#40d9ab

Color #40d9ab

A moderately saturated medium green.

Closest named color Medium Aquamarine #66cdaa · ΔE 12.69 Nearest Tailwind class emerald-300 #5ee9b5 · ΔE 4.2

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

Conversions

HEX

#40d9ab

RGB

rgb(64, 217, 171)

HSL

hsl(162, 66.8%, 55.1%)

HSV / HSB

hsv(162, 70.5%, 85.1%)

CMYK

cmyk(70.5%, 0%, 21.2%, 14.9%)

LAB

lab(78.26, -50.4, 11.29)

LCH

lch(78.26, 51.65, 167.37)

OKLCH

oklch(79.5%, 0.143, 168.34)

HWB

hwb(162, 25.1%, 14.9%)

Harmony colors

Complementary

#d9406e

Analogous

#40d95f

#40d9ab

#40bad9

Triadic

#40d9ab

#ab40d9

#d9ab40

Split-complementary

#40d9ab

#d940ba

#d95f40

Tetradic

#40d9ab

#406ed9

#d9406e

#d9ab40

Square

#40d9ab

#5f40d9

#d9406e

#bad940

Shades

Color #40d9ab mixed toward black.

#27c394

#1f9c77

#177559

#104e3b

#08271e

Tints

Color #40d9ab mixed toward white.

#60dfb9

#80e6c7

#a0ecd5

#bff2e3

#dff9f1

Tones

Color #40d9ab mixed toward gray.

#4dcca6

#5abfa1

#66b39c

#73a697

#809992

Accessibility

Aa White text on this color

1.79:1

Aa Black text on this color

11.73:1

Black text reads better on this background (11.73:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#9b9db8 · ΔE 33.3

Deuteranopia

#9387ba · ΔE 41.1

Tritanopia

#52c1c3 · ΔE 16

Achromatopsia

#c2c2c2 · ΔE 25.1

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

Code

CSS

background-color: #40d9ab;

Tailwind (arbitrary value)

bg-[#40d9ab]

Related colors

Aquamarine #7fffd4

Medium Aquamarine #66cdaa

Medium Spring Green #00fa9a

Mint Cream #f5fffa

Turquoise #40e0d0

Spring Green #00ff7f

Frequently asked questions

#40d9ab (#40d9ab) is rgb(64, 217, 171) in RGB.

No, #40d9ab 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 #40d9ab, or check how it holds up for accessibility.

Generate a palette → Check contrast