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Recognised as Colour

#55F1FF

  • #55F1FF
  • Cyan
  • Light
  • Nearest: Aqua

#55F1FF is a cyan with RGB values 85, 241, 255 and HSL 185°, 100%, 67%. It is a light colour, so black text on it reaches 15.4:1 contrast (AAA for normal text). The nearest named colour is Aqua.

Colour values

#55F1FF#55F1FF
HEX#55F1FF
RGBrgb(85, 241, 255)
RGB (0–1)0.3333, 0.9451, 1
RGB percentages33.3%, 94.5%, 100%
HSLhsl(184.9, 100%, 66.7%)
HSV / HSBhsv(184.9, 66.7%, 100%)
CMYK66.7%, 5.5%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,632,511
CSS custom property--colour: #55F1FF;

Brightness & contrast

Relative luminance0.72062WCAG 2.x, 0 is black and 1 is white
Perceived brightness209 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 15.41:1
Contrast with white1.36:1WCAG normal text: Fail
Contrast with black15.41:1WCAG normal text: AAA
Greyscale equivalent#D1D1D1
Inverted#AA0E00

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#DFE7FFno red cones; affects about 1% of men; ΔE 38.7 from the original
Deuteranopia#C6D5FFno green cones; the most common form, about 1% of men; ΔE 40 from the original
Tritanopia#00FAF5no blue cones; rare, and affects men and women equally; ΔE 14.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.36:1WCAG large text: Fail
Contrast with black, large text15.41:1WCAG large text: AAA

Named colours

Aqua · ΔE 13.2Cyan · ΔE 13.2Dark turquoise · ΔE 14.3Medium turquoise · ΔE 15.3Turquoise · ΔE 18Pale turquoise · ΔE 20.7
Nearest named CSS colourAqua (#00FFFF)ΔE 13.23, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FF6355
Analogous#55FFB8, #559CFF
Triadic#FF55F1, #F1FF55
Split complementary#FF559C, #FFB855
Tetradic#B855FF, #FF6355, #9CFF55

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#EEFEFF
Lighter +20%#BBF9FF
Lighter +10%#88F5FF
Darker −10%#22EDFF
Darker −20%#00DAEE
Darker −30%#00ACBB
Darker −40%#007D88
More saturated +25%#55F1FF
Less saturated −25%#6ADFEA

Channel breakdown

R85
G241
B255
Red85 (33.3%)
Green241 (94.5%)
Blue255 (100%)
Hue184.94°
Saturation (HSL)100%
Lightness66.67%
Dominant channelBlue
Hex per channelR 55 · G F1 · B FF

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Every value on this page was computed from “55f1ff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.