#66a6b2

Color #66a6b2

A muted medium cyan.

Closest named color Cadet Blue #5f9ea0 · ΔE 6.59 Nearest Tailwind class cyan-500 #00b8db · ΔE 8.9

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

Conversions

HEX

#66a6b2

RGB

rgb(102, 166, 178)

HSL

hsl(189.5, 33%, 54.9%)

HSV / HSB

hsv(189.5, 42.7%, 69.8%)

CMYK

cmyk(42.7%, 6.7%, 0%, 30.2%)

LAB

lab(64.41, -17.31, -12.63)

LCH

lch(64.41, 21.43, 216.12)

OKLCH

oklch(68.7%, 0.0678, 210.76)

HWB

hwb(189.5, 40%, 30.2%)

Harmony colors

Complementary

#b27266

Analogous

#66b298

#66a6b2

#6680b2

Triadic

#66a6b2

#b266a6

#a6b266

Split-complementary

#66a6b2

#b26680

#b29866

Tetradic

#66a6b2

#7266b2

#b27266

#a6b266

Square

#66a6b2

#9866b2

#b27266

#80b266

Shades

Color #66a6b2 mixed toward black.

#4e8f9b

#3f727c

#2f565d

#1f393e

#101d1f

Tints

Color #66a6b2 mixed toward white.

#80b5bf

#99c4cc

#b3d2d8

#cce1e5

#e6f0f2

Tones

Color #66a6b2 mixed toward gray.

#6ca2ac

#739da5

#79999f

#7f9599

#869092

Accessibility

Aa White text on this color

2.74:1

Aa Black text on this color

7.66:1

Black text reads better on this background (7.66:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#8787af · ΔE 23.7

Deuteranopia

#837eaf · ΔE 25.2

Tritanopia

#6aadac · ΔE 5.9

Achromatopsia

#9c9c9c · ΔE 17.4

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

Code

CSS

background-color: #66a6b2;

Tailwind (arbitrary value)

bg-[#66a6b2]

Related colors

Powder Blue #b0e0e6

Light Blue #add8e6

Deep Sky Blue #00bfff

Cadet Blue #5f9ea0

Sky Blue #87ceeb

Dark Turquoise #00ced1

Frequently asked questions

#66a6b2 (#66a6b2) is rgb(102, 166, 178) in RGB.

No, #66a6b2 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

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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 #66a6b2, or check how it holds up for accessibility.

Generate a palette → Check contrast