#577fc0

Color #577fc0

A moderately saturated medium blue.

Closest named color Steel Blue #4682b4 · ΔE 11.07 Nearest Tailwind class blue-500 #2b7fff · ΔE 6.3

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

Conversions

HEX

#577fc0

RGB

rgb(87, 127, 192)

HSL

hsl(217.1, 45.5%, 54.7%)

HSV / HSB

hsv(217.1, 54.7%, 75.3%)

CMYK

cmyk(54.7%, 33.9%, 0%, 24.7%)

LAB

lab(52.96, 5.18, -38.24)

LCH

lch(52.96, 38.59, 277.71)

OKLCH

oklch(59.6%, 0.1096, 259.76)

HWB

hwb(217.1, 34.1%, 24.7%)

Harmony colors

Complementary

#c09857

Analogous

#57b4c0

#577fc0

#6357c0

Triadic

#577fc0

#c0577f

#7fc057

Split-complementary

#577fc0

#c06357

#b4c057

Tetradic

#577fc0

#9857c0

#c09857

#7fc057

Square

#577fc0

#c057b4

#c09857

#57c063

Shades

Color #577fc0 mixed toward black.

#3f68a9

#335387

#263e65

#192944

#0d1522

Tints

Color #577fc0 mixed toward white.

#7394cb

#8faad5

#abbfe0

#c7d4ea

#e3eaf5

Tones

Color #577fc0 mixed toward gray.

#6081b7

#6883af

#7185a6

#7a879d

#838994

Accessibility

Aa White text on this color

4.04:1

Aa Black text on this color

5.2:1

Black text reads better on this background (5.2:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#6b6bb3 · ΔE 10.5

Deuteranopia

#6865b0 · ΔE 12.1

Tritanopia

#5aa8a5 · ΔE 26.5

Achromatopsia

#7e7e7e · ΔE 20.7

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

Code

CSS

background-color: #577fc0;

Tailwind (arbitrary value)

bg-[#577fc0]

Related colors

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Royal Blue #4169e1

Frequently asked questions

#577fc0 (#577fc0) is rgb(87, 127, 192) in RGB.

No, #577fc0 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.

Try it →

Build something with this color

Generate a full palette from #577fc0, or check how it holds up for accessibility.

Generate a palette → Check contrast