#171e41

Color #171e41

A moderately saturated very dark blue.

Closest named color Charcoal #36454f · ΔE 25.45 Nearest Tailwind class blue-950 #162456 · ΔE 4.6

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Conversions

HEX

#171e41

RGB

rgb(23, 30, 65)

HSL

hsl(230, 47.7%, 17.3%)

HSV / HSB

hsv(230, 64.6%, 25.5%)

CMYK

cmyk(64.6%, 53.8%, 0%, 74.5%)

LAB

lab(12.56, 9.47, -23.3)

LCH

lch(12.56, 25.15, 292.12)

OKLCH

oklch(25%, 0.0666, 272.24)

HWB

hwb(230, 9%, 74.5%)

Harmony colors

Complementary

#413a17

Analogous

#173341

#171e41

#251741

Triadic

#171e41

#41171e

#1e4117

Split-complementary

#171e41

#412517

#334117

Tetradic

#171e41

#3a1741

#413a17

#1e4117

Square

#171e41

#411733

#413a17

#174125

Shades

Color #171e41 mixed toward black.

#131936

#0f142b

#0c0f21

#080a16

#04050b

Tints

Color #171e41 mixed toward white.

#293675

#3c4ea9

#6374c8

#97a2da

#cbd1ed

Tones

Color #171e41 mixed toward gray.

#1b203e

#1e233a

#222537

#252733

#292a30

Accessibility

Aa White text on this color

16.17:1

Aa Black text on this color

1.3:1

White text reads better on this background (16.17:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#1a1a3b · ΔE 2.4

Deuteranopia

#1a1939 · ΔE 2.9

Tritanopia

#173534 · ΔE 23

Achromatopsia

#212121 · ΔE 16.8

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

Code

CSS

background-color: #171e41;

Tailwind (arbitrary value)

bg-[#171e41]

Related colors

Royal Blue #4169e1

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Frequently asked questions

#171e41 (#171e41) is rgb(23, 30, 65) in RGB.

No, #171e41 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.

Try it → Accessibility

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 #171e41, or check how it holds up for accessibility.

Generate a palette → Check contrast