#42ffbf

Color #42ffbf

A vivid, highly saturated light green.

Closest named color Aquamarine #7fffd4 · ΔE 17.12 Nearest Tailwind class emerald-300 #5ee9b5 · ΔE 5.1

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Conversions

HEX

#42ffbf

RGB

rgb(66, 255, 191)

HSL

hsl(159.7, 100%, 62.9%)

HSV / HSB

hsv(159.7, 74.1%, 100%)

CMYK

cmyk(74.1%, 0%, 25.1%, 0%)

LAB

lab(90.06, -60.64, 17.51)

LCH

lch(90.06, 63.12, 163.89)

OKLCH

oklch(89.3%, 0.1727, 165)

HWB

hwb(159.7, 25.9%, 0%)

Harmony colors

Complementary

#ff4282

Analogous

#42ff60

#42ffbf

#42e0ff

Triadic

#42ffbf

#bf42ff

#ffbf42

Split-complementary

#42ffbf

#ff42e0

#ff6042

Tetradic

#42ffbf

#4282ff

#ff4282

#ffbf42

Square

#42ffbf

#6042ff

#ff4282

#e0ff42

Shades

Color #42ffbf mixed toward black.

#0cffad

#00d68e

#00a06a

#006b47

#003523

Tints

Color #42ffbf mixed toward white.

#61ffca

#81ffd4

#a0ffdf

#c0ffea

#dffff4

Tones

Color #42ffbf mixed toward gray.

#52efba

#61dfb5

#71d0b0

#81c0ab

#91b0a5

Accessibility

Aa White text on this color

1.29:1

Aa Black text on this color

16.29:1

Black text reads better on this background (16.29:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#b5b7d1 · ΔE 35.3

Deuteranopia

#ab9dd5 · ΔE 44.1

Tritanopia

#5adee0 · ΔE 19.3

Achromatopsia

#e3e3e3 · ΔE 26.5

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

Code

CSS

background-color: #42ffbf;

Tailwind (arbitrary value)

bg-[#42ffbf]

Related colors

Medium Aquamarine #66cdaa

Aquamarine #7fffd4

Medium Spring Green #00fa9a

Mint Cream #f5fffa

Spring Green #00ff7f

Medium Sea Green #3cb371

Frequently asked questions

#42ffbf (#42ffbf) is rgb(66, 255, 191) in RGB.

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

Generate a palette → Check contrast