#4d577c

Color #4d577c

A muted dark blue.

Closest named color Charcoal #36454f · ΔE 19.24 Nearest Tailwind class slate-600 #45556c · ΔE 6.2

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Conversions

HEX

#4d577c

RGB

rgb(77, 87, 124)

HSL

hsl(227.2, 23.4%, 39.4%)

HSV / HSB

hsv(227.2, 37.9%, 48.6%)

CMYK

cmyk(37.9%, 29.8%, 0%, 51.4%)

LAB

lab(37.57, 5.97, -22.14)

LCH

lch(37.57, 22.93, 285.09)

OKLCH

oklch(46.4%, 0.0616, 272.23)

HWB

hwb(227.2, 30.2%, 51.4%)

Harmony colors

Complementary

#7c724d

Analogous

#4d6f7c

#4d577c

#5a4d7c

Triadic

#4d577c

#7c4d57

#577c4d

Split-complementary

#4d577c

#7c5a4d

#6f7c4d

Tetradic

#4d577c

#724d7c

#7c724d

#577c4d

Square

#4d577c

#7c4d6f

#7c724d

#4d7c5a

Shades

Color #4d577c mixed toward black.

#404867

#333a53

#262b3e

#1a1d29

#0d0e15

Tints

Color #4d577c mixed toward white.

#616d9c

#808ab0

#a0a7c4

#bfc5d8

#dfe2eb

Tones

Color #4d577c mixed toward gray.

#515978

#555b74

#595e70

#5d606c

#616268

Accessibility

Aa White text on this color

7.07:1

Aa Black text on this color

2.97:1

White text reads better on this background (7.07:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#525274 · ΔE 3.9

Deuteranopia

#515072 · ΔE 4.5

Tritanopia

#4e6e6c · ΔE 21.7

Achromatopsia

#585858 · ΔE 15.5

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

Code

CSS

background-color: #4d577c;

Tailwind (arbitrary value)

bg-[#4d577c]

Related colors

Royal Blue #4169e1

Cornflower Blue #6495ed

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Frequently asked questions

#4d577c (#4d577c) is rgb(77, 87, 124) in RGB.

No, #4d577c 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 #4d577c, or check how it holds up for accessibility.

Generate a palette → Check contrast