#647ca2

Color #647ca2

A muted medium blue.

Closest named color Steel Blue #4682b4 · ΔE 10.53 Nearest Tailwind class slate-500 #62748e · ΔE 4.7

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Conversions

HEX

#647ca2

RGB

rgb(100, 124, 162)

HSL

hsl(216.8, 25%, 51.4%)

HSV / HSB

hsv(216.8, 38.3%, 63.5%)

CMYK

cmyk(38.3%, 23.5%, 0%, 36.5%)

LAB

lab(51.53, 1.17, -23.11)

LCH

lch(51.53, 23.14, 272.9)

OKLCH

oklch(58.2%, 0.0652, 259.48)

HWB

hwb(216.8, 39.2%, 36.5%)

Harmony colors

Complementary

#a28a64

Analogous

#649ba2

#647ca2

#6b64a2

Triadic

#647ca2

#a2647c

#7ca264

Split-complementary

#647ca2

#a26b64

#9ba264

Tetradic

#647ca2

#8a64a2

#a28a64

#7ca264

Square

#647ca2

#a2649b

#a28a64

#64a26b

Shades

Color #647ca2 mixed toward black.

#526789

#42526d

#313e52

#212937

#10151b

Tints

Color #647ca2 mixed toward white.

#7e92b2

#98a8c1

#b2bed1

#cbd3e0

#e5e9f0

Tones

Color #647ca2 mixed toward gray.

#697d9d

#6e7e98

#748093

#79818d

#7e8288

Accessibility

Aa White text on this color

4.25:1

Aa Black text on this color

4.95:1

Black text reads better on this background (4.95:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#6f6f9a · ΔE 8.7

Deuteranopia

#6e6c98 · ΔE 9.6

Tritanopia

#659392 · ΔE 19.8

Achromatopsia

#7b7b7b · ΔE 15.2

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

Code

CSS

background-color: #647ca2;

Tailwind (arbitrary value)

bg-[#647ca2]

Related colors

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Royal Blue #4169e1

Frequently asked questions

#647ca2 (#647ca2) is rgb(100, 124, 162) in RGB.

No, #647ca2 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 #647ca2, or check how it holds up for accessibility.

Generate a palette → Check contrast