#428ca6

Color #428ca6

A moderately saturated medium cyan.

Closest named color Cadet Blue #5f9ea0 · ΔE 15.42 Nearest Tailwind class cyan-600 #0092b8 · ΔE 4.1

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

Conversions

HEX

#428ca6

RGB

rgb(66, 140, 166)

HSL

hsl(195.6, 43.1%, 45.5%)

HSV / HSB

hsv(195.6, 60.2%, 65.1%)

CMYK

cmyk(60.2%, 15.7%, 0%, 34.9%)

LAB

lab(54.73, -15.06, -20.66)

LCH

lch(54.73, 25.57, 233.91)

OKLCH

oklch(60.4%, 0.083, 223.83)

HWB

hwb(195.6, 25.9%, 34.9%)

Harmony colors

Complementary

#a65c42

Analogous

#42a68e

#428ca6

#425aa6

Triadic

#428ca6

#a6428c

#8ca642

Split-complementary

#428ca6

#a6425a

#a68e42

Tetradic

#428ca6

#5c42a6

#a65c42

#8ca642

Square

#428ca6

#8e42a6

#a65c42

#5aa642

Shades

Color #428ca6 mixed toward black.

#37758a

#2c5d6f

#214653

#162f37

#0b171c

Tints

Color #428ca6 mixed toward white.

#59a3bd

#7ab6ca

#9cc8d7

#bddae5

#deedf2

Tones

Color #428ca6 mixed toward gray.

#4a889e

#538495

#5b808d

#637c85

#6c787c

Accessibility

Aa White text on this color

3.8:1

Aa Black text on this color

5.53:1

Black text reads better on this background (5.53:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#6a6ba0 · ΔE 21.5

Deuteranopia

#66609f · ΔE 23.7

Tritanopia

#489b9a · ΔE 12.2

Achromatopsia

#838383 · ΔE 17.9

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

Code

CSS

background-color: #428ca6;

Tailwind (arbitrary value)

bg-[#428ca6]

Related colors

Deep Sky Blue #00bfff

Light Blue #add8e6

Sky Blue #87ceeb

Light Sky Blue #87cefa

Charcoal #36454f

Powder Blue #b0e0e6

Frequently asked questions

#428ca6 (#428ca6) is rgb(66, 140, 166) in RGB.

No, #428ca6 is not web-safe. The nearest web-safe colors are among its tones and shades below.

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 #428ca6, or check how it holds up for accessibility.

Generate a palette → Check contrast