#66a0aa

Color #66a0aa

A muted medium cyan.

Closest named color Cadet Blue #5f9ea0 · ΔE 5.23 Nearest Tailwind class cyan-500 #00b8db · ΔE 10.5

Open in Palette generator Color wheel Color mixer Contrast checker Blindness simulator Gradient

Conversions

HEX

#66a0aa

RGB

rgb(102, 160, 170)

HSL

hsl(188.8, 28.6%, 53.3%)

HSV / HSB

hsv(188.8, 40%, 66.7%)

CMYK

cmyk(40%, 5.9%, 0%, 33.3%)

LAB

lab(62.4, -16.26, -11.17)

LCH

lch(62.4, 19.73, 214.49)

OKLCH

oklch(67%, 0.0622, 209.57)

HWB

hwb(188.8, 40%, 33.3%)

Harmony colors

Complementary

#aa7066

Analogous

#66aa92

#66a0aa

#667eaa

Triadic

#66a0aa

#aa66a0

#a0aa66

Split-complementary

#66a0aa

#aa667e

#aa9266

Tetradic

#66a0aa

#7066aa

#aa7066

#a0aa66

Square

#66a0aa

#9266aa

#aa7066

#7eaa66

Shades

Color #66a0aa mixed toward black.

#518892

#416d75

#315257

#20363a

#101b1d

Tints

Color #66a0aa mixed toward white.

#7fb0b8

#99c0c6

#b2cfd4

#ccdfe3

#e5eff1

Tones

Color #66a0aa mixed toward gray.

#6c9ca4

#71989f

#779499

#7d9093

#828c8e

Accessibility

Aa White text on this color

2.93:1

Aa Black text on this color

7.17:1

Black text reads better on this background (7.17:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#8384a8 · ΔE 22.9

Deuteranopia

#807ba7 · ΔE 25.2

Tritanopia

#6aa6a5 · ΔE 5.1

Achromatopsia

#979797 · ΔE 16.6

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

Code

CSS

background-color: #66a0aa;

Tailwind (arbitrary value)

bg-[#66a0aa]

Related colors

Powder Blue #b0e0e6

Light Blue #add8e6

Deep Sky Blue #00bfff

Cadet Blue #5f9ea0

Dark Turquoise #00ced1

Sky Blue #87ceeb

Frequently asked questions

#66a0aa (#66a0aa) is rgb(102, 160, 170) in RGB.

No, #66a0aa is not web-safe. The nearest web-safe colors are among its tones and shades below.

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 #66a0aa, or check how it holds up for accessibility.

Generate a palette → Check contrast