#573ff3

Color #573ff3

A vivid, highly saturated light blue.

Closest named color Blue Violet #8a2be2 · ΔE 15.36 Nearest Tailwind class indigo-600 #4f39f6 · ΔE 1.4

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

Conversions

HEX

#573ff3

RGB

rgb(87, 63, 243)

HSL

hsl(248, 88.2%, 60%)

HSV / HSB

hsv(248, 74.1%, 95.3%)

CMYK

cmyk(64.2%, 74.1%, 0%, 4.7%)

LAB

lab(41.3, 59.47, -86.05)

LCH

lch(41.3, 104.6, 304.65)

OKLCH

oklch(52%, 0.2517, 279.08)

HWB

hwb(248, 24.7%, 4.7%)

Harmony colors

Complementary

#dbf33f

Analogous

#3f81f3

#573ff3

#b13ff3

Triadic

#573ff3

#f3573f

#3ff357

Split-complementary

#573ff3

#f3b13f

#81f33f

Tetradic

#573ff3

#f33fdb

#dbf33f

#3ff357

Square

#573ff3

#f33f81

#dbf33f

#3ff3b1

Shades

Color #573ff3 mixed toward black.

#2d0ff0

#240cc0

#1b0990

#120660

#090330

Tints

Color #573ff3 mixed toward white.

#735ff5

#8f7ff7

#ab9ff9

#c7bffb

#e3dffd

Tones

Color #573ff3 mixed toward gray.

#624ee4

#6d5dd5

#786cc6

#837bb7

#8e8aa8

Accessibility

Aa White text on this color

6.16:1

Aa Black text on this color

3.41:1

White text reads better on this background (6.16:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#4e4dd9 · ΔE 4.6

Deuteranopia

#4f51d2 · ΔE 5.9

Tritanopia

#56c0bb · ΔE 47

Achromatopsia

#616161 · ΔE 31.2

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

Code

CSS

background-color: #573ff3;

Tailwind (arbitrary value)

bg-[#573ff3]

Related colors

Slate Blue #6a5acd

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#573ff3 (#573ff3) is rgb(87, 63, 243) in RGB.

No, #573ff3 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 #573ff3, or check how it holds up for accessibility.

Generate a palette → Check contrast