#333f76

Color #333f76

A muted dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 16.32 Nearest Tailwind class blue-900 #1c398e · ΔE 5.6

Open in Palette generator Color wheel Color mixer Contrast checker Blindness simulator Gradient

Conversions

HEX

#333f76

RGB

rgb(51, 63, 118)

HSL

hsl(229.3, 39.6%, 33.1%)

HSV / HSB

hsv(229.3, 56.8%, 46.3%)

CMYK

cmyk(56.8%, 46.6%, 0%, 53.7%)

LAB

lab(28.29, 12.63, -33.14)

LCH

lch(28.29, 35.47, 290.86)

OKLCH

oklch(38.7%, 0.0944, 272.06)

HWB

hwb(229.3, 20%, 53.7%)

Harmony colors

Complementary

#766a33

Analogous

#336076

#333f76

#483376

Triadic

#333f76

#76333f

#3f7633

Split-complementary

#333f76

#764833

#607633

Tetradic

#333f76

#6a3376

#766a33

#3f7633

Square

#333f76

#763360

#766a33

#337648

Shades

Color #333f76 mixed toward black.

#2a3462

#222a4f

#191f3b

#111527

#080a14

Tints

Color #333f76 mixed toward white.

#44549e

#6070ba

#8894cb

#b0b8dd

#d7dbee

Tones

Color #333f76 mixed toward gray.

#394270

#3e466b

#444a65

#494d60

#4f515a

Accessibility

Aa White text on this color

9.94:1

Aa Black text on this color

2.11:1

White text reads better on this background (9.94:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#39396c · ΔE 3.6

Deuteranopia

#383769 · ΔE 4.3

Tritanopia

#346361 · ΔE 26.2

Achromatopsia

#434343 · ΔE 20.3

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

Code

CSS

background-color: #333f76;

Tailwind (arbitrary value)

bg-[#333f76]

Related colors

Royal Blue #4169e1

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Frequently asked questions

#333f76 (#333f76) is rgb(51, 63, 118) in RGB.

No, #333f76 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.

Try it → Generators

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 #333f76, or check how it holds up for accessibility.

Generate a palette → Check contrast