#3983bc

Color #3983bc

A moderately saturated medium blue.

Closest named color Steel Blue #4682b4 · ΔE 4.34 Nearest Tailwind class sky-600 #0084d1 · ΔE 2.5

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Conversions

HEX

#3983bc

RGB

rgb(57, 131, 188)

HSL

hsl(206.1, 53.5%, 48%)

HSV / HSB

hsv(206.1, 69.7%, 73.7%)

CMYK

cmyk(69.7%, 30.3%, 0%, 26.3%)

LAB

lab(52.65, -4.2, -36.52)

LCH

lch(52.65, 36.76, 263.44)

OKLCH

oklch(58.9%, 0.1141, 244.85)

HWB

hwb(206.1, 22.4%, 26.3%)

Harmony colors

Complementary

#bc7239

Analogous

#39bcb3

#3983bc

#3941bc

Triadic

#3983bc

#bc3983

#83bc39

Split-complementary

#3983bc

#bc3941

#bcb339

Tetradic

#3983bc

#7239bc

#bc7239

#83bc39

Square

#3983bc

#b339bc

#bc7239

#41bc39

Shades

Color #3983bc mixed toward black.

#2f6d9d

#26577d

#1c415e

#132c3f

#09161f

Tints

Color #3983bc mixed toward white.

#5598cc

#77add6

#99c1e0

#bbd6ea

#ddeaf5

Tones

Color #3983bc mixed toward gray.

#4481b1

#4f80a6

#5a7f9b

#657d90

#6f7c85

Accessibility

Aa White text on this color

4.08:1

Aa Black text on this color

5.15:1

Black text reads better on this background (5.15:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#6262b0 · ΔE 17.3

Deuteranopia

#5d58ad · ΔE 19.8

Tritanopia

#3fa6a4 · ΔE 23.3

Achromatopsia

#7e7e7e · ΔE 20.2

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

Code

CSS

background-color: #3983bc;

Tailwind (arbitrary value)

bg-[#3983bc]

Related colors

Steel Blue #4682b4

Alice Blue #f0f8ff

Charcoal #36454f

Light Sky Blue #87cefa

Dodger Blue #1e90ff

Light Slate Gray #778899

Frequently asked questions

#3983bc (#3983bc) is rgb(57, 131, 188) in RGB.

No, #3983bc 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 #3983bc, or check how it holds up for accessibility.

Generate a palette → Check contrast