#427ff8

Color #427ff8

A vivid, highly saturated light blue.

Closest named color Royal Blue #4169e1 · ΔE 9.14 Nearest Tailwind class blue-500 #2b7fff · ΔE 1.6

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

Conversions

HEX

#427ff8

RGB

rgb(66, 127, 248)

HSL

hsl(219.9, 92.9%, 61.6%)

HSV / HSB

hsv(219.9, 73.4%, 97.3%)

CMYK

cmyk(73.4%, 48.8%, 0%, 2.7%)

LAB

lab(55.19, 20.92, -66.23)

LCH

lch(55.19, 69.46, 287.53)

OKLCH

oklch(62.1%, 0.1921, 262.22)

HWB

hwb(219.9, 25.9%, 2.7%)

Harmony colors

Complementary

#f8bb42

Analogous

#42daf8

#427ff8

#6042f8

Triadic

#427ff8

#f8427f

#7ff842

Split-complementary

#427ff8

#f86042

#daf842

Tetradic

#427ff8

#bb42f8

#f8bb42

#7ff842

Square

#427ff8

#f842da

#f8bb42

#42f860

Shades

Color #427ff8 mixed toward black.

#105df6

#0749ca

#063698

#042465

#021233

Tints

Color #427ff8 mixed toward white.

#6294f9

#81aafa

#a1bffc

#c0d4fd

#e0eafe

Tones

Color #427ff8 mixed toward gray.

#5184e9

#6089da

#708ecb

#7f93bb

#8e98ac

Accessibility

Aa White text on this color

3.73:1

Aa Black text on this color

5.62:1

Black text reads better on this background (5.62:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#6263e2 · ΔE 11.6

Deuteranopia

#5f5add · ΔE 14.3

Tritanopia

#47cfca · ΔE 37.8

Achromatopsia

#848484 · ΔE 27.1

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

Code

CSS

background-color: #427ff8;

Tailwind (arbitrary value)

bg-[#427ff8]

Related colors

Cornflower Blue #6495ed

Royal Blue #4169e1

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Frequently asked questions

#427ff8 (#427ff8) is rgb(66, 127, 248) in RGB.

No, #427ff8 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 #427ff8, or check how it holds up for accessibility.

Generate a palette → Check contrast