#304cdf

Color #304cdf

A vivid, highly saturated medium blue.

Closest named color Medium Slate Blue #7b68ee · ΔE 17.17 Nearest Tailwind class blue-700 #1447e6 · ΔE 1.7

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

Conversions

HEX

#304cdf

RGB

rgb(48, 76, 223)

HSL

hsl(230.4, 73.2%, 53.1%)

HSV / HSB

hsv(230.4, 78.5%, 87.5%)

CMYK

cmyk(78.5%, 65.9%, 0%, 12.5%)

LAB

lab(39.79, 41.9, -77.28)

LCH

lch(39.79, 87.91, 298.47)

OKLCH

oklch(49.8%, 0.2239, 268.11)

HWB

hwb(230.4, 18.8%, 12.5%)

Harmony colors

Complementary

#dfc330

Analogous

#30a3df

#304cdf

#6b30df

Triadic

#304cdf

#df304c

#4cdf30

Split-complementary

#304cdf

#df6b30

#a3df30

Tetradic

#304cdf

#c330df

#dfc330

#4cdf30

Square

#304cdf

#df30a3

#dfc330

#30df6b

Shades

Color #304cdf mixed toward black.

#1e39c3

#182d9c

#122275

#0c174e

#060b27

Tints

Color #304cdf mixed toward white.

#526ae4

#7588ea

#97a5ef

#bac3f4

#dce1fa

Tones

Color #304cdf mixed toward gray.

#3e56d0

#4d60c2

#5c6ab3

#6a74a5

#797d96

Accessibility

Aa White text on this color

6.51:1

Aa Black text on this color

3.22:1

White text reads better on this background (6.51:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#3e3ec8 · ΔE 5.1

Deuteranopia

#3c3ac2 · ΔE 6.4

Tritanopia

#32b3ae · ΔE 45.2

Achromatopsia

#5e5e5e · ΔE 29.5

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

Code

CSS

background-color: #304cdf;

Tailwind (arbitrary value)

bg-[#304cdf]

Related colors

Royal Blue #4169e1

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Frequently asked questions

#304cdf (#304cdf) is rgb(48, 76, 223) in RGB.

No, #304cdf 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 #304cdf, or check how it holds up for accessibility.

Generate a palette → Check contrast