#336666 Color

#336666 is rgb(51, 102, 102) in RGB, hsl(180, 33%, 30%) in HSL, and about cmyk(50%, 0%, 0%, 60%) in CMYK. It has no registered color name of its own — the closest is Peacock (#005F5F), clearly related but distinguishable side by side at ΔE 7.96. White text is the more readable choice on this background.

#336666

HEX#336666

RGBrgb(51, 102, 102)

HSLhsl(180, 33%, 30%)

HSVhsv(180, 50%, 40%)

CMYKcmyk(50%, 0%, 0%, 60%)

OKLCHoklch(47.5% 0.055 195.5)

LABlab(39.69% -17.87 -5.60)

LCHlch(39.69% 18.72 197.40)

What #336666 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 #336666, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

Peacock#005F5FΔE 7.96 Ming#36747DΔE 7.97 Myrtle Green#317873ΔE 8.87 Petrol#005F6AΔE 9.43 Deep Space Sparkle#4A646CΔE 9.76 Dark Slate Gray#2F4F4FΔE 10.36

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

#336666 Channel Values

How #336666 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 51 · G 102 · B 102	8-bit channels as sent to the display
HSL	H 180° · S 33% · L 30%	Easiest model for building lighter and darker variants
HSV	H 180° · S 50% · V 40%	Matches the picker in most design tools
CMYK	C 50% · M 0% · Y 0% · K 60%	Approximate ink mix; confirm with an ICC profile before printing
Luminance	6.5:1 vs white · 3.23:1 vs black	WCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #336666 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 text6.5:1AA normal AA large AAA normal

Fails AABlack text3.23:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #336666 in the contrast checker.

Colors That Go With #336666

Pairings derived from color-wheel relationships. The complementary color sits opposite #336666; 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 #336666

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 #336666.

How #336666 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#336666

Protanopia#606066

Protanomaly#516266

Deuteranopia#595967

Deuteranomaly#4C5E67

Tritanopia#336666

Tritanomaly#336666

Achromatopsia#5E5E5E

Test a full palette in the color blindness simulator.

Using #336666 in Code

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

CSS custom property--color-336666: #336666;

CSS backgroundbackground-color: #336666;

Tailwind configcolors: { 'color-336666': '#336666' }

SwiftUIColor(red: 0.200, green: 0.400, blue: 0.400)

Android XML<color name="color_336666">#336666</color>

SVG fillfill="#336666"

More Teal Colors

#336666 sits in the teal family. These are its neighbours across that family's full range, each with its own breakdown.

339999 32acdc 33cccc 31ddcc 33ccff 31c4bf 33ffff 317873 36747d 30bfbf 367588 2f4f4f 48d1cc 66cccc 89cff0 a8dcf0 c6e8f5 e0ffff 004242 007ba7 00b5b8 041a18 12353a 1e5162

#336666 Frequently Asked Questions

What color is #336666?

#336666 is a dark teal — rgb(51, 102, 102) in RGB and hsl(180, 33%, 30%) in HSL. It carries no registered color name of its own; the closest named color is Peacock (#005F5F), which is clearly related but distinguishable side by side at a CIE76 distance of 7.96.

What is the RGB value of #336666?

#336666 is rgb(51, 102, 102) — red 51, green 102, and blue 102 on the 0-255 scale.

What is the CMYK value of #336666?

#336666 converts to approximately cmyk(50%, 0%, 0%, 60%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #336666 be black or white?

White text is the more readable choice. #336666 scores 6.5:1 against white and 3.23:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #336666 as a CSS color keyword?

No. #336666 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 darkslategray (#2F4F4F) at a CIE76 distance of 10.36, which is visibly different.

Open #336666 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.