#57647b

Color #57647b

A muted medium blue.

Closest named color Slate Gray #708090 · ΔE 11.8 Nearest Tailwind class slate-600 #45556c · ΔE 5.7

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

Conversions

HEX

#57647b

RGB

rgb(87, 100, 123)

HSL

hsl(218.3, 17.1%, 41.2%)

HSV / HSB

hsv(218.3, 29.3%, 48.2%)

CMYK

cmyk(29.3%, 18.7%, 0%, 51.8%)

LAB

lab(42.11, 0.8, -14.49)

LCH

lch(42.11, 14.51, 273.16)

OKLCH

oklch(50.1%, 0.0402, 261.85)

HWB

hwb(218.3, 34.1%, 51.8%)

Harmony colors

Complementary

#7b6e57

Analogous

#57767b

#57647b

#5c577b

Triadic

#57647b

#7b5764

#647b57

Split-complementary

#57647b

#7b5c57

#767b57

Tetradic

#57647b

#6e577b

#7b6e57

#647b57

Square

#57647b

#7b5776

#7b6e57

#577b5c

Shades

Color #57647b mixed toward black.

#495367

#3a4352

#2c323e

#1d2129

#0f1115

Tints

Color #57647b mixed toward white.

#6d7c97

#8a96ac

#a7b0c1

#c4cbd6

#e2e5ea

Tones

Color #57647b mixed toward gray.

#5a6578

#5d6675

#606772

#63676f

#66686c

Accessibility

Aa White text on this color

5.98:1

Aa Black text on this color

3.51:1

White text reads better on this background (5.98:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#5d5d76 · ΔE 6.5

Deuteranopia

#5c5b75 · ΔE 7.2

Tritanopia

#587271 · ΔE 14.9

Achromatopsia

#636363 · ΔE 11

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

Code

CSS

background-color: #57647b;

Tailwind (arbitrary value)

bg-[#57647b]

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

#57647b (#57647b) is rgb(87, 100, 123) in RGB.

No, #57647b 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 #57647b, or check how it holds up for accessibility.

Generate a palette → Check contrast