#40b3a6

Color #40b3a6

A moderately saturated medium cyan.

Closest named color Light Sea Green #20b2aa · ΔE 4.28 Nearest Tailwind class teal-500 #00bba7 · ΔE 3.7

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Conversions

HEX

#40b3a6

RGB

rgb(64, 179, 166)

HSL

hsl(173.2, 47.3%, 47.6%)

HSV / HSB

hsv(173.2, 64.2%, 70.2%)

CMYK

cmyk(64.2%, 0%, 7.3%, 29.8%)

LAB

lab(66.58, -35.11, -2.87)

LCH

lch(66.58, 35.23, 184.67)

OKLCH

oklch(69.9%, 0.1039, 184.58)

HWB

hwb(173.2, 25.1%, 29.8%)

Harmony colors

Complementary

#b3404d

Analogous

#40b36c

#40b3a6

#4086b3

Triadic

#40b3a6

#a640b3

#b3a640

Split-complementary

#40b3a6

#b34086

#b36c40

Tetradic

#40b3a6

#404db3

#b3404d

#b3a640

Square

#40b3a6

#6c40b3

#b3404d

#86b340

Shades

Color #40b3a6 mixed toward black.

#35958a

#2b776f

#205953

#153c37

#0b1e1c

Tints

Color #40b3a6 mixed toward white.

#5bc4b8

#7cd0c7

#9ddcd5

#bde8e3

#def3f1

Tones

Color #40b3a6 mixed toward gray.

#4aa99e

#53a097

#5d9690

#668d88

#708381

Accessibility

Aa White text on this color

2.56:1

Aa Black text on this color

8.22:1

Black text reads better on this background (8.22:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#8283a9 · ΔE 30.7

Deuteranopia

#7c73aa · ΔE 35.6

Tritanopia

#4bacac · ΔE 5.5

Achromatopsia

#a2a2a2 · ΔE 23

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

Code

CSS

background-color: #40b3a6;

Tailwind (arbitrary value)

bg-[#40b3a6]

Related colors

Turquoise #40e0d0

Light Sea Green #20b2aa

Medium Turquoise #48d1cc

Aqua #00ffff

Azure #f0ffff

Dark Cyan #008b8b

Frequently asked questions

#40b3a6 (#40b3a6) is rgb(64, 179, 166) in RGB.

No, #40b3a6 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 #40b3a6, or check how it holds up for accessibility.

Generate a palette → Check contrast