#558cf0

Color #558cf0

A vivid, highly saturated light blue.

Closest named color Cornflower Blue #6495ed · ΔE 7.95 Nearest Tailwind class blue-500 #2b7fff · ΔE 4.5

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Conversions

HEX

#558cf0

RGB

rgb(85, 140, 240)

HSL

hsl(218.7, 83.8%, 63.7%)

HSV / HSB

hsv(218.7, 64.6%, 94.1%)

CMYK

cmyk(64.6%, 41.7%, 0%, 5.9%)

LAB

lab(58.95, 12.94, -55.72)

LCH

lch(58.95, 57.2, 283.07)

OKLCH

oklch(65%, 0.1607, 261.34)

HWB

hwb(218.7, 33.3%, 5.9%)

Harmony colors

Complementary

#f0b955

Analogous

#55daf0

#558cf0

#6b55f0

Triadic

#558cf0

#f0558c

#8cf055

Split-complementary

#558cf0

#f06b55

#daf055

Tetradic

#558cf0

#b955f0

#f0b955

#8cf055

Square

#558cf0

#f055da

#f0b955

#55f06b

Shades

Color #558cf0 mixed toward black.

#236aec

#1252c7

#0d3d95

#092964

#041432

Tints

Color #558cf0 mixed toward white.

#719ff3

#8eb2f5

#aac5f8

#c6d9fa

#e3ecfd

Tones

Color #558cf0 mixed toward gray.

#6290e3

#6f93d6

#7c97c9

#899bbc

#969faf

Accessibility

Aa White text on this color

3.28:1

Aa Black text on this color

6.4:1

Black text reads better on this background (6.4:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#7171dd · ΔE 11.9

Deuteranopia

#6e69d8 · ΔE 14.3

Tritanopia

#59cdc9 · ΔE 33.2

Achromatopsia

#8e8e8e · ΔE 25.1

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

Code

CSS

background-color: #558cf0;

Tailwind (arbitrary value)

bg-[#558cf0]

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

#558cf0 (#558cf0) is rgb(85, 140, 240) in RGB.

No, #558cf0 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 #558cf0, or check how it holds up for accessibility.

Generate a palette → Check contrast