#428fa2

Color #428fa2

A moderately saturated medium cyan.

Closest named color Cadet Blue #5f9ea0 · ΔE 11.43 Nearest Tailwind class cyan-600 #0092b8 · ΔE 5.7

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Conversions

HEX

#428fa2

RGB

rgb(66, 143, 162)

HSL

hsl(191.9, 42.1%, 44.7%)

HSV / HSB

hsv(191.9, 59.3%, 63.5%)

CMYK

cmyk(59.3%, 11.7%, 0%, 36.5%)

LAB

lab(55.49, -17.93, -17.2)

LCH

lch(55.49, 24.85, 223.81)

OKLCH

oklch(60.9%, 0.0805, 216.32)

HWB

hwb(191.9, 25.9%, 36.5%)

Harmony colors

Complementary

#a25542

Analogous

#42a285

#428fa2

#425fa2

Triadic

#428fa2

#a2428f

#8fa242

Split-complementary

#428fa2

#a2425f

#a28542

Tetradic

#428fa2

#5542a2

#a25542

#8fa242

Square

#428fa2

#8542a2

#a25542

#5fa242

Shades

Color #428fa2 mixed toward black.

#377787

#2c5f6c

#214751

#163036

#0b181b

Tints

Color #428fa2 mixed toward white.

#58a7bb

#79b9c9

#9bcad6

#bcdce4

#deedf1

Tones

Color #428fa2 mixed toward gray.

#4a8a9a

#528592

#5a808a

#627c82

#6a777a

Accessibility

Aa White text on this color

3.7:1

Aa Black text on this color

5.68:1

Black text reads better on this background (5.68:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#6c6d9e · ΔE 23.5

Deuteranopia

#68619d · ΔE 25.9

Tritanopia

#489a99 · ΔE 9.1

Achromatopsia

#858585 · ΔE 18.4

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

Code

CSS

background-color: #428fa2;

Tailwind (arbitrary value)

bg-[#428fa2]

Related colors

Light Blue #add8e6

Deep Sky Blue #00bfff

Powder Blue #b0e0e6

Sky Blue #87ceeb

Cadet Blue #5f9ea0

Dark Turquoise #00ced1

Frequently asked questions

#428fa2 (#428fa2) is rgb(66, 143, 162) in RGB.

No, #428fa2 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 #428fa2, or check how it holds up for accessibility.

Generate a palette → Check contrast