#333f7e

Color #333f7e

A moderately saturated dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 11.73 Nearest Tailwind class blue-900 #1c398e · ΔE 4.4

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

Conversions

HEX

#333f7e

RGB

rgb(51, 63, 126)

HSL

hsl(230.4, 42.4%, 34.7%)

HSV / HSB

hsv(230.4, 59.5%, 49.4%)

CMYK

cmyk(59.5%, 50%, 0%, 50.6%)

LAB

lab(28.81, 15.51, -37.34)

LCH

lch(28.81, 40.43, 292.56)

OKLCH

oklch(39.2%, 0.1067, 272.47)

HWB

hwb(230.4, 20%, 50.6%)

Harmony colors

Complementary

#7e7233

Analogous

#33647e

#333f7e

#4c337e

Triadic

#333f7e

#7e333f

#3f7e33

Split-complementary

#333f7e

#7e4c33

#647e33

Tetradic

#333f7e

#72337e

#7e7233

#3f7e33

Square

#333f7e

#7e3364

#7e7233

#337e4c

Shades

Color #333f7e mixed toward black.

#2a3469

#222a54

#191f3f

#11152a

#080a15

Tints

Color #333f7e mixed toward white.

#4353a6

#6170bf

#8894cf

#b0b7df

#d7dbef

Tones

Color #333f7e mixed toward gray.

#394378

#3f4771

#464c6b

#4c5065

#52545f

Accessibility

Aa White text on this color

9.75:1

Aa Black text on this color

2.15:1

White text reads better on this background (9.75:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#393973 · ΔE 3.5

Deuteranopia

#383770 · ΔE 4.1

Tritanopia

#346866 · ΔE 27.6

Achromatopsia

#444444 · ΔE 21.7

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

Code

CSS

background-color: #333f7e;

Tailwind (arbitrary value)

bg-[#333f7e]

Related colors

Royal Blue #4169e1

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Frequently asked questions

#333f7e (#333f7e) is rgb(51, 63, 126) in RGB.

No, #333f7e 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 #333f7e, or check how it holds up for accessibility.

Generate a palette → Check contrast