#666288

Color #666288

A muted medium blue.

Closest named color Slate Gray #708090 · ΔE 18.63 Nearest Tailwind class mauve-500 #79697b · ΔE 9

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Conversions

HEX

#666288

RGB

rgb(102, 98, 136)

HSL

hsl(246.3, 16.2%, 45.9%)

HSV / HSB

hsv(246.3, 27.9%, 53.3%)

CMYK

cmyk(25%, 27.9%, 0%, 46.7%)

LAB

lab(43.27, 10.41, -20.46)

LCH

lch(43.27, 22.96, 296.97)

OKLCH

oklch(51.5%, 0.0596, 288.98)

HWB

hwb(246.3, 38.4%, 46.7%)

Harmony colors

Complementary

#848862

Analogous

#627188

#666288

#796288

Triadic

#666288

#886662

#628866

Split-complementary

#666288

#887962

#718862

Tetradic

#666288

#886284

#848862

#628866

Square

#666288

#886271

#848862

#628879

Shades

Color #666288 mixed toward black.

#555271

#44415b

#333144

#22212d

#111017

Tints

Color #666288 mixed toward white.

#7d799f

#9794b2

#b1afc5

#cbcad8

#e5e4ec

Tones

Color #666288 mixed toward gray.

#696585

#6b6882

#6e6c7f

#706f7b

#737278

Accessibility

Aa White text on this color

5.73:1

Aa Black text on this color

3.67:1

White text reads better on this background (5.73:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#646480 · ΔE 3.6

Deuteranopia

#65657e · ΔE 4.7

Tritanopia

#667978 · ΔE 21.6

Achromatopsia

#666666 · ΔE 16.2

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

Code

CSS

background-color: #666288;

Tailwind (arbitrary value)

bg-[#666288]

Related colors

Slate Blue #6a5acd

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#666288 (#666288) is rgb(102, 98, 136) in RGB.

No, #666288 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 #666288, or check how it holds up for accessibility.

Generate a palette → Check contrast