#646660

Color #646660

A nearly neutral, gray-leaning dark green.

Closest named color Dim Gray #696969 · ΔE 4.03 Nearest Tailwind class olive-600 #5b5b4b · ΔE 6.4

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

Conversions

HEX

#646660

RGB

rgb(100, 102, 96)

HSL

hsl(80, 3%, 38.8%)

HSV / HSB

hsv(80, 5.9%, 40%)

CMYK

cmyk(2%, 0%, 5.9%, 60%)

LAB

lab(42.85, -2.01, 3.12)

LCH

lch(42.85, 3.71, 122.79)

OKLCH

oklch(50.7%, 0.0097, 121.88)

HWB

hwb(80, 37.6%, 60%)

Harmony colors

Complementary

#626066

Analogous

#666560

#646660

#616660

Triadic

#646660

#606466

#666064

Split-complementary

#646660

#606166

#656066

Tetradic

#646660

#606662

#626066

#666064

Square

#646660

#606665

#626066

#666061

Shades

Color #646660 mixed toward black.

#535550

#434440

#323330

#212220

#111110

Tints

Color #646660 mixed toward white.

#7e8179

#989a94

#b2b3af

#cccdc9

#e5e6e4

Tones

Color #646660 mixed toward gray.

#646560

#646561

#636461

#636462

#636362

Accessibility

Aa White text on this color

5.82:1

Aa Black text on this color

3.61:1

White text reads better on this background (5.82:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#656561 · ΔE 1.8

Deuteranopia

#656562 · ΔE 2.2

Tritanopia

#646363 · ΔE 4.4

Achromatopsia

#656565 · ΔE 4

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

Code

CSS

background-color: #646660;

Tailwind (arbitrary value)

bg-[#646660]

Related colors

Yellow Green #9acd32

Olive Drab #6b8e23

Dark Olive Green #556b2f

Green Yellow #adff2f

Chartreuse #7fff00

Lawn Green #7cfc00

Frequently asked questions

#646660 (#646660) is rgb(100, 102, 96) in RGB.

No, #646660 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.

Try it → Generators

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 #646660, or check how it holds up for accessibility.

Generate a palette → Check contrast