#333b5f

Color #333b5f

A muted dark blue.

Closest named color Charcoal #36454f · ΔE 18.18 Nearest Tailwind class slate-700 #314158 · ΔE 6.5

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Conversions

HEX

#333b5f

RGB

rgb(51, 59, 95)

HSL

hsl(229.1, 30.1%, 28.6%)

HSV / HSB

hsv(229.1, 46.3%, 37.3%)

CMYK

cmyk(46.3%, 37.9%, 0%, 62.7%)

LAB

lab(25.74, 7.38, -22.47)

LCH

lch(25.74, 23.65, 288.18)

OKLCH

oklch(36.3%, 0.0632, 273.36)

HWB

hwb(229.1, 20%, 62.7%)

Harmony colors

Complementary

#5f5733

Analogous

#33515f

#333b5f

#41335f

Triadic

#333b5f

#5f333b

#3b5f33

Split-complementary

#333b5f

#5f4133

#515f33

Tetradic

#333b5f

#57335f

#5f5733

#3b5f33

Square

#333b5f

#5f3351

#5f5733

#335f41

Shades

Color #333b5f mixed toward black.

#2a314f

#22273f

#191d2f

#111420

#080a10

Tints

Color #333b5f mixed toward white.

#485386

#616eaa

#8993bf

#b0b7d5

#d8dbea

Tones

Color #333b5f mixed toward gray.

#373d5b

#3a4058

#3e4254

#424450

#45474d

Accessibility

Aa White text on this color

10.87:1

Aa Black text on this color

1.93:1

White text reads better on this background (10.87:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#373758 · ΔE 3.1

Deuteranopia

#363656 · ΔE 3.3

Tritanopia

#335250 · ΔE 22.4

Achromatopsia

#3d3d3d · ΔE 16

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

Code

CSS

background-color: #333b5f;

Tailwind (arbitrary value)

bg-[#333b5f]

Related colors

Royal Blue #4169e1

Cornflower Blue #6495ed

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Frequently asked questions

#333b5f (#333b5f) is rgb(51, 59, 95) in RGB.

No, #333b5f 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 #333b5f, or check how it holds up for accessibility.

Generate a palette → Check contrast