#1a2b47

Color #1a2b47

A moderately saturated very dark blue.

Closest named color Charcoal #36454f · ΔE 17.15 Nearest Tailwind class slate-800 #1d293d · ΔE 3.1

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

Conversions

HEX

#1a2b47

RGB

rgb(26, 43, 71)

HSL

hsl(217.3, 46.4%, 19%)

HSV / HSB

hsv(217.3, 63.4%, 27.8%)

CMYK

cmyk(63.4%, 39.4%, 0%, 72.2%)

LAB

lab(17.47, 2.97, -19.63)

LCH

lch(17.47, 19.85, 278.6)

OKLCH

oklch(28.9%, 0.0564, 259.99)

HWB

hwb(217.3, 10.2%, 72.2%)

Harmony colors

Complementary

#47361a

Analogous

#1a4147

#1a2b47

#1f1a47

Triadic

#1a2b47

#471a2b

#2b471a

Split-complementary

#1a2b47

#471f1a

#41471a

Tetradic

#1a2b47

#361a47

#47361a

#2b471a

Square

#1a2b47

#471a41

#47361a

#1a471f

Shades

Color #1a2b47 mixed toward black.

#16243b

#111d2f

#0d1523

#090e18

#04070c

Tints

Color #1a2b47 mixed toward white.

#2c4a79

#3f68ac

#688cc8

#9ab2da

#cdd9ed

Tones

Color #1a2b47 mixed toward gray.

#1e2c43

#212d3f

#252e3c

#292f38

#2d3034

Accessibility

Aa White text on this color

14.18:1

Aa Black text on this color

1.48:1

White text reads better on this background (14.18:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#222341 · ΔE 6.3

Deuteranopia

#212040 · ΔE 7.4

Tritanopia

#1b3d3c · ΔE 19.2

Achromatopsia

#2b2b2b · ΔE 13.8

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

Code

CSS

background-color: #1a2b47;

Tailwind (arbitrary value)

bg-[#1a2b47]

Related colors

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Royal Blue #4169e1

Dodger Blue #1e90ff

Frequently asked questions

#1a2b47 (#1a2b47) is rgb(26, 43, 71) in RGB.

No, #1a2b47 is not one of the 216 web-safe colors — for that, every RGB channel would have to be a multiple of 51.

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 #1a2b47, or check how it holds up for accessibility.

Generate a palette → Check contrast