#305899

Color #305899

A moderately saturated dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 19.24 Nearest Tailwind class sky-800 #00598a · ΔE 6.5

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Conversions

HEX

#305899

RGB

rgb(48, 88, 153)

HSL

hsl(217.1, 52.2%, 39.4%)

HSV / HSB

hsv(217.1, 68.6%, 60%)

CMYK

cmyk(68.6%, 42.5%, 0%, 40%)

LAB

lab(37.67, 8.22, -39.72)

LCH

lch(37.67, 40.56, 281.69)

OKLCH

oklch(46.5%, 0.1152, 259.65)

HWB

hwb(217.1, 18.8%, 40%)

Harmony colors

Complementary

#997130

Analogous

#308d99

#305899

#3c3099

Triadic

#305899

#993058

#589930

Split-complementary

#305899

#993c30

#8d9930

Tetradic

#305899

#713099

#997130

#589930

Square

#305899

#99308d

#997130

#30993c

Shades

Color #305899 mixed toward black.

#28497f

#203b66

#182c4c

#101d33

#080f19

Tints

Color #305899 mixed toward white.

#3c6fc0

#628bce

#89a8da

#b1c5e6

#d8e2f3

Tones

Color #305899 mixed toward gray.

#395a90

#425c87

#4a5e7f

#536076

#5c626d

Accessibility

Aa White text on this color

7.04:1

Aa Black text on this color

2.98:1

White text reads better on this background (7.04:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#45458d · ΔE 9.4

Deuteranopia

#423f8a · ΔE 10.9

Tritanopia

#33827f · ΔE 28.1

Achromatopsia

#595959 · ΔE 21.4

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

Code

CSS

background-color: #305899;

Tailwind (arbitrary value)

bg-[#305899]

Related colors

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Royal Blue #4169e1

Frequently asked questions

#305899 (#305899) is rgb(48, 88, 153) in RGB.

No, #305899 is not one of the 216 web-safe colors — for that, every RGB channel would have to be a multiple of 51.

Related tools

Colors

HEX to RGB Converter

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Palette Generator

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Build something with this color

Generate a full palette from #305899, or check how it holds up for accessibility.

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