#539ef0

Color #539ef0

A vivid, highly saturated light blue.

Closest named color Cornflower Blue #6495ed · ΔE 7.66 Nearest Tailwind class blue-400 #51a2ff · ΔE 1.7

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

Conversions

HEX

#539ef0

RGB

rgb(83, 158, 240)

HSL

hsl(211.3, 84%, 63.3%)

HSV / HSB

hsv(211.3, 65.4%, 94.1%)

CMYK

cmyk(65.4%, 34.2%, 0%, 5.9%)

LAB

lab(63.82, 2.02, -48)

LCH

lch(63.82, 48.04, 272.41)

OKLCH

oklch(68.8%, 0.1428, 252.39)

HWB

hwb(211.3, 32.5%, 5.9%)

Harmony colors

Complementary

#f0a553

Analogous

#53edf0

#539ef0

#5653f0

Triadic

#539ef0

#f0539e

#9ef053

Split-complementary

#539ef0

#f05653

#edf053

Tetradic

#539ef0

#a553f0

#f0a553

#9ef053

Square

#539ef0

#f053ed

#f0a553

#53f056

Shades

Color #539ef0 mixed toward black.

#2182ec

#1168c6

#0d4e95

#093463

#041a32

Tints

Color #539ef0 mixed toward white.

#70aef3

#8cbef5

#a9cff8

#c6dffa

#e2effd

Tones

Color #539ef0 mixed toward gray.

#609fe3

#6d9fd6

#7aa0c9

#87a0bc

#94a1af

Accessibility

Aa White text on this color

2.79:1

Aa Black text on this color

7.52:1

Black text reads better on this background (7.52:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#7b7be0 · ΔE 16.3

Deuteranopia

#7670dc · ΔE 19

Tritanopia

#59d2ce · ΔE 28.7

Achromatopsia

#9b9b9b · ΔE 23.1

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

Code

CSS

background-color: #539ef0;

Tailwind (arbitrary value)

bg-[#539ef0]

Related colors

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Light Steel Blue #b0c4de

Alice Blue #f0f8ff

Steel Blue #4682b4

Frequently asked questions

#539ef0 (#539ef0) is rgb(83, 158, 240) in RGB.

No, #539ef0 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 #539ef0, or check how it holds up for accessibility.

Generate a palette → Check contrast