#1b1447

Color #1b1447

A moderately saturated very dark blue.

Closest named color Midnight Blue #191970 · ΔE 22.65 Nearest Tailwind class indigo-950 #1e1a4d · ΔE 1.8

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Conversions

HEX

#1b1447

RGB

rgb(27, 20, 71)

HSL

hsl(248.2, 56%, 17.8%)

HSV / HSB

hsv(248.2, 71.8%, 27.8%)

CMYK

cmyk(62%, 71.8%, 0%, 72.2%)

LAB

lab(10.47, 20.14, -30.86)

LCH

lch(10.47, 36.85, 303.13)

OKLCH

oklch(23.7%, 0.0911, 283.2)

HWB

hwb(248.2, 7.8%, 72.2%)

Harmony colors

Complementary

#404714

Analogous

#142647

#1b1447

#341447

Triadic

#1b1447

#471b14

#14471b

Split-complementary

#1b1447

#473414

#264714

Tetradic

#1b1447

#471440

#404714

#14471b

Square

#1b1447

#471426

#404714

#144734

Shades

Color #1b1447 mixed toward black.

#16113b

#120d2f

#0d0a23

#090718

#04030c

Tints

Color #1b1447 mixed toward white.

#30237d

#4433b4

#6c5cd1

#9d92e0

#cec9f0

Tones

Color #1b1447 mixed toward gray.

#1e1843

#211c3e

#24213a

#272536

#2a2932

Accessibility

Aa White text on this color

16.97:1

Aa Black text on this color

1.24:1

White text reads better on this background (16.97:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#18183f · ΔE 3.5

Deuteranopia

#19193d · ΔE 4.4

Tritanopia

#1b3736 · ΔE 25.4

Achromatopsia

#1c1c1c · ΔE 21.3

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

Code

CSS

background-color: #1b1447;

Tailwind (arbitrary value)

bg-[#1b1447]

Related colors

Slate Blue #6a5acd

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#1b1447 (#1b1447) is rgb(27, 20, 71) in RGB.

No, #1b1447 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 #1b1447, or check how it holds up for accessibility.

Generate a palette → Check contrast