#557687

Color #557687

A muted medium blue.

Closest named color Slate Gray #708090 · ΔE 7.59 Nearest Tailwind class mist-500 #67787c · ΔE 6.4

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

Conversions

HEX

#557687

RGB

rgb(85, 118, 135)

HSL

hsl(200.4, 22.7%, 43.1%)

HSV / HSB

hsv(200.4, 37%, 52.9%)

CMYK

cmyk(37%, 12.6%, 0%, 47.1%)

LAB

lab(47.8, -7.24, -13.05)

LCH

lch(47.8, 14.92, 240.98)

OKLCH

oklch(54.7%, 0.0461, 231.07)

HWB

hwb(200.4, 33.3%, 47.1%)

Harmony colors

Complementary

#876655

Analogous

#55877f

#557687

#555d87

Triadic

#557687

#875576

#768755

Split-complementary

#557687

#87555d

#877f55

Tetradic

#557687

#665587

#876655

#768755

Square

#557687

#7f5587

#876655

#5d8755

Shades

Color #557687 mixed toward black.

#476270

#394f5a

#2a3b43

#1c272d

#0e1416

Tints

Color #557687 mixed toward white.

#6b8fa2

#88a5b4

#a6bcc7

#c4d2da

#e1e9ec

Tones

Color #557687 mixed toward gray.

#597583

#5d737f

#61727a

#667176

#6a6f72

Accessibility

Aa White text on this color

4.85:1

Aa Black text on this color

4.33:1

White text reads better on this background (4.85:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#656583 · ΔE 16.3

Deuteranopia

#636082 · ΔE 18.1

Tritanopia

#57807f · ΔE 10.3

Achromatopsia

#717171 · ΔE 12.3

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

Code

CSS

background-color: #557687;

Tailwind (arbitrary value)

bg-[#557687]

Related colors

Light Sky Blue #87cefa

Sky Blue #87ceeb

Charcoal #36454f

Deep Sky Blue #00bfff

Light Blue #add8e6

Steel Blue #4682b4

Frequently asked questions

#557687 (#557687) is rgb(85, 118, 135) in RGB.

No, #557687 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.

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.

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Build something with this color

Generate a full palette from #557687, or check how it holds up for accessibility.

Generate a palette → Check contrast