#183565

Color #183565

A moderately saturated dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 22.84 Nearest Tailwind class blue-950 #162456 · ΔE 6

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Conversions

HEX

#183565

RGB

rgb(24, 53, 101)

HSL

hsl(217.4, 61.6%, 24.5%)

HSV / HSB

hsv(217.4, 76.2%, 39.6%)

CMYK

cmyk(76.2%, 47.5%, 0%, 60.4%)

LAB

lab(22.58, 7.58, -31.48)

LCH

lch(22.58, 32.38, 283.54)

OKLCH

oklch(33.5%, 0.0915, 259.93)

HWB

hwb(217.4, 9.4%, 60.4%)

Harmony colors

Complementary

#654818

Analogous

#185b65

#183565

#211865

Triadic

#183565

#651835

#356518

Split-complementary

#183565

#652118

#5b6518

Tetradic

#183565

#481865

#654818

#356518

Square

#183565

#65185b

#654818

#186521

Shades

Color #183565 mixed toward black.

#142c54

#102343

#0c1a32

#081222

#040911

Tints

Color #183565 mixed toward white.

#245099

#316bcd

#6390da

#97b5e6

#cbdaf3

Tones

Color #183565 mixed toward gray.

#1e375f

#253858

#2b3a52

#323b4b

#383d45

Accessibility

Aa White text on this color

12.1:1

Aa Black text on this color

1.74:1

White text reads better on this background (12.1:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#27285c · ΔE 6.9

Deuteranopia

#26235a · ΔE 8.4

Tritanopia

#1a5452 · ΔE 24.8

Achromatopsia

#363636 · ΔE 19

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

Code

CSS

background-color: #183565;

Tailwind (arbitrary value)

bg-[#183565]

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

#183565 (#183565) is rgb(24, 53, 101) in RGB.

No, #183565 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 #183565, or check how it holds up for accessibility.

Generate a palette → Check contrast