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Colour

#99EEFF

  • #99EEFF
  • Cyan
  • Light
  • Nearest: Pale turquoise

#99EEFF is a cyan with RGB values 153, 238, 255 and HSL 190°, 100%, 80%. It is a light colour, so black text on it reaches 16:1 contrast (AAA for normal text). The nearest named colour is Pale turquoise.

Colour values

#99EEFF#99EEFF
HEX#99EEFF
HEX (short)#9EF
RGBrgb(153, 238, 255)
RGB (0–1)0.6, 0.9333, 1
RGB percentages60%, 93.3%, 100%
HSLhsl(190, 100%, 80%)
HSV / HSBhsv(190, 40%, 100%)
CMYK40%, 6.7%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,088,191
CSS custom property--colour: #99EEFF;

Brightness & contrast

Relative luminance0.75141WCAG 2.x, 0 is black and 1 is white
Perceived brightness218.3 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 16.03:1
Contrast with white1.31:1WCAG normal text: Fail
Contrast with black16.03:1WCAG normal text: AAA
Greyscale equivalent#DDDDDD
Inverted#661100

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#E0E8FFno red cones; affects about 1% of men; ΔE 23.8 from the original
Deuteranopia#CFDBFFno green cones; the most common form, about 1% of men; ΔE 24.9 from the original
Tritanopia#6EF6F3no blue cones; rare, and affects men and women equally; ΔE 17.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.31:1WCAG large text: Fail
Contrast with black, large text16.03:1WCAG large text: AAA

Named colours

Pale turquoise · ΔE 10.1Powder blue · ΔE 11.6Light blue · ΔE 12.9Sky blue · ΔE 13.2Light skyblue · ΔE 18.9Light cyan · ΔE 19.3
Nearest named CSS colourPale turquoise (#AFEEEE)ΔE 10.09, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FFAA99
Analogous#99FFDD, #99BBFF
Triadic#FF99EE, #EEFF99
Split complementary#FF99BB, #FFDD99
Tetradic#DD99FF, #FFAA99, #BBFF99

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#FFFFFF
Lighter +10%#CCF7FF
Darker −10%#66E6FF
Darker −20%#33DDFF
Darker −30%#00D5FF
Darker −40%#00AACC
More saturated +25%#99EEFF
Less saturated −25%#A6E6F2

Channel breakdown

R153
G238
B255
Red153 (60%)
Green238 (93.3%)
Blue255 (100%)
Hue190°
Saturation (HSL)100%
Lightness80%
Dominant channelBlue
Hex per channelR 99 · G EE · B FF

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Every value on this page was computed from “99eeff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.