#646866

Color #646866

A nearly neutral, gray-leaning medium green.

Closest named color Dim Gray #696969 · ΔE 2.2 Nearest Tailwind class neutral-500 #737373 · ΔE 5.4

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Conversions

HEX

#646866

RGB

rgb(100, 104, 102)

HSL

hsl(150, 2%, 40%)

HSV / HSB

hsv(150, 3.8%, 40.8%)

CMYK

cmyk(3.8%, 0%, 1.9%, 59.2%)

LAB

lab(43.61, -1.96, 0.59)

LCH

lch(43.61, 2.05, 163.25)

OKLCH

oklch(51.3%, 0.0058, 165)

HWB

hwb(150, 39.2%, 59.2%)

Harmony colors

Complementary

#686466

Analogous

#646864

#646866

#646868

Triadic

#646866

#666468

#686664

Split-complementary

#646866

#686468

#686464

Tetradic

#646866

#646668

#686466

#686664

Square

#646866

#646468

#686466

#686864

Shades

Color #646866 mixed toward black.

#535755

#434544

#323433

#212322

#111111

Tints

Color #646866 mixed toward white.

#7d8280

#979b99

#b1b4b3

#cbcdcc

#e5e6e6

Tones

Color #646866 mixed toward gray.

#646866

#656766

#666666

Accessibility

Aa White text on this color

5.65:1

Aa Black text on this color

3.71:1

White text reads better on this background (5.65:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#666666 · ΔE 2.8

Deuteranopia

#666567 · ΔE 4.3

Tritanopia

#646767 · ΔE 1.5

Achromatopsia

#676767 · ΔE 2.8

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

Code

CSS

background-color: #646866;

Tailwind (arbitrary value)

bg-[#646866]

Related colors

Mint Cream #f5fffa

Spring Green #00ff7f

Medium Sea Green #3cb371

Sea Green #2e8b57

Medium Spring Green #00fa9a

Medium Aquamarine #66cdaa

Frequently asked questions

#646866 (#646866) is rgb(100, 104, 102) in RGB.

No, #646866 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.

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Build something with this color

Generate a full palette from #646866, or check how it holds up for accessibility.

Generate a palette → Check contrast