#1b396c

Color #1b396c

A moderately saturated dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 21.09 Nearest Tailwind class blue-900 #1c398e · ΔE 5.5

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Conversions

HEX

#1b396c

RGB

rgb(27, 57, 108)

HSL

hsl(217.8, 60%, 26.5%)

HSV / HSB

hsv(217.8, 75%, 42.4%)

CMYK

cmyk(75%, 47.2%, 0%, 57.6%)

LAB

lab(24.45, 8.12, -32.99)

LCH

lch(24.45, 33.97, 283.83)

OKLCH

oklch(35.1%, 0.0958, 260.32)

HWB

hwb(217.8, 10.6%, 57.6%)

Harmony colors

Complementary

#6c4e1b

Analogous

#1b626c

#1b396c

#261b6c

Triadic

#1b396c

#6c1b39

#396c1b

Split-complementary

#1b396c

#6c261b

#626c1b

Tetradic

#1b396c

#4e1b6c

#6c4e1b

#396c1b

Square

#1b396c

#6c1b62

#6c4e1b

#1b6c26

Shades

Color #1b396c mixed toward black.

#17305a

#122648

#0e1d36

#091324

#050a12

Tints

Color #1b396c mixed toward white.

#28539e

#376fcd

#6993da

#9bb7e6

#cddbf3

Tones

Color #1b396c mixed toward gray.

#223b65

#293d5f

#2f3e58

#364051

#3d424a

Accessibility

Aa White text on this color

11.36:1

Aa Black text on this color

1.85:1

White text reads better on this background (11.36:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#2b2b63 · ΔE 7.3

Deuteranopia

#292760 · ΔE 8.3

Tritanopia

#1d5a58 · ΔE 25.4

Achromatopsia

#3a3a3a · ΔE 19.5

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

Code

CSS

background-color: #1b396c;

Tailwind (arbitrary value)

bg-[#1b396c]

Related colors

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Royal Blue #4169e1

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Frequently asked questions

#1b396c (#1b396c) is rgb(27, 57, 108) in RGB.

No, #1b396c 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 #1b396c, or check how it holds up for accessibility.

Generate a palette → Check contrast