#1b2b7c

Color #1b2b7c

A moderately saturated dark blue.

Closest named color Midnight Blue #191970 · ΔE 9.39 Nearest Tailwind class indigo-900 #312c85 · ΔE 3.4

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Conversions

HEX

#1b2b7c

RGB

rgb(27, 43, 124)

HSL

hsl(230.1, 64.2%, 29.6%)

HSV / HSB

hsv(230.1, 78.2%, 48.6%)

CMYK

cmyk(78.2%, 65.3%, 0%, 51.4%)

LAB

lab(21.64, 24.53, -47.77)

LCH

lch(21.64, 53.7, 297.18)

OKLCH

oklch(33.4%, 0.1381, 268.8)

HWB

hwb(230.1, 10.6%, 51.4%)

Harmony colors

Complementary

#7c6c1b

Analogous

#1b5b7c

#1b2b7c

#3b1b7c

Triadic

#1b2b7c

#7c1b2b

#2b7c1b

Split-complementary

#1b2b7c

#7c3b1b

#5b7c1b

Tetradic

#1b2b7c

#6c1b7c

#7c6c1b

#2b7c1b

Square

#1b2b7c

#7c1b5b

#7c6c1b

#1b7c3b

Shades

Color #1b2b7c mixed toward black.

#172467

#121d53

#0e163e

#090e29

#050715

Tints

Color #1b2b7c mixed toward white.

#263cad

#3a54d4

#6c7fdf

#9da9ea

#ced4f4

Tones

Color #1b2b7c mixed toward gray.

#233074

#2b366c

#333b64

#3b415c

#434654

Accessibility

Aa White text on this color

12.48:1

Aa Black text on this color

1.68:1

White text reads better on this background (12.48:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#23236f · ΔE 3.4

Deuteranopia

#22216b · ΔE 4.1

Tritanopia

#1c6360 · ΔE 32.2

Achromatopsia

#343434 · ΔE 24.6

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

Code

CSS

background-color: #1b2b7c;

Tailwind (arbitrary value)

bg-[#1b2b7c]

Related colors

Royal Blue #4169e1

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Frequently asked questions

#1b2b7c (#1b2b7c) is rgb(27, 43, 124) in RGB.

No, #1b2b7c 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 #1b2b7c, or check how it holds up for accessibility.

Generate a palette → Check contrast