#304cd9

Color #304cd9

A moderately saturated medium blue.

Closest named color Medium Slate Blue #7b68ee · ΔE 15.98 Nearest Tailwind class blue-700 #1447e6 · ΔE 2

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Conversions

HEX

#304cd9

RGB

rgb(48, 76, 217)

HSL

hsl(230.1, 69%, 52%)

HSV / HSB

hsv(230.1, 77.9%, 85.1%)

CMYK

cmyk(77.9%, 65%, 0%, 14.9%)

LAB

lab(39.25, 39.78, -74.73)

LCH

lch(39.25, 84.66, 298.03)

OKLCH

oklch(49.2%, 0.2164, 268.12)

HWB

hwb(230.1, 18.8%, 14.9%)

Harmony colors

Complementary

#d9bd30

Analogous

#30a0d9

#304cd9

#6930d9

Triadic

#304cd9

#d9304c

#4cd930

Split-complementary

#304cd9

#d96930

#a0d930

Tetradic

#304cd9

#bd30d9

#d9bd30

#4cd930

Square

#304cd9

#d930a0

#d9bd30

#30d969

Shades

Color #304cd9 mixed toward black.

#223bbb

#1b3095

#152470

#0e184b

#070c25

Tints

Color #304cd9 mixed toward white.

#536adf

#7588e6

#98a6ec

#bac3f2

#dde1f9

Tones

Color #304cd9 mixed toward gray.

#3e55cb

#4c5fbd

#5a68af

#6872a1

#777b93

Accessibility

Aa White text on this color

6.64:1

Aa Black text on this color

3.16:1

White text reads better on this background (6.64:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#3e3ec3 · ΔE 5.1

Deuteranopia

#3c3abd · ΔE 6.4

Tritanopia

#32aea9 · ΔE 44.4

Achromatopsia

#5c5c5c · ΔE 29.2

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

Code

CSS

background-color: #304cd9;

Tailwind (arbitrary value)

bg-[#304cd9]

Related colors

Royal Blue #4169e1

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Frequently asked questions

#304cd9 (#304cd9) is rgb(48, 76, 217) in RGB.

No, #304cd9 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.

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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 #304cd9, or check how it holds up for accessibility.

Generate a palette → Check contrast