#303e7c

Color #303e7c

A moderately saturated dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 12.58 Nearest Tailwind class blue-900 #1c398e · ΔE 4.2

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

Conversions

HEX

#303e7c

RGB

rgb(48, 62, 124)

HSL

hsl(228.9, 44.2%, 33.7%)

HSV / HSB

hsv(228.9, 61.3%, 48.6%)

CMYK

cmyk(61.3%, 50%, 0%, 51.4%)

LAB

lab(28.19, 14.81, -37.09)

LCH

lch(28.19, 39.94, 291.77)

OKLCH

oklch(38.7%, 0.106, 271.13)

HWB

hwb(228.9, 18.8%, 51.4%)

Harmony colors

Complementary

#7c6e30

Analogous

#30647c

#303e7c

#48307c

Triadic

#303e7c

#7c303e

#3e7c30

Split-complementary

#303e7c

#7c4830

#647c30

Tetradic

#303e7c

#6e307c

#7c6e30

#3e7c30

Square

#303e7c

#7c3064

#7c6e30

#307c48

Shades

Color #303e7c mixed toward black.

#283467

#202953

#181f3e

#101529

#080a15

Tints

Color #303e7c mixed toward white.

#4052a5

#5c6fc0

#8593d0

#aeb7e0

#d6dbef

Tones

Color #303e7c mixed toward gray.

#364276

#3d466f

#434a69

#494e63

#50525c

Accessibility

Aa White text on this color

9.97:1

Aa Black text on this color

2.11:1

White text reads better on this background (9.97:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#373771 · ΔE 3.9

Deuteranopia

#36356e · ΔE 4.5

Tritanopia

#316764 · ΔE 28

Achromatopsia

#424242 · ΔE 21.5

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

Code

CSS

background-color: #303e7c;

Tailwind (arbitrary value)

bg-[#303e7c]

Related colors

Royal Blue #4169e1

Cornflower Blue #6495ed

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Frequently asked questions

#303e7c (#303e7c) is rgb(48, 62, 124) in RGB.

No, #303e7c 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 #303e7c, or check how it holds up for accessibility.

Generate a palette → Check contrast