#18dbf5

Color #18dbf5

A vivid, highly saturated medium cyan.

Closest named color Dark Turquoise #00ced1 · ΔE 13.86 Nearest Tailwind class cyan-400 #00d3f2 · ΔE 2.5

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

Conversions

HEX

#18dbf5

RGB

rgb(24, 219, 245)

HSL

hsl(187.1, 91.7%, 52.7%)

HSV / HSB

hsv(187.1, 90.2%, 96.1%)

CMYK

cmyk(90.2%, 10.6%, 0%, 3.9%)

LAB

lab(80.43, -34.25, -25.01)

LCH

lch(80.43, 42.41, 216.14)

OKLCH

oklch(81.8%, 0.139, 210.14)

HWB

hwb(187.1, 9.4%, 3.9%)

Harmony colors

Complementary

#f53218

Analogous

#18f5a1

#18dbf5

#186cf5

Triadic

#18dbf5

#f518db

#dbf518

Split-complementary

#18dbf5

#f5186c

#f5a118

Tetradic

#18dbf5

#3218f5

#f53218

#dbf518

Square

#18dbf5

#a118f5

#f53218

#6cf518

Shades

Color #18dbf5 mixed toward black.

#09bed7

#0798ac

#067281

#044c56

#02262b

Tints

Color #18dbf5 mixed toward white.

#3ee1f7

#65e7f8

#8bedfa

#b2f3fc

#d8f9fd

Tones

Color #18dbf5 mixed toward gray.

#2acde3

#3dbfd0

#4fb1be

#62a3ab

#749499

Accessibility

Aa White text on this color

1.68:1

Aa Black text on this color

12.49:1

Black text reads better on this background (12.49:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#9899ef · ΔE 32.2

Deuteranopia

#8e81ee · ΔE 36.9

Tritanopia

#3beae9 · ΔE 9.3

Achromatopsia

#c8c8c8 · ΔE 23.5

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

Code

CSS

background-color: #18dbf5;

Tailwind (arbitrary value)

bg-[#18dbf5]

Related colors

Powder Blue #b0e0e6

Cadet Blue #5f9ea0

Dark Turquoise #00ced1

Aqua #00ffff

Azure #f0ffff

Dark Cyan #008b8b

Frequently asked questions

#18dbf5 (#18dbf5) is rgb(24, 219, 245) in RGB.

No, #18dbf5 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 #18dbf5, or check how it holds up for accessibility.

Generate a palette → Check contrast