white · 6.8:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #00A3A8 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 text3.09:1AA normal AA large AAA normal
TextBlack text6.8:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #00A3A8 in the contrast checker.

Colors That Go With #00A3A8

Pairings derived from color-wheel relationships. The complementary color sits opposite #00A3A8; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.

Base
#00A3A8
Complementary
#A80600
Analogous
#00A85A
Analogous
#004FA8
Triadic
#A800A3
Triadic
#A3A800
Split comp.
#A8004F
Split comp.
#A85A00

Tints & Shades of #00A3A8

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

#00CFD6
#0AF7FF
#38F8FF
#66FAFF
#94FBFF
#C7FDFF

Shades

#008F94
#007B80
#00686B
#004F52
#003B3D
#002729

Want a full 50-950 ramp with semantic roles? Generate design tokens from #00A3A8.

How #00A3A8 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#00A3A8
Protanopia#9696A8
Protanomaly#769BA8
Deuteranopia#8888AA
Deuteranomaly#6B93A9
Tritanopia#00A4A4
Tritanomaly#00A3A5
Achromatopsia#939393

Test a full palette in the color blindness simulator.

Using #00A3A8 in Code

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

CSS custom property--color-00a3a8: #00A3A8;
CSS backgroundbackground-color: #00A3A8;
Tailwind configcolors: { 'color-00a3a8': '#00A3A8' }
SwiftUIColor(red: 0.000, green: 0.639, blue: 0.659)
Android XML<color name="color_00a3a8">#00A3A8</color>
SVG fillfill="#00A3A8"

More Teal Colors

#00A3A8 sits in the teal family. These are its neighbours across that family's full range, each with its own breakdown.

002424f5ffff002a38f0ffff002d2eeefbfb003333ecfeff003542ecf7f9003838ebffff00646600999900ebeb0d161619292924fbff36747d50bfe673a9c28dd9ccaec6cfccffff

#00A3A8 Frequently Asked Questions

What color is #00A3A8?

#00A3A8 is a dark teal — rgb(0, 163, 168) in RGB and hsl(182, 100%, 33%) in HSL. It carries no registered color name of its own; the closest named color is Viridian Green (#009698), which is clearly related but distinguishable side by side at a CIE76 distance of 5.28.

What is the RGB value of #00A3A8?

#00A3A8 is rgb(0, 163, 168) — red 0, green 163, and blue 168 on the 0-255 scale.

What is the CMYK value of #00A3A8?

#00A3A8 converts to approximately cmyk(100%, 3%, 0%, 34%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #00A3A8 be black or white?

Black text is the more readable choice. #00A3A8 scores 3.09:1 against white and 6.8:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #00A3A8 as a CSS color keyword?

No. #00A3A8 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 lightseagreen (#20B2AA) at a CIE76 distance of 8.98, which is clearly related but distinguishable side by side.

Open #00A3A8 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.