#665a58

Color #665a58

A nearly neutral, gray-leaning dark red.

Closest named color Dim Gray #696969 · ΔE 7.39 Nearest Tailwind class taupe-600 #5b4f4b · ΔE 4.1

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Conversions

HEX

#665a58

RGB

rgb(102, 90, 88)

HSL

hsl(8.6, 7.4%, 37.3%)

HSV / HSB

hsv(8.6, 13.7%, 40%)

CMYK

cmyk(0%, 11.8%, 13.7%, 60%)

LAB

lab(39.31, 4.48, 2.93)

LCH

lch(39.31, 5.35, 33.19)

OKLCH

oklch(47.9%, 0.016, 29.12)

HWB

hwb(8.6, 34.5%, 60%)

Harmony colors

Complementary

#586466

Analogous

#66585d

#665a58

#666158

Triadic

#665a58

#58665a

#5a5866

Split-complementary

#665a58

#586661

#585d66

Tetradic

#665a58

#646658

#586466

#5a5866

Square

#665a58

#5d6658

#586466

#615866

Shades

Color #665a58 mixed toward black.

#554b49

#443c3b

#332d2c

#221e1d

#110f0f

Tints

Color #665a58 mixed toward white.

#837371

#9c8f8d

#b5aba9

#cec7c6

#e6e3e2

Tones

Color #665a58 mixed toward gray.

#655b59

#645c5a

#635d5c

#615d5d

#605e5e

Accessibility

Aa White text on this color

6.63:1

Aa Black text on this color

3.17:1

White text reads better on this background (6.63:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#616158 · ΔE 9.2

Deuteranopia

#626359 · ΔE 10.2

Tritanopia

#655959 · ΔE 1.2

Achromatopsia

#5d5d5d · ΔE 6.3

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

Code

CSS

background-color: #665a58;

Tailwind (arbitrary value)

bg-[#665a58]

Related colors

Tomato #ff6347

Salmon #fa8072

Misty Rose #ffe4e1

Dark Salmon #e9967a

Coral #ff7f50

Orange Red #ff4500

Frequently asked questions

#665a58 (#665a58) is rgb(102, 90, 88) in RGB.

No, #665a58 is not one of the 216 web-safe colors — for that, every RGB channel would have to be a multiple of 51.

Related tools

Colors

HEX to RGB Converter

Convert any HEX color code to its RGB and HSL equivalents, live, with copy-to-clipboard values.

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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 #665a58, or check how it holds up for accessibility.

Generate a palette → Check contrast