#428a9e

Color #428a9e

A moderately saturated medium cyan.

Closest named color Cadet Blue #5f9ea0 · ΔE 12.83 Nearest Tailwind class cyan-600 #0092b8 · ΔE 5.8

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

Conversions

HEX

#428a9e

RGB

rgb(66, 138, 158)

HSL

hsl(193, 41.1%, 43.9%)

HSV / HSB

hsv(193, 58.2%, 62%)

CMYK

cmyk(58.2%, 12.7%, 0%, 38%)

LAB

lab(53.82, -16.46, -17.44)

LCH

lch(53.82, 23.98, 226.66)

OKLCH

oklch(59.5%, 0.0777, 218.52)

HWB

hwb(193, 25.9%, 38%)

Harmony colors

Complementary

#9e5642

Analogous

#429e84

#428a9e

#425c9e

Triadic

#428a9e

#9e428a

#8a9e42

Split-complementary

#428a9e

#9e425c

#9e8442

Tetradic

#428a9e

#56429e

#9e5642

#8a9e42

Square

#428a9e

#84429e

#9e5642

#5c9e42

Shades

Color #428a9e mixed toward black.

#377384

#2c5c69

#21454f

#162e35

#0b171a

Tints

Color #428a9e mixed toward white.

#57a4b9

#78b6c7

#9ac8d5

#bcdae3

#ddedf1

Tones

Color #428a9e mixed toward gray.

#4a8696

#51818f

#597d87

#61797f

#687478

Accessibility

Aa White text on this color

3.92:1

Aa Black text on this color

5.36:1

Black text reads better on this background (5.36:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#696a99 · ΔE 22.7

Deuteranopia

#655f98 · ΔE 24.8

Tritanopia

#489695 · ΔE 9.8

Achromatopsia

#818181 · ΔE 17.8

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

Code

CSS

background-color: #428a9e;

Tailwind (arbitrary value)

bg-[#428a9e]

Related colors

Light Blue #add8e6

Deep Sky Blue #00bfff

Sky Blue #87ceeb

Powder Blue #b0e0e6

Light Sky Blue #87cefa

Charcoal #36454f

Frequently asked questions

#428a9e (#428a9e) is rgb(66, 138, 158) in RGB.

No, #428a9e 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.

Try it → Accessibility

Contrast Checker

Check the WCAG contrast ratio between any two colors, live, with AA/AAA pass-fail results.

Try it → Generators

Palette Generator

Generate complementary, analogous, triadic, split-complementary, tetradic, square, and monochromatic palettes from any base color.

Try it →

Build something with this color

Generate a full palette from #428a9e, or check how it holds up for accessibility.

Generate a palette → Check contrast