#42a1ab

Color #42a1ab

A moderately saturated medium cyan.

Closest named color Cadet Blue #5f9ea0 · ΔE 7.85 Nearest Tailwind class cyan-500 #00b8db · ΔE 9.8

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

Conversions

HEX

#42a1ab

RGB

rgb(66, 161, 171)

HSL

hsl(185.7, 44.3%, 46.5%)

HSV / HSB

hsv(185.7, 61.4%, 67.1%)

CMYK

cmyk(61.4%, 5.8%, 0%, 32.9%)

LAB

lab(61.3, -24.6, -13.53)

LCH

lch(61.3, 28.08, 208.81)

OKLCH

oklch(65.7%, 0.0893, 204.84)

HWB

hwb(185.7, 25.9%, 32.9%)

Harmony colors

Complementary

#ab4c42

Analogous

#42ab81

#42a1ab

#426dab

Triadic

#42a1ab

#ab42a1

#a1ab42

Split-complementary

#42a1ab

#ab426d

#ab8142

Tetradic

#42a1ab

#4c42ab

#ab4c42

#a1ab42

Square

#42a1ab

#8142ab

#ab4c42

#6dab42

Shades

Color #42a1ab mixed toward black.

#37868f

#2c6b72

#215156

#163639

#0b1b1d

Tints

Color #42a1ab mixed toward white.

#5bb6c0

#7cc5cc

#9dd3d9

#bde2e6

#def0f2

Tones

Color #42a1ab mixed toward gray.

#4b9aa2

#54939a

#5c8c91

#658588

#6e7e7f

Accessibility

Aa White text on this color

3.04:1

Aa Black text on this color

6.92:1

Black text reads better on this background (6.92:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#7778a9 · ΔE 27

Deuteranopia

#726aa8 · ΔE 30.4

Tritanopia

#4ba7a6 · ΔE 4.7

Achromatopsia

#949494 · ΔE 20.4

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

Code

CSS

background-color: #42a1ab;

Tailwind (arbitrary value)

bg-[#42a1ab]

Related colors

Powder Blue #b0e0e6

Cadet Blue #5f9ea0

Dark Turquoise #00ced1

Aqua #00ffff

Azure #f0ffff

Dark Cyan #008b8b

Frequently asked questions

#42a1ab (#42a1ab) is rgb(66, 161, 171) in RGB.

No, #42a1ab 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 #42a1ab, or check how it holds up for accessibility.

Generate a palette → Check contrast