#40d7f4

Color #40d7f4

A vivid, highly saturated light cyan.

Closest named color Sky Blue #87ceeb · ΔE 15.37 Nearest Tailwind class cyan-400 #00d3f2 · ΔE 1.7

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

Conversions

HEX

#40d7f4

RGB

rgb(64, 215, 244)

HSL

hsl(189.7, 89.1%, 60.4%)

HSV / HSB

hsv(189.7, 73.8%, 95.7%)

CMYK

cmyk(73.8%, 11.9%, 0%, 4.3%)

LAB

lab(79.74, -29.61, -25.49)

LCH

lch(79.74, 39.07, 220.72)

OKLCH

oklch(81.4%, 0.1281, 213.7)

HWB

hwb(189.7, 25.1%, 4.3%)

Harmony colors

Complementary

#f45d40

Analogous

#40f4b7

#40d7f4

#407df4

Triadic

#40d7f4

#f440d7

#d7f440

Split-complementary

#40d7f4

#f4407d

#f4b740

Tetradic

#40d7f4

#5d40f4

#f45d40

#d7f440

Square

#40d7f4

#b740f4

#f45d40

#7df440

Shades

Color #40d7f4 mixed toward black.

#10cdf1

#0ba5c2

#087b92

#065261

#032931

Tints

Color #40d7f4 mixed toward white.

#60def6

#80e4f8

#a0ebf9

#bff2fb

#dff8fd

Tones

Color #40d7f4 mixed toward gray.

#4fcde5

#5ec3d6

#6db8c7

#7caeb8

#8ba4a9

Accessibility

Aa White text on this color

1.72:1

Aa Black text on this color

12.24:1

Black text reads better on this background (12.24:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#9a9bed · ΔE 29.8

Deuteranopia

#9286ec · ΔE 33.9

Tritanopia

#51e8e7 · ΔE 10.6

Achromatopsia

#c6c6c6 · ΔE 22.7

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

Code

CSS

background-color: #40d7f4;

Tailwind (arbitrary value)

bg-[#40d7f4]

Related colors

Powder Blue #b0e0e6

Light Blue #add8e6

Deep Sky Blue #00bfff

Sky Blue #87ceeb

Cadet Blue #5f9ea0

Dark Turquoise #00ced1

Frequently asked questions

#40d7f4 (#40d7f4) is rgb(64, 215, 244) in RGB.

No, #40d7f4 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 #40d7f4, or check how it holds up for accessibility.

Generate a palette → Check contrast