#666b6a

Color #666b6a

A nearly neutral, gray-leaning medium green.

Closest named color Dim Gray #696969 · ΔE 2.16 Nearest Tailwind class neutral-500 #737373 · ΔE 4.6

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

Conversions

HEX

#666b6a

RGB

rgb(102, 107, 106)

HSL

hsl(168, 2.4%, 41%)

HSV / HSB

hsv(168, 4.7%, 42%)

CMYK

cmyk(4.7%, 0%, 0.9%, 58%)

LAB

lab(44.77, -2.13, -0.11)

LCH

lch(44.77, 2.13, 182.96)

OKLCH

oklch(52.3%, 0.0063, 182.73)

HWB

hwb(168, 40%, 58%)

Harmony colors

Complementary

#6b6667

Analogous

#666b68

#666b6a

#666a6b

Triadic

#666b6a

#6a666b

#6b6a66

Split-complementary

#666b6a

#6b666a

#6b6866

Tetradic

#666b6a

#66676b

#6b6667

#6b6a66

Square

#666b6a

#68666b

#6b6667

#6a6b66

Shades

Color #666b6a mixed toward black.

#555958

#444747

#333635

#222423

#111212

Tints

Color #666b6a mixed toward white.

#7f8583

#989d9c

#b2b6b5

#cccece

#e5e7e6

Tones

Color #666b6a mixed toward gray.

#666b6a

#676a6a

#676a69

#686969

Accessibility

Aa White text on this color

5.42:1

Aa Black text on this color

3.88:1

White text reads better on this background (5.42:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#68686a · ΔE 3.8

Deuteranopia

#68686a · ΔE 3.8

Tritanopia

#666a6a · ΔE 0.9

Achromatopsia

#6a6a6a · ΔE 3

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

Code

CSS

background-color: #666b6a;

Tailwind (arbitrary value)

bg-[#666b6a]

Related colors

Turquoise #40e0d0

Aquamarine #7fffd4

Medium Aquamarine #66cdaa

Light Sea Green #20b2aa

Medium Turquoise #48d1cc

Medium Spring Green #00fa9a

Frequently asked questions

#666b6a (#666b6a) is rgb(102, 107, 106) in RGB.

No, #666b6a 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 #666b6a, or check how it holds up for accessibility.

Generate a palette → Check contrast