#334f91

Color #334f91

A moderately saturated dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 15.04 Nearest Tailwind class blue-900 #1c398e · ΔE 7

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

Conversions

HEX

#334f91

RGB

rgb(51, 79, 145)

HSL

hsl(222.1, 48%, 38.4%)

HSV / HSB

hsv(222.1, 64.8%, 56.9%)

CMYK

cmyk(64.8%, 45.5%, 0%, 43.1%)

LAB

lab(34.68, 11.71, -39.66)

LCH

lch(34.68, 41.35, 286.45)

OKLCH

oklch(44.1%, 0.1137, 264.85)

HWB

hwb(222.1, 20%, 43.1%)

Harmony colors

Complementary

#917533

Analogous

#337e91

#334f91

#463391

Triadic

#334f91

#91334f

#4f9133

Split-complementary

#334f91

#914633

#7e9133

Tetradic

#334f91

#753391

#917533

#4f9133

Square

#334f91

#91337e

#917533

#339146

Shades

Color #334f91 mixed toward black.

#2a4279

#223561

#192748

#111a30

#080d18

Tints

Color #334f91 mixed toward white.

#4164b8

#6482c9

#8ba1d6

#b2c1e4

#d8e0f1

Tones

Color #334f91 mixed toward gray.

#3b5289

#435581

#4a5879

#525c72

#5a5f6a

Accessibility

Aa White text on this color

7.87:1

Aa Black text on this color

2.67:1

White text reads better on this background (7.87:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#414185 · ΔE 6.9

Deuteranopia

#3f3d82 · ΔE 7.9

Tritanopia

#357a77 · ΔE 28.6

Achromatopsia

#525252 · ΔE 21.7

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

Code

CSS

background-color: #334f91;

Tailwind (arbitrary value)

bg-[#334f91]

Related colors

Royal Blue #4169e1

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Frequently asked questions

#334f91 (#334f91) is rgb(51, 79, 145) in RGB.

No, #334f91 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.

Try it →

Build something with this color

Generate a full palette from #334f91, or check how it holds up for accessibility.

Generate a palette → Check contrast