#646f9c

Color #646f9c

A muted medium blue.

Closest named color Steel Blue #4682b4 · ΔE 13.95 Nearest Tailwind class slate-500 #62748e · ΔE 6.3

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

Conversions

HEX

#646f9c

RGB

rgb(100, 111, 156)

HSL

hsl(228.2, 22%, 50.2%)

HSV / HSB

hsv(228.2, 35.9%, 61.2%)

CMYK

cmyk(35.9%, 28.8%, 0%, 38.8%)

LAB

lab(47.6, 7.26, -25.68)

LCH

lch(47.6, 26.69, 285.79)

OKLCH

oklch(55.1%, 0.0715, 273.29)

HWB

hwb(228.2, 39.2%, 38.8%)

Harmony colors

Complementary

#9c9164

Analogous

#648b9c

#646f9c

#75649c

Triadic

#646f9c

#9c646f

#6f9c64

Split-complementary

#646f9c

#9c7564

#8b9c64

Tetradic

#646f9c

#91649c

#9c9164

#6f9c64

Square

#646f9c

#9c648b

#9c9164

#649c75

Shades

Color #646f9c mixed toward black.

#535c82

#434a68

#32374e

#212534

#11121a

Tints

Color #646f9c mixed toward white.

#7e87ac

#989fbd

#b2b7cd

#cbcfde

#e5e7ee

Tones

Color #646f9c mixed toward gray.

#697297

#6d7593

#72788e

#777a89

#7b7d85

Accessibility

Aa White text on this color

4.89:1

Aa Black text on this color

4.3:1

White text reads better on this background (4.89:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#696993 · ΔE 4.1

Deuteranopia

#686790 · ΔE 4.8

Tritanopia

#658b89 · ΔE 23.4

Achromatopsia

#717171 · ΔE 17.1

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

Code

CSS

background-color: #646f9c;

Tailwind (arbitrary value)

bg-[#646f9c]

Related colors

Royal Blue #4169e1

Cornflower Blue #6495ed

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Frequently asked questions

#646f9c (#646f9c) is rgb(100, 111, 156) in RGB.

No, #646f9c 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 #646f9c, or check how it holds up for accessibility.

Generate a palette → Check contrast