#303b42

Color #303b42

A muted dark blue.

Closest named color Charcoal #36454f · ΔE 4.78 Nearest Tailwind class mist-700 #394447 · ΔE 3.8

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Conversions

HEX

#303b42

RGB

rgb(48, 59, 66)

HSL

hsl(203.3, 15.8%, 22.4%)

HSV / HSB

hsv(203.3, 27.3%, 25.9%)

CMYK

cmyk(27.3%, 10.6%, 0%, 74.1%)

LAB

lab(24.16, -2.64, -5.82)

LCH

lch(24.16, 6.39, 245.6)

OKLCH

oklch(34.5%, 0.0191, 235.89)

HWB

hwb(203.3, 18.8%, 74.1%)

Harmony colors

Complementary

#423730

Analogous

#304240

#303b42

#303242

Triadic

#303b42

#42303b

#3b4230

Split-complementary

#303b42

#423032

#424030

Tetradic

#303b42

#373042

#423730

#3b4230

Square

#303b42

#403042

#423730

#324230

Shades

Color #303b42 mixed toward black.

#283137

#20272c

#181e21

#101416

#080a0b

Tints

Color #303b42 mixed toward white.

#4c5d68

#687f8f

#8ca0ac

#b3bfc7

#d9dfe3

Tones

Color #303b42 mixed toward gray.

#323b41

#333a3f

#353a3e

#363a3c

#38393b

Accessibility

Aa White text on this color

11.48:1

Aa Black text on this color

1.83:1

White text reads better on this background (11.48:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#353540 · ΔE 7.5

Deuteranopia

#343440 · ΔE 7.9

Tritanopia

#313f3f · ΔE 5.2

Achromatopsia

#393939 · ΔE 6.1

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

Code

CSS

background-color: #303b42;

Tailwind (arbitrary value)

bg-[#303b42]

Related colors

Light Sky Blue #87cefa

Charcoal #36454f

Steel Blue #4682b4

Alice Blue #f0f8ff

Sky Blue #87ceeb

Dodger Blue #1e90ff

Frequently asked questions

#303b42 (#303b42) is rgb(48, 59, 66) in RGB.

No, #303b42 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.

Try it → Accessibility

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 #303b42, or check how it holds up for accessibility.

Generate a palette → Check contrast