#303d7a

Color #303d7a

A moderately saturated dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 12.94 Nearest Tailwind class blue-900 #1c398e · ΔE 4.4

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

Conversions

HEX

#303d7a

RGB

rgb(48, 61, 122)

HSL

hsl(229.5, 43.5%, 33.3%)

HSV / HSB

hsv(229.5, 60.7%, 47.8%)

CMYK

cmyk(60.7%, 50%, 0%, 52.2%)

LAB

lab(27.77, 14.77, -36.52)

LCH

lch(27.77, 39.39, 292.02)

OKLCH

oklch(38.3%, 0.1043, 271.59)

HWB

hwb(229.5, 18.8%, 52.2%)

Harmony colors

Complementary

#7a6d30

Analogous

#30627a

#303d7a

#48307a

Triadic

#303d7a

#7a303d

#3d7a30

Split-complementary

#303d7a

#7a4830

#627a30

Tetradic

#303d7a

#6d307a

#7a6d30

#3d7a30

Square

#303d7a

#7a3062

#7a6d30

#307a48

Shades

Color #303d7a mixed toward black.

#283366

#202951

#181e3d

#101429

#080a14

Tints

Color #303d7a mixed toward white.

#4051a3

#5c6ebf

#8592cf

#aeb6df

#d6dbef

Tones

Color #303d7a mixed toward gray.

#364174

#3c456e

#424967

#494d61

#4f515b

Accessibility

Aa White text on this color

10.12:1

Aa Black text on this color

2.07:1

White text reads better on this background (10.12:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#36366f · ΔE 3.7

Deuteranopia

#35346c · ΔE 4.4

Tritanopia

#316563 · ΔE 27.4

Achromatopsia

#424242 · ΔE 21.4

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

Code

CSS

background-color: #303d7a;

Tailwind (arbitrary value)

bg-[#303d7a]

Related colors

Royal Blue #4169e1

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Frequently asked questions

#303d7a (#303d7a) is rgb(48, 61, 122) in RGB.

No, #303d7a 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 #303d7a, or check how it holds up for accessibility.

Generate a palette → Check contrast