Recognised as Colour

#42E1CC

#42E1CC
Cyan
Light
Nearest: Turquoise

#42E1CC is a cyan with RGB values 66, 225, 204 and HSL 172°, 73%, 57%. It is a light colour, so black text on it reaches 12.9:1 contrast (AAA for normal text). The nearest named colour is Turquoise.

Colour values

#42E1CC#42E1CC

HEX#42E1CC

RGBrgb(66, 225, 204)

RGB (0–1)0.2588, 0.8824, 0.8

RGB percentages25.9%, 88.2%, 80%

HSLhsl(172.1, 72.6%, 57.1%)

HSV / HSBhsv(172.1, 70.7%, 88.2%)

CMYK70.7%, 0%, 9.3%, 11.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer4,383,180

CSS custom property--colour: #42E1CC;

Brightness & contrast

Relative luminance0.59368WCAG 2.x, 0 is black and 1 is white

Perceived brightness189.1 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 12.87:1

Contrast with white1.63:1WCAG normal text: Fail

Contrast with black12.87:1WCAG normal text: AAA

Greyscale equivalent#BEBEBE

Inverted#BD1E33

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#D7D4CBno red cones; affects about 1% of men; ΔE 45.3 from the original

Deuteranopia#C1C4CEno green cones; the most common form, about 1% of men; ΔE 46.4 from the original

Tritanopia#00E5DAno blue cones; rare, and affects men and women equally; ΔE 6.6 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text1.63:1WCAG large text: Fail

Contrast with black, large text12.87:1WCAG large text: AAA

Named colours

Turquoise · ΔE 2.8 Medium turquoise · ΔE 11.4 Medium aquamarine · ΔE 13.4 Dark turquoise · ΔE 14.5 Aquamarine · ΔE 15.4 Aqua · ΔE 16.1

Nearest named CSS colourTurquoise (#40E0D0)ΔE 2.76, a close match

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#E14257

Analogous#42E17D, #42A6E1

Triadic#CC42E1, #E1CC42

Split complementary#E142A6, #E17D42

Tetradic#7D42E1, #E14257, #A6E142

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#F2FDFC

Lighter +30%#C6F6F0

Lighter +20%#9AEFE4

Lighter +10%#6EE8D8

Darker −10%#21CFB8

Darker −20%#1AA391

Darker −30%#13776A

Darker −40%#0C4B43

More saturated +25%#27FCE0

Less saturated −25%#5DC6B8

Channel breakdown

R66

G225

B204

Red66 (25.9%)

Green225 (88.2%)

Blue204 (80%)

Hue172.08°

Saturation (HSL)72.6%

Lightness57.06%

Dominant channelGreen

Hex per channelR 42 · G E1 · B CC

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

#42E1CC

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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