#666161

Color #666161

A nearly neutral, gray-leaning dark red.

Closest named color Dim Gray #696969 · ΔE 3.52 Nearest Tailwind class neutral-600 #525252 · ΔE 6.4

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

Conversions

HEX

#666161

RGB

rgb(102, 97, 97)

HSL

hsl(0, 2.5%, 39%)

HSV / HSB

hsv(0, 4.9%, 40%)

CMYK

cmyk(0%, 4.9%, 4.9%, 60%)

LAB

lab(41.59, 1.98, 0.71)

LCH

lch(41.59, 2.1, 19.73)

OKLCH

oklch(49.7%, 0.0064, 17.3)

HWB

hwb(0, 38%, 60%)

Harmony colors

Complementary

#616666

Analogous

#666163

#666161

#666361

Triadic

#666161

#616661

#616166

Split-complementary

#666161

#616663

#616366

Tetradic

#666161

#666661

#616666

#616166

Square

#666161

#636661

#616666

#636166

Shades

Color #666161 mixed toward black.

#555151

#444141

#333030

#222020

#111010

Tints

Color #666161 mixed toward white.

#817a7a

#9a9595

#b3afaf

#cccaca

#e6e4e4

Tones

Color #666161 mixed toward gray.

#666161

#656262

#646363

Accessibility

Aa White text on this color

6.09:1

Aa Black text on this color

3.45:1

White text reads better on this background (6.09:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#646461 · ΔE 4

Deuteranopia

#646561 · ΔE 4.9

Tritanopia

#666161 · ΔE 0

Achromatopsia

#626262 · ΔE 2.9

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

Code

CSS

background-color: #666161;

Tailwind (arbitrary value)

bg-[#666161]

Related colors

Red #ff0000

Maroon #800000

Black #000000

Brown #a52a2a

Dark Gray #a9a9a9

Dark Red #8b0000

Frequently asked questions

#666161 (#666161) is rgb(102, 97, 97) in RGB.

No, #666161 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 #666161, or check how it holds up for accessibility.

Generate a palette → Check contrast