#42ac9f

Color #42ac9f

A moderately saturated medium cyan.

Closest named color Light Sea Green #20b2aa · ΔE 5.94 Nearest Tailwind class teal-500 #00bba7 · ΔE 5.1

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

Conversions

HEX

#42ac9f

RGB

rgb(66, 172, 159)

HSL

hsl(172.6, 44.5%, 46.7%)

HSV / HSB

hsv(172.6, 61.6%, 67.5%)

CMYK

cmyk(61.6%, 0%, 7.6%, 32.5%)

LAB

lab(64.29, -33.37, -2.34)

LCH

lch(64.29, 33.45, 184.01)

OKLCH

oklch(68%, 0.0985, 183.96)

HWB

hwb(172.6, 25.9%, 32.5%)

Harmony colors

Complementary

#ac424f

Analogous

#42ac6a

#42ac9f

#4284ac

Triadic

#42ac9f

#9f42ac

#ac9f42

Split-complementary

#42ac9f

#ac4284

#ac6a42

Tetradic

#42ac9f

#424fac

#ac424f

#ac9f42

Square

#42ac9f

#6a42ac

#ac424f

#84ac42

Shades

Color #42ac9f mixed toward black.

#378f85

#2c736a

#215650

#163935

#0b1d1b

Tints

Color #42ac9f mixed toward white.

#5bc0b4

#7ccdc3

#9dd9d2

#bee6e1

#def2f0

Tones

Color #42ac9f mixed toward gray.

#4ba398

#549a92

#5d928b

#658984

#6e807e

Accessibility

Aa White text on this color

2.75:1

Aa Black text on this color

7.63:1

Black text reads better on this background (7.63:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#7e7fa2 · ΔE 30

Deuteranopia

#7870a3 · ΔE 34.7

Tritanopia

#4ca5a5 · ΔE 5.6

Achromatopsia

#9c9c9c · ΔE 22.6

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

Code

CSS

background-color: #42ac9f;

Tailwind (arbitrary value)

bg-[#42ac9f]

Related colors

Turquoise #40e0d0

Light Sea Green #20b2aa

Medium Turquoise #48d1cc

Aqua #00ffff

Azure #f0ffff

Dark Cyan #008b8b

Frequently asked questions

#42ac9f (#42ac9f) is rgb(66, 172, 159) in RGB.

No, #42ac9f 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 #42ac9f, or check how it holds up for accessibility.

Generate a palette → Check contrast