#646664

Color #646664

A nearly neutral, gray-leaning dark green.

Closest named color Dim Gray #696969 · ΔE 2.06 Nearest Tailwind class neutral-500 #737373 · ΔE 5.6

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

Conversions

HEX

#646664

RGB

rgb(100, 102, 100)

HSL

hsl(120, 1%, 39.6%)

HSV / HSB

hsv(120, 2%, 40%)

CMYK

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

LAB

lab(42.96, -1.19, 0.86)

LCH

lch(42.96, 1.47, 144.14)

OKLCH

oklch(50.8%, 0.004, 146.31)

HWB

hwb(120, 39.2%, 60%)

Harmony colors

Complementary

#666466

Analogous

#656664

#646664

#646665

Triadic

#646664

#646466

#666464

Split-complementary

#646664

#656466

#666465

Tetradic

#646664

#646666

#666466

#666464

Square

#646664

#646566

#666466

#666564

Shades

Color #646664 mixed toward black.

#535553

#434443

#323332

#212221

#111111

Tints

Color #646664 mixed toward white.

#7d807d

#979997

#b1b3b1

#cbcccb

#e5e6e5

Tones

Color #646664 mixed toward gray.

#646664

#646564

#656565

Accessibility

Aa White text on this color

5.79:1

Aa Black text on this color

3.63:1

White text reads better on this background (5.79:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#656564 · ΔE 1.4

Deuteranopia

#656565 · ΔE 1.9

Tritanopia

#646565 · ΔE 1.5

Achromatopsia

#656565 · ΔE 1.9

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

Code

CSS

background-color: #646664;

Tailwind (arbitrary value)

bg-[#646664]

Related colors

Forest Green #228b22

Mint Green #98ff98

Dark Green #006400

Dark Sea Green #8fbc8f

Green #008000

Honeydew #f0fff0

Frequently asked questions

#646664 (#646664) is rgb(100, 102, 100) in RGB.

No, #646664 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.

Try it →

Build something with this color

Generate a full palette from #646664, or check how it holds up for accessibility.

Generate a palette → Check contrast