#646e66

Color #646e66

A nearly neutral, gray-leaning medium green.

Closest named color Dim Gray #696969 · ΔE 6.41 Nearest Tailwind class mist-500 #67787c · ΔE 7.6

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Conversions

HEX

#646e66

RGB

rgb(100, 110, 102)

HSL

hsl(132, 4.8%, 41.2%)

HSV / HSB

hsv(132, 9.1%, 43.1%)

CMYK

cmyk(9.1%, 0%, 7.3%, 56.9%)

LAB

lab(45.39, -5.48, 3.17)

LCH

lch(45.39, 6.33, 149.95)

OKLCH

oklch(52.7%, 0.0173, 151.36)

HWB

hwb(132, 39.2%, 56.9%)

Harmony colors

Complementary

#6e646c

Analogous

#676e64

#646e66

#646e6b

Triadic

#646e66

#66646e

#6e6664

Split-complementary

#646e66

#6b646e

#6e6467

Tetradic

#646e66

#646c6e

#6e646c

#6e6664

Square

#646e66

#64676e

#6e646c

#6e6b64

Shades

Color #646e66 mixed toward black.

#535c55

#434944

#323733

#212522

#111211

Tints

Color #646e66 mixed toward white.

#7c887e

#96a098

#b0b8b2

#cbcfcc

#e5e7e5

Tones

Color #646e66 mixed toward gray.

#656d67

#666c67

#676c68

#676b68

#686a69

Accessibility

Aa White text on this color

5.3:1

Aa Black text on this color

3.96:1

White text reads better on this background (5.3:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#686968 · ΔE 6.5

Deuteranopia

#686768 · ΔE 8.5

Tritanopia

#656a6a · ΔE 5.5

Achromatopsia

#6b6b6b · ΔE 7.4

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

Code

CSS

background-color: #646e66;

Tailwind (arbitrary value)

bg-[#646e66]

Related colors

Forest Green #228b22

Mint Green #98ff98

Dark Green #006400

Dark Sea Green #8fbc8f

Green #008000

Honeydew #f0fff0

Frequently asked questions

#646e66 (#646e66) is rgb(100, 110, 102) in RGB.

No, #646e66 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.

Try it → Accessibility

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.

Try it →

Build something with this color

Generate a full palette from #646e66, or check how it holds up for accessibility.

Generate a palette → Check contrast