#646d6d

Color #646d6d

A nearly neutral, gray-leaning medium cyan.

Closest named color Dim Gray #696969 · ΔE 3.71 Nearest Tailwind class mist-500 #67787c · ΔE 5.1

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

Conversions

HEX

#646d6d

RGB

rgb(100, 109, 109)

HSL

hsl(180, 4.3%, 41%)

HSV / HSB

hsv(180, 8.3%, 42.7%)

CMYK

cmyk(8.3%, 0%, 0%, 57.3%)

LAB

lab(45.29, -3.41, -1.17)

LCH

lch(45.29, 3.61, 198.94)

OKLCH

oklch(52.7%, 0.011, 196.95)

HWB

hwb(180, 39.2%, 57.3%)

Harmony colors

Complementary

#6d6464

Analogous

#646d69

#646d6d

#64696d

Triadic

#646d6d

#6d646d

#6d6d64

Split-complementary

#646d6d

#6d6469

#6d6964

Tetradic

#646d6d

#64646d

#6d6464

#6d6d64

Square

#646d6d

#69646d

#6d6464

#696d64

Shades

Color #646d6d mixed toward black.

#535b5b

#434949

#323737

#212424

#111212

Tints

Color #646d6d mixed toward white.

#7c8787

#969f9f

#b1b7b7

#cbcfcf

#e5e7e7

Tones

Color #646d6d mixed toward gray.

#656c6c

#666c6c

#666b6b

#676a6a

#686969

Accessibility

Aa White text on this color

5.32:1

Aa Black text on this color

3.95:1

White text reads better on this background (5.32:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#68686d · ΔE 6.4

Deuteranopia

#67676d · ΔE 6.8

Tritanopia

#646d6d · ΔE 0

Achromatopsia

#6b6b6b · ΔE 4.7

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

Code

CSS

background-color: #646d6d;

Tailwind (arbitrary value)

bg-[#646d6d]

Related colors

Aqua #00ffff

Azure #f0ffff

Dark Cyan #008b8b

Dark Slate Gray #2f4f4f

Light Cyan #e0ffff

Pale Turquoise #afeeee

Frequently asked questions

#646d6d (#646d6d) is rgb(100, 109, 109) in RGB.

No, #646d6d 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 #646d6d, or check how it holds up for accessibility.

Generate a palette → Check contrast