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#66DBAA Color

#66DBAA is rgb(102, 219, 170) in RGB, hsl(155, 62%, 63%) in HSL, and about cmyk(53%, 0%, 22%, 14%) in CMYK. It has no registered color name of its own — the closest is Eucalyptus (#44D7A8), clearly related but distinguishable side by side at ΔE 6.27. Black text is the more readable choice on this background.

#66DBAA
HEX#66DBAA
RGBrgb(102, 219, 170)
HSLhsl(155, 62%, 63%)
HSVhsv(155, 53%, 86%)
CMYKcmyk(53%, 0%, 22%, 14%)
OKLCHoklch(81% 0.129 163.6)
LABlab(79.71% -43.34 13.66)
LCHlch(79.71% 45.44 162.51)

What #66DBAA 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 #66DBAA, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

Eucalyptus#44D7A8ΔE 6.27Spearmint#4FE7B0ΔE 8.69Medium Aquamarine#66CDAAΔE 9.08Seafoam#93E9BEΔE 11.22Zeal#91E0B7ΔE 12.03Caribbean Green#00CC99ΔE 12.1

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

#66DBAA Channel Values

How #66DBAA 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 102 · G 219 · B 1708-bit channels as sent to the display
HSLH 155° · S 62% · L 63%Easiest model for building lighter and darker variants
HSVH 155° · S 53% · V 86%Matches the picker in most design tools
CMYKC 53% · M 0% · Y 22% · K 14%Approximate ink mix; confirm with an ICC profile before printing
Luminance1.71:1 vs white · 12.28:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #66DBAA 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 text1.71:1AA normal AA large AAA normal
TextBlack text12.28:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #66DBAA in the contrast checker.

Colors That Go With #66DBAA

Pairings derived from color-wheel relationships. The complementary color sits opposite #66DBAA; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.

Base
#66DBAA
Complementary
#DB6697
Analogous
#66DB70
Analogous
#66D1DB
Triadic
#AA66DB
Triadic
#DBAA66
Split comp.
#DB66D1
Split comp.
#DB7066

Tints & Shades of #66DBAA

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

#7BE0B6
#8FE5C1
#A4EACD
#B9EFD8
#CDF3E4
#E2F8EF

Shades

#45D398
#2DBE81
#259D6B
#1C7852
#14573B
#0C3222

Want a full 50-950 ramp with semantic roles? Generate design tokens from #66DBAA.

How #66DBAA 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#66DBAA
Protanopia#CDCDAA
Protanomaly#ADD3AA
Deuteranopia#BFBFAD
Deuteranomaly#A3CBAC
Tritanopia#73D6D6
Tritanomaly#6ED8C6
Achromatopsia#C6C6C6

Test a full palette in the color blindness simulator.

Using #66DBAA in Code

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

CSS custom property--color-66dbaa: #66DBAA;
CSS backgroundbackground-color: #66DBAA;
Tailwind configcolors: { 'color-66dbaa': '#66DBAA' }
SwiftUIColor(red: 0.400, green: 0.859, blue: 0.667)
Android XML<color name="color_66dbaa">#66DBAA</color>
SVG fillfill="#66DBAA"

More Green Colors

#66DBAA sits in the green family. These are its neighbours across that family's full range, each with its own breakdown.

000200fdfff5001f00f7fee7002400f7fbf5002c22f5fffa002e00f5fff5003300f0fff000800000db870d542b20483f33cc6646c3995ea50072863991e0b7a3f5d8bcd7bcd1ffed

#66DBAA Frequently Asked Questions

What color is #66DBAA?

#66DBAA is a light green — rgb(102, 219, 170) in RGB and hsl(155, 62%, 63%) in HSL. It carries no registered color name of its own; the closest named color is Eucalyptus (#44D7A8), which is clearly related but distinguishable side by side at a CIE76 distance of 6.27.

What is the RGB value of #66DBAA?

#66DBAA is rgb(102, 219, 170) — red 102, green 219, and blue 170 on the 0-255 scale.

What is the CMYK value of #66DBAA?

#66DBAA converts to approximately cmyk(53%, 0%, 22%, 14%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #66DBAA be black or white?

Black text is the more readable choice. #66DBAA scores 1.71:1 against white and 12.28:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #66DBAA as a CSS color keyword?

No. #66DBAA 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 mediumaquamarine (#66CDAA) at a CIE76 distance of 9.08, which is clearly related but distinguishable side by side.

Open #66DBAA in a Tool

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

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