#66777b

Color #66777b

A nearly neutral, gray-leaning medium cyan.

Closest named color Slate Gray #708090 · ΔE 8.11 Nearest Tailwind class mist-500 #67787c · ΔE 0.4

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Conversions

HEX

#66777b

RGB

rgb(102, 119, 123)

HSL

hsl(191.4, 9.3%, 44.1%)

HSV / HSB

hsv(191.4, 17.1%, 48.2%)

CMYK

cmyk(17.1%, 3.3%, 0%, 51.8%)

LAB

lab(48.82, -5.34, -4.3)

LCH

lch(48.82, 6.86, 218.84)

OKLCH

oklch(55.7%, 0.0211, 213.39)

HWB

hwb(191.4, 40%, 51.8%)

Harmony colors

Complementary

#7b6a66

Analogous

#667b74

#66777b

#666c7b

Triadic

#66777b

#7b6677

#777b66

Split-complementary

#66777b

#7b666c

#7b7466

Tetradic

#66777b

#6a667b

#7b6a66

#777b66

Square

#66777b

#74667b

#7b6a66

#6c7b66

Shades

Color #66777b mixed toward black.

#556366

#444f52

#333b3d

#222829

#111414

Tints

Color #66777b mixed toward white.

#7d8f93

#97a5a9

#b1bcbe

#cbd2d4

#e5e9e9

Tones

Color #66777b mixed toward gray.

#687679

#697577

#6b7476

#6d7374

#6f7272

Accessibility

Aa White text on this color

4.68:1

Aa Black text on this color

4.49:1

White text reads better on this background (4.68:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#6e6e7a · ΔE 10.6

Deuteranopia

#6d6b7a · ΔE 12.7

Tritanopia

#677979 · ΔE 2.4

Achromatopsia

#747474 · ΔE 7.5

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

Code

CSS

background-color: #66777b;

Tailwind (arbitrary value)

bg-[#66777b]

Related colors

Light Blue #add8e6

Deep Sky Blue #00bfff

Powder Blue #b0e0e6

Sky Blue #87ceeb

Cadet Blue #5f9ea0

Dark Turquoise #00ced1

Frequently asked questions

#66777b (#66777b) is rgb(102, 119, 123) in RGB.

No, #66777b 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 #66777b, or check how it holds up for accessibility.

Generate a palette → Check contrast