#678ac5

Color #678ac5

A moderately saturated medium blue.

Closest named color Steel Blue #4682b4 · ΔE 9.57 Nearest Tailwind class blue-500 #2b7fff · ΔE 7.2

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Conversions

HEX

#678ac5

RGB

rgb(103, 138, 197)

HSL

hsl(217.7, 44.8%, 58.8%)

HSV / HSB

hsv(217.7, 47.7%, 77.3%)

CMYK

cmyk(47.7%, 29.9%, 0%, 22.7%)

LAB

lab(57.16, 3.96, -34.43)

LCH

lch(57.16, 34.66, 276.56)

OKLCH

oklch(63.2%, 0.0978, 260.53)

HWB

hwb(217.7, 40.4%, 22.7%)

Harmony colors

Complementary

#c5a267

Analogous

#67b9c5

#678ac5

#7367c5

Triadic

#678ac5

#c5678a

#8ac567

Split-complementary

#678ac5

#c57367

#b9c567

Tetradic

#678ac5

#a267c5

#c5a267

#8ac567

Square

#678ac5

#c567b9

#c5a267

#67c573

Shades

Color #678ac5 mixed toward black.

#456fb5

#375891

#29426d

#1c2c48

#0e1624

Tints

Color #678ac5 mixed toward white.

#809dcf

#9ab1d8

#b3c4e2

#ccd8ec

#e6ebf5

Tones

Color #678ac5 mixed toward gray.

#6f8cbd

#778eb5

#7e90ad

#8692a6

#8e949e

Accessibility

Aa White text on this color

3.49:1

Aa Black text on this color

6.02:1

Black text reads better on this background (6.02:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#7878b9 · ΔE 9.6

Deuteranopia

#7673b6 · ΔE 11

Tritanopia

#69afac · ΔE 24.8

Achromatopsia

#898989 · ΔE 19.5

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

Code

CSS

background-color: #678ac5;

Tailwind (arbitrary value)

bg-[#678ac5]

Related colors

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Royal Blue #4169e1

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Frequently asked questions

#678ac5 (#678ac5) is rgb(103, 138, 197) in RGB.

No, #678ac5 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 #678ac5, or check how it holds up for accessibility.

Generate a palette → Check contrast