#303d58

Color #303d58

A muted dark blue.

Closest named color Charcoal #36454f · ΔE 11.9 Nearest Tailwind class slate-700 #314158 · ΔE 2.9

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Conversions

HEX

#303d58

RGB

rgb(48, 61, 88)

HSL

hsl(220.5, 29.4%, 26.7%)

HSV / HSB

hsv(220.5, 45.5%, 34.5%)

CMYK

cmyk(45.5%, 30.7%, 0%, 65.5%)

LAB

lab(25.77, 2.79, -17.87)

LCH

lch(25.77, 18.09, 278.87)

OKLCH

oklch(36.1%, 0.0501, 264.28)

HWB

hwb(220.5, 18.8%, 65.5%)

Harmony colors

Complementary

#584b30

Analogous

#305158

#303d58

#373058

Triadic

#303d58

#58303d

#3d5830

Split-complementary

#303d58

#583730

#515830

Tetradic

#303d58

#4b3058

#584b30

#3d5830

Square

#303d58

#583051

#584b30

#305837

Shades

Color #303d58 mixed toward black.

#283349

#20293b

#181f2c

#10141d

#080a0f

Tints

Color #303d58 mixed toward white.

#465980

#5e76a7

#8698bd

#aebad3

#d7dde9

Tones

Color #303d58 mixed toward gray.

#333e55

#373f51

#3a414e

#3d424b

#414347

Accessibility

Aa White text on this color

10.86:1

Aa Black text on this color

1.93:1

White text reads better on this background (10.86:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#363652 · ΔE 5.8

Deuteranopia

#353451 · ΔE 6.4

Tritanopia

#314e4d · ΔE 18

Achromatopsia

#3d3d3d · ΔE 13

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

Code

CSS

background-color: #303d58;

Tailwind (arbitrary value)

bg-[#303d58]

Related colors

Cornflower Blue #6495ed

Royal Blue #4169e1

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Frequently asked questions

#303d58 (#303d58) is rgb(48, 61, 88) in RGB.

No, #303d58 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 #303d58, or check how it holds up for accessibility.

Generate a palette → Check contrast