#303f5c

Color #303f5c

A muted dark blue.

Closest named color Charcoal #36454f · ΔE 12.85 Nearest Tailwind class slate-700 #314158 · ΔE 2.8

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Conversions

HEX

#303f5c

RGB

rgb(48, 63, 92)

HSL

hsl(219.5, 31.4%, 27.5%)

HSV / HSB

hsv(219.5, 47.8%, 36.1%)

CMYK

cmyk(47.8%, 31.5%, 0%, 63.9%)

LAB

lab(26.61, 2.78, -19.17)

LCH

lch(26.61, 19.37, 278.25)

OKLCH

oklch(36.8%, 0.054, 262.98)

HWB

hwb(219.5, 18.8%, 63.9%)

Harmony colors

Complementary

#5c4d30

Analogous

#30555c

#303f5c

#37305c

Triadic

#303f5c

#5c303f

#3f5c30

Split-complementary

#303f5c

#5c3730

#555c30

Tetradic

#303f5c

#4d305c

#5c4d30

#3f5c30

Square

#303f5c

#5c3055

#5c4d30

#305c37

Shades

Color #303f5c mixed toward black.

#28354d

#202a3d

#18202e

#10151f

#080b0f

Tints

Color #303f5c mixed toward white.

#455b85

#5d77aa

#8699c0

#aebbd5

#d7ddea

Tones

Color #303f5c mixed toward gray.

#344058

#374155

#3b4351

#3f444d

#42454a

Accessibility

Aa White text on this color

10.55:1

Aa Black text on this color

1.99:1

White text reads better on this background (10.55:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#373756 · ΔE 6.3

Deuteranopia

#363555 · ΔE 6.9

Tritanopia

#315150 · ΔE 18.7

Achromatopsia

#3f3f3f · ΔE 13.6

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

Code

CSS

background-color: #303f5c;

Tailwind (arbitrary value)

bg-[#303f5c]

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

#303f5c (#303f5c) is rgb(48, 63, 92) in RGB.

No, #303f5c 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 #303f5c, or check how it holds up for accessibility.

Generate a palette → Check contrast