#40e080

Color #40e080

A vivid, highly saturated medium green.

Closest named color Medium Spring Green #00fa9a · ΔE 12.15 Nearest Tailwind class green-400 #05df72 · ΔE 2.2

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Conversions

HEX

#40e080

RGB

rgb(64, 224, 128)

HSL

hsl(144, 72.1%, 56.5%)

HSV / HSB

hsv(144, 71.4%, 87.8%)

CMYK

cmyk(71.4%, 0%, 42.9%, 12.2%)

LAB

lab(79.59, -61.8, 35.4)

LCH

lch(79.59, 71.22, 150.2)

OKLCH

oklch(80.3%, 0.188, 152.29)

HWB

hwb(144, 25.1%, 12.2%)

Harmony colors

Complementary

#e040a0

Analogous

#50e040

#40e080

#40e0d0

Triadic

#40e080

#8040e0

#e08040

Split-complementary

#40e080

#d040e0

#e04050

Tetradic

#40e080

#40a0e0

#e040a0

#e08040

Square

#40e080

#4050e0

#e040a0

#e0d040

Shades

Color #40e080 mixed toward black.

#21cf67

#1ba552

#147c3e

#0d5329

#072915

Tints

Color #40e080 mixed toward white.

#60e595

#80eaaa

#a0f0c0

#bff5d5

#dffaea

Tones

Color #40e080 mixed toward gray.

#4dd383

#5bc585

#68b888

#75ab8b

#839d8d

Accessibility

Aa White text on this color

1.72:1

Aa Black text on this color

12.19:1

Black text reads better on this background (12.19:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#a0a19e · ΔE 28.5

Deuteranopia

#978ba5 · ΔE 41.2

Tritanopia

#53b2b6 · ΔE 27.3

Achromatopsia

#c5c5c5 · ΔE 27.5

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

Code

CSS

background-color: #40e080;

Tailwind (arbitrary value)

bg-[#40e080]

Related colors

Sea Green #2e8b57

Medium Sea Green #3cb371

Spring Green #00ff7f

Mint Cream #f5fffa

Medium Spring Green #00fa9a

Medium Aquamarine #66cdaa

Frequently asked questions

#40e080 (#40e080) is rgb(64, 224, 128) in RGB.

No, #40e080 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 #40e080, or check how it holds up for accessibility.

Generate a palette → Check contrast