#186dc3

Color #186dc3

A vivid, highly saturated medium blue.

Closest named color Cornflower Blue #6495ed · ΔE 16.4 Nearest Tailwind class sky-700 #0069a8 · ΔE 4.5

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Conversions

HEX

#186dc3

RGB

rgb(24, 109, 195)

HSL

hsl(210.2, 78.1%, 42.9%)

HSV / HSB

hsv(210.2, 87.7%, 76.5%)

CMYK

cmyk(87.7%, 44.1%, 0%, 23.5%)

LAB

lab(45.73, 8.22, -51.59)

LCH

lch(45.73, 52.24, 279.05)

OKLCH

oklch(53.4%, 0.1544, 253.52)

HWB

hwb(210.2, 9.4%, 23.5%)

Harmony colors

Complementary

#c36e18

Analogous

#18c2c3

#186dc3

#1918c3

Triadic

#186dc3

#c3186d

#6dc318

Split-complementary

#186dc3

#c31918

#c2c318

Tetradic

#186dc3

#6e18c3

#c36e18

#6dc318

Square

#186dc3

#c318c2

#c36e18

#18c319

Shades

Color #186dc3 mixed toward black.

#145ba2

#104982

#0c3661

#082441

#041220

Tints

Color #186dc3 mixed toward white.

#2785e4

#529dea

#7db6ef

#a9cef4

#d4e7fa

Tones

Color #186dc3 mixed toward gray.

#266db5

#346da6

#436d98

#516d8a

#5f6d7c

Accessibility

Aa White text on this color

5.23:1

Aa Black text on this color

4.01:1

White text reads better on this background (5.23:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#4c4cb3 · ΔE 15

Deuteranopia

#4741af · ΔE 17.8

Tritanopia

#22a5a2 · ΔE 32.5

Achromatopsia

#6c6c6c · ΔE 24

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

Code

CSS

background-color: #186dc3;

Tailwind (arbitrary value)

bg-[#186dc3]

Related colors

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Alice Blue #f0f8ff

Steel Blue #4682b4

Light Steel Blue #b0c4de

Frequently asked questions

#186dc3 (#186dc3) is rgb(24, 109, 195) in RGB.

No, #186dc3 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 #186dc3, or check how it holds up for accessibility.

Generate a palette → Check contrast