#3b6a88

Color #3b6a88

A muted dark blue.

Closest named color Steel Blue #4682b4 · ΔE 14.72 Nearest Tailwind class sky-700 #0069a8 · ΔE 6.1

Open in Palette generator Color wheel Color mixer Contrast checker Blindness simulator Gradient

Conversions

HEX

#3b6a88

RGB

rgb(59, 106, 136)

HSL

hsl(203.4, 39.5%, 38.2%)

HSV / HSB

hsv(203.4, 56.6%, 53.3%)

CMYK

cmyk(56.6%, 22.1%, 0%, 46.7%)

LAB

lab(42.79, -6.8, -21.44)

LCH

lch(42.79, 22.49, 252.4)

OKLCH

oklch(50.4%, 0.0704, 238.37)

HWB

hwb(203.4, 23.1%, 46.7%)

Harmony colors

Complementary

#88593b

Analogous

#3b887f

#3b6a88

#3b4388

Triadic

#3b6a88

#883b6a

#6a883b

Split-complementary

#3b6a88

#883b43

#887f3b

Tetradic

#3b6a88

#593b88

#88593b

#6a883b

Square

#3b6a88

#7f3b88

#88593b

#43883b

Shades

Color #3b6a88 mixed toward black.

#315871

#27475b

#1d3544

#14232d

#0a1217

Tints

Color #3b6a88 mixed toward white.

#4b86ad

#6c9fbf

#91b7cf

#b6cfdf

#dae7ef

Tones

Color #3b6a88 mixed toward gray.

#416881

#48677b

#4e6675

#55646e

#5b6368

Accessibility

Aa White text on this color

5.83:1

Aa Black text on this color

3.6:1

White text reads better on this background (5.83:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#535482 · ΔE 15.4

Deuteranopia

#514d80 · ΔE 16.8

Tritanopia

#3e7c7b · ΔE 15.8

Achromatopsia

#656565 · ΔE 15.4

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

Code

CSS

background-color: #3b6a88;

Tailwind (arbitrary value)

bg-[#3b6a88]

Related colors

Light Sky Blue #87cefa

Charcoal #36454f

Steel Blue #4682b4

Alice Blue #f0f8ff

Sky Blue #87ceeb

Dodger Blue #1e90ff

Frequently asked questions

#3b6a88 (#3b6a88) is rgb(59, 106, 136) in RGB.

No, #3b6a88 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 #3b6a88, or check how it holds up for accessibility.

Generate a palette → Check contrast