#666572

Color #666572

A nearly neutral, gray-leaning medium blue.

Closest named color Dim Gray #696969 · ΔE 7.92 Nearest Tailwind class zinc-500 #71717b · ΔE 4.8

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Conversions

HEX

#666572

RGB

rgb(102, 101, 114)

HSL

hsl(244.6, 6%, 42.2%)

HSV / HSB

hsv(244.6, 11.4%, 44.7%)

CMYK

cmyk(10.5%, 11.4%, 0%, 55.3%)

LAB

lab(43.28, 3.21, -7.15)

LCH

lch(43.28, 7.84, 294.18)

OKLCH

oklch(51.2%, 0.0203, 289.24)

HWB

hwb(244.6, 39.6%, 55.3%)

Harmony colors

Complementary

#717265

Analogous

#656b72

#666572

#6d6572

Triadic

#666572

#726665

#657266

Split-complementary

#666572

#726d65

#6b7265

Tetradic

#666572

#726571

#717265

#657266

Square

#666572

#72656b

#717265

#65726d

Shades

Color #666572 mixed toward black.

#55545f

#44434c

#333339

#222226

#111113

Tints

Color #666572 mixed toward white.

#7e7d8c

#9897a3

#b2b1ba

#cbcbd1

#e5e5e8

Tones

Color #666572 mixed toward gray.

#676671

#686770

#69686f

#6a696e

#6b6b6d

Accessibility

Aa White text on this color

5.72:1

Aa Black text on this color

3.67:1

White text reads better on this background (5.72:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#66666f · ΔE 2.2

Deuteranopia

#66666e · ΔE 2.7

Tritanopia

#666d6c · ΔE 10

Achromatopsia

#666666 · ΔE 7.2

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

Code

CSS

background-color: #666572;

Tailwind (arbitrary value)

bg-[#666572]

Related colors

Slate Blue #6a5acd

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#666572 (#666572) is rgb(102, 101, 114) in RGB.

No, #666572 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.

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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 #666572, or check how it holds up for accessibility.

Generate a palette → Check contrast