#4284cd

Color #4284cd

A moderately saturated medium blue.

Closest named color Cornflower Blue #6495ed · ΔE 11.67 Nearest Tailwind class sky-600 #0084d1 · ΔE 4.1

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Conversions

HEX

#4284cd

RGB

rgb(66, 132, 205)

HSL

hsl(211.5, 58.2%, 53.1%)

HSV / HSB

hsv(211.5, 67.8%, 80.4%)

CMYK

cmyk(67.8%, 35.6%, 0%, 19.6%)

LAB

lab(54.1, 2.57, -43.9)

LCH

lch(54.1, 43.98, 273.35)

OKLCH

oklch(60.4%, 0.1305, 252.8)

HWB

hwb(211.5, 25.9%, 19.6%)

Harmony colors

Complementary

#cd8b42

Analogous

#42cacd

#4284cd

#4542cd

Triadic

#4284cd

#cd4284

#84cd42

Split-complementary

#4284cd

#cd4542

#cacd42

Tetradic

#4284cd

#8b42cd

#cd8b42

#84cd42

Square

#4284cd

#cd42ca

#cd8b42

#42cd45

Shades

Color #4284cd mixed toward black.

#2f6eb3

#26588f

#1c426b

#132c47

#091624

Tints

Color #4284cd mixed toward white.

#6198d5

#81adde

#a0c1e6

#c0d6ee

#dfeaf7

Tones

Color #4284cd mixed toward gray.

#4d85c1

#5985b6

#6586aa

#70869f

#7c8793

Accessibility

Aa White text on this color

3.88:1

Aa Black text on this color

5.41:1

Black text reads better on this background (5.41:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#6566bf · ΔE 14.9

Deuteranopia

#615cbb · ΔE 17.7

Tritanopia

#47b2af · ΔE 27.8

Achromatopsia

#818181 · ΔE 22.1

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

Code

CSS

background-color: #4284cd;

Tailwind (arbitrary value)

bg-[#4284cd]

Related colors

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Light Steel Blue #b0c4de

Alice Blue #f0f8ff

Steel Blue #4682b4

Frequently asked questions

#4284cd (#4284cd) is rgb(66, 132, 205) in RGB.

No, #4284cd 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 #4284cd, or check how it holds up for accessibility.

Generate a palette → Check contrast