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Colour

#55D2FF

  • #55D2FF
  • Cyan
  • Light
  • Nearest: Light skyblue

#55D2FF is a cyan with RGB values 85, 210, 255 and HSL 196°, 100%, 67%. It is a light colour, so black text on it reaches 12:1 contrast (AAA for normal text). The nearest named colour is Light skyblue.

Colour values

#55D2FF#55D2FF
HEX#55D2FF
RGBrgb(85, 210, 255)
RGB (0–1)0.3333, 0.8235, 1
RGB percentages33.3%, 82.4%, 100%
HSLhsl(195.9, 100%, 66.7%)
HSV / HSBhsv(195.9, 66.7%, 100%)
CMYK66.7%, 17.6%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,624,575
CSS custom property--colour: #55D2FF;

Brightness & contrast

Relative luminance0.55244WCAG 2.x, 0 is black and 1 is white
Perceived brightness188.3 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 12.05:1
Contrast with white1.74:1WCAG normal text: Fail
Contrast with black12.05:1WCAG normal text: AAA
Greyscale equivalent#BBBBBB
Inverted#AA2D00

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#B9CEFFno red cones; affects about 1% of men; ΔE 25.6 from the original
Deuteranopia#A2BDFEno green cones; the most common form, about 1% of men; ΔE 27.5 from the original
Tritanopia#00DFE1no blue cones; rare, and affects men and women equally; ΔE 28.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.74:1WCAG large text: Fail
Contrast with black, large text12.05:1WCAG large text: AAA

Named colours

Light skyblue · ΔE 10.8Sky blue · ΔE 12.5Deep skyblue · ΔE 12.8Light blue · ΔE 23.5Light steelblue · ΔE 26Powder blue · ΔE 26.1
Nearest named CSS colourLight skyblue (#87CEFA)ΔE 10.85, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FF8255
Analogous#55FFD7, #557DFF
Triadic#FF55D2, #D2FF55
Split complementary#FF557D, #FFD755
Tetradic#D755FF, #FF8255, #7DFF55

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#EEFBFF
Lighter +20%#BBEDFF
Lighter +10%#88E0FF
Darker −10%#22C4FF
Darker −20%#00AFEE
Darker −30%#008ABB
Darker −40%#006488
More saturated +25%#55D2FF
Less saturated −25%#6AC8EA

Channel breakdown

R85
G210
B255
Red85 (33.3%)
Green210 (82.4%)
Blue255 (100%)
Hue195.88°
Saturation (HSL)100%
Lightness66.67%
Dominant channelBlue
Hex per channelR 55 · G D2 · B FF

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Every value on this page was computed from “55d2ff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.