Colour

#81EFEE

#81EFEE
Cyan
Light
Nearest: Pale turquoise

#81EFEE is a cyan with RGB values 129, 239, 238 and HSL 179°, 77%, 72%. It is a light colour, so black text on it reaches 15.5:1 contrast (AAA for normal text). The nearest named colour is Pale turquoise.

Colour values

#81EFEE#81EFEE

HEX#81EFEE

RGBrgb(129, 239, 238)

RGB (0–1)0.5059, 0.9373, 0.9333

RGB percentages50.6%, 93.7%, 93.3%

HSLhsl(179.5, 77.5%, 72.2%)

HSV / HSBhsv(179.5, 46%, 93.7%)

CMYK46%, 0%, 0.4%, 6.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer8,515,566

CSS custom property--colour: #81EFEE;

Brightness & contrast

Relative luminance0.72573WCAG 2.x, 0 is black and 1 is white

Perceived brightness212 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 15.51:1

Contrast with white1.35:1WCAG normal text: Fail

Contrast with black15.51:1WCAG normal text: AAA

Greyscale equivalent#D8D8D8

Inverted#7E1011

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#E3E6EEno red cones; affects about 1% of men; ΔE 32.8 from the original

Deuteranopia#D0D7EFno green cones; the most common form, about 1% of men; ΔE 34.3 from the original

Tritanopia#43F5EEno blue cones; rare, and affects men and women equally; ΔE 13 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text1.35:1WCAG large text: Fail

Contrast with black, large text15.51:1WCAG large text: AAA

Named colours

Pale turquoise · ΔE 12.6 Medium turquoise · ΔE 12.7 Turquoise · ΔE 15.1 Dark turquoise · ΔE 15.9 Aqua · ΔE 17.2 Cyan · ΔE 17.2

Nearest named CSS colourPale turquoise (#AFEEEE)ΔE 12.63, a distinctly different colour

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#EF8182

Analogous#81EFB7, #81B9EF

Triadic#EE81EF, #EFEE81

Split complementary#EF81B9, #EFB781

Tetradic#B781EF, #EF8182, #B9EF81

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#FFFFFF

Lighter +20%#DCFAFA

Lighter +10%#AEF5F4

Darker −10%#54E9E8

Darker −20%#26E4E2

Darker −30%#18BFBD

Darker −40%#129290

More saturated +25%#71FFFE

Less saturated −25%#93DDDD

Channel breakdown

R129

G239

B238

Red129 (50.6%)

Green239 (93.7%)

Blue238 (93.3%)

Hue179.45°

Saturation (HSL)77.46%

Lightness72.16%

Dominant channelGreen

Hex per channelR 81 · G EF · B EE

Keep nerding

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#81EFEE

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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