#1b143a

Color #1b143a

A moderately saturated very dark blue.

Closest named color Black #000000 · ΔE 29.61 Nearest Tailwind class indigo-950 #1e1a4d · ΔE 4.3

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Conversions

HEX

#1b143a

RGB

rgb(27, 20, 58)

HSL

hsl(251.1, 48.7%, 15.3%)

HSV / HSB

hsv(251.1, 65.5%, 22.7%)

CMYK

cmyk(53.4%, 65.5%, 0%, 77.3%)

LAB

lab(9.31, 15.36, -23.54)

LCH

lch(9.31, 28.11, 303.12)

OKLCH

oklch(22.5%, 0.0705, 287.84)

HWB

hwb(251.1, 7.8%, 77.3%)

Harmony colors

Complementary

#333a14

Analogous

#14203a

#1b143a

#2e143a

Triadic

#1b143a

#3a1b14

#143a1b

Split-complementary

#1b143a

#3a2e14

#203a14

Tetradic

#1b143a

#3a1433

#333a14

#143a1b

Square

#1b143a

#3a1420

#333a14

#143a2e

Shades

Color #1b143a mixed toward black.

#171130

#120d27

#0e0a1d

#090713

#05030a

Tints

Color #1b143a mixed toward white.

#342670

#4d39a5

#725ec8

#a194da

#d0c9ed

Tones

Color #1b143a mixed toward gray.

#1d1737

#1f1a34

#211e31

#23212d

#25242a

Accessibility

Aa White text on this color

17.39:1

Aa Black text on this color

1.21:1

White text reads better on this background (17.39:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#181834 · ΔE 4.1

Deuteranopia

#191932 · ΔE 5.3

Tritanopia

#1b2e2c · ΔE 24.1

Achromatopsia

#1a1a1a · ΔE 18.7

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

Code

CSS

background-color: #1b143a;

Tailwind (arbitrary value)

bg-[#1b143a]

Related colors

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Slate Blue #6a5acd

Medium Purple #9370db

Navy #000080

Lavender #e6e6fa

Frequently asked questions

#1b143a (#1b143a) is rgb(27, 20, 58) in RGB.

No, #1b143a 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 #1b143a, or check how it holds up for accessibility.

Generate a palette → Check contrast