#677d9e

Color #677d9e

A muted medium blue.

Closest named color Slate Gray #708090 · ΔE 10.06 Nearest Tailwind class slate-500 #62748e · ΔE 4.1

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Conversions

HEX

#677d9e

RGB

rgb(103, 125, 158)

HSL

hsl(216, 22.1%, 51.2%)

HSV / HSB

hsv(216, 34.8%, 62%)

CMYK

cmyk(34.8%, 20.9%, 0%, 38%)

LAB

lab(51.86, 0.36, -20.27)

LCH

lch(51.86, 20.27, 271.02)

OKLCH

oklch(58.5%, 0.0572, 258.4)

HWB

hwb(216, 40.4%, 38%)

Harmony colors

Complementary

#9e8867

Analogous

#67999e

#677d9e

#6d679e

Triadic

#677d9e

#9e677d

#7d9e67

Split-complementary

#677d9e

#9e6d67

#999e67

Tetradic

#677d9e

#88679e

#9e8867

#7d9e67

Square

#677d9e

#9e6799

#9e8867

#679e6d

Shades

Color #677d9e mixed toward black.

#556885

#44536a

#333e50

#222a35

#11151b

Tints

Color #677d9e mixed toward white.

#8093ae

#9aa8be

#b3becf

#ccd4df

#e6e9ef

Tones

Color #677d9e mixed toward gray.

#6c7e99

#707f95

#758090

#79818c

#7e8287

Accessibility

Aa White text on this color

4.2:1

Aa Black text on this color

5:1

Black text reads better on this background (5:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#717197 · ΔE 8.9

Deuteranopia

#706e95 · ΔE 9.9

Tritanopia

#689190 · ΔE 18.2

Achromatopsia

#7c7c7c · ΔE 13.9

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

Code

CSS

background-color: #677d9e;

Tailwind (arbitrary value)

bg-[#677d9e]

Related colors

Light Steel Blue #b0c4de

Cornflower Blue #6495ed

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Alice Blue #f0f8ff

Frequently asked questions

#677d9e (#677d9e) is rgb(103, 125, 158) in RGB.

No, #677d9e 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 #677d9e, or check how it holds up for accessibility.

Generate a palette → Check contrast