#42ceea

Color #42ceea

A vivid, highly saturated medium cyan.

Closest named color Sky Blue #87ceeb · ΔE 13.81 Nearest Tailwind class cyan-400 #00d3f2 · ΔE 1.9

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

Conversions

HEX

#42ceea

RGB

rgb(66, 206, 234)

HSL

hsl(190, 80%, 58.8%)

HSV / HSB

hsv(190, 71.8%, 91.8%)

CMYK

cmyk(71.8%, 12%, 0%, 8.2%)

LAB

lab(76.82, -28.03, -24.59)

LCH

lch(76.82, 37.29, 221.26)

OKLCH

oklch(78.9%, 0.1222, 214.09)

HWB

hwb(190, 25.9%, 8.2%)

Harmony colors

Complementary

#ea5e42

Analogous

#42eab2

#42ceea

#427aea

Triadic

#42ceea

#ea42ce

#ceea42

Split-complementary

#42ceea

#ea427a

#eab242

Tetradic

#42ceea

#5e42ea

#ea5e42

#ceea42

Square

#42ceea

#b242ea

#ea5e42

#7aea42

Shades

Color #42ceea mixed toward black.

#19c0e1

#1499b4

#0f7387

#0a4d5a

#05262d

Tints

Color #42ceea mixed toward white.

#61d6ed

#81def1

#a0e6f4

#c0eff8

#dff7fb

Tones

Color #42ceea mixed toward gray.

#50c5dc

#5ebbce

#6cb2c0

#7aa9b2

#889fa4

Accessibility

Aa White text on this color

1.87:1

Aa Black text on this color

11.25:1

Black text reads better on this background (11.25:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#9496e4 · ΔE 28.7

Deuteranopia

#8d82e2 · ΔE 32.8

Tritanopia

#51dedd · ΔE 10.5

Achromatopsia

#bebebe · ΔE 22.3

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

Code

CSS

background-color: #42ceea;

Tailwind (arbitrary value)

bg-[#42ceea]

Related colors

Powder Blue #b0e0e6

Light Blue #add8e6

Deep Sky Blue #00bfff

Sky Blue #87ceeb

Cadet Blue #5f9ea0

Dark Turquoise #00ced1

Frequently asked questions

#42ceea (#42ceea) is rgb(66, 206, 234) in RGB.

No, #42ceea 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.

Try it → Accessibility

Contrast Checker

Check the WCAG contrast ratio between any two colors, live, with AA/AAA pass-fail results.

Try it → Generators

Palette Generator

Generate complementary, analogous, triadic, split-complementary, tetradic, square, and monochromatic palettes from any base color.

Try it →

Build something with this color

Generate a full palette from #42ceea, or check how it holds up for accessibility.

Generate a palette → Check contrast