#66b2a8

Color #66b2a8

A muted medium cyan.

Closest named color Cadet Blue #5f9ea0 · ΔE 10.43 Nearest Tailwind class teal-500 #00bba7 · ΔE 7.1

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Conversions

HEX

#66b2a8

RGB

rgb(102, 178, 168)

HSL

hsl(172.1, 33%, 54.9%)

HSV / HSB

hsv(172.1, 42.7%, 69.8%)

CMYK

cmyk(42.7%, 0%, 5.6%, 30.2%)

LAB

lab(67.64, -26.01, -2.26)

LCH

lch(67.64, 26.11, 184.97)

OKLCH

oklch(71.1%, 0.0775, 184.81)

HWB

hwb(172.1, 40%, 30.2%)

Harmony colors

Complementary

#b26670

Analogous

#66b282

#66b2a8

#6696b2

Triadic

#66b2a8

#a866b2

#b2a866

Split-complementary

#66b2a8

#b26696

#b28266

Tetradic

#66b2a8

#6670b2

#b26670

#b2a866

Square

#66b2a8

#8266b2

#b26670

#96b266

Shades

Color #66b2a8 mixed toward black.

#4e9b91

#3f7c74

#2f5d57

#1f3e3a

#101f1d

Tints

Color #66b2a8 mixed toward white.

#80bfb6

#99ccc5

#b3d8d3

#cce5e2

#e6f2f0

Tones

Color #66b2a8 mixed toward gray.

#6caca3

#73a59f

#799f9a

#7f9995

#869291

Accessibility

Aa White text on this color

2.47:1

Aa Black text on this color

8.5:1

Black text reads better on this background (8.5:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#8d8eaa · ΔE 27.2

Deuteranopia

#8983ab · ΔE 30.6

Tritanopia

#6bacad · ΔE 5

Achromatopsia

#a5a5a5 · ΔE 20.4

Left half is the original, right half is the simulated appearance. See all 8 vision types →

Code

CSS

background-color: #66b2a8;

Tailwind (arbitrary value)

bg-[#66b2a8]

Related colors

Turquoise #40e0d0

Light Sea Green #20b2aa

Medium Turquoise #48d1cc

Aqua #00ffff

Azure #f0ffff

Dark Cyan #008b8b

Frequently asked questions

#66b2a8 (#66b2a8) is rgb(102, 178, 168) in RGB.

No, #66b2a8 is not one of the 216 web-safe colors — for that, every RGB channel would have to be a multiple of 51.

Related tools

Colors

HEX to RGB Converter

Convert any HEX color code to its RGB and HSL equivalents, live, with copy-to-clipboard values.

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Contrast Checker

Check the WCAG contrast ratio between any two colors, live, with AA/AAA pass-fail results.

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Palette Generator

Generate complementary, analogous, triadic, split-complementary, tetradic, square, and monochromatic palettes from any base color.

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Build something with this color

Generate a full palette from #66b2a8, or check how it holds up for accessibility.

Generate a palette → Check contrast