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Recognised as Colour

#11D8FC

  • #11D8FC
  • Cyan
  • Light
  • Nearest: Sky blue

#11D8FC is a cyan with RGB values 17, 216, 252 and HSL 189°, 98%, 53%. It is a light colour, so black text on it reaches 12.3:1 contrast (AAA for normal text). The nearest named colour is Sky blue.

Colour values

#11D8FC#11D8FC
HEX#11D8FC
RGBrgb(17, 216, 252)
RGB (0–1)0.0667, 0.8471, 0.9882
RGB percentages6.7%, 84.7%, 98.8%
HSLhsl(189.2, 97.5%, 52.7%)
HSV / HSBhsv(189.2, 93.3%, 98.8%)
CMYK93.3%, 14.3%, 0%, 1.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,169,660
CSS custom property--colour: #11D8FC;

Brightness & contrast

Relative luminance0.56259WCAG 2.x, 0 is black and 1 is white
Perceived brightness186.3 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 12.25:1
Contrast with white1.71:1WCAG normal text: Fail
Contrast with black12.25:1WCAG normal text: AAA
Greyscale equivalent#B0B0B0
Inverted#EE2703

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#C0D1FEno red cones; affects about 1% of men; ΔE 35.4 from the original
Deuteranopia#A4BDFCno green cones; the most common form, about 1% of men; ΔE 37.4 from the original
Tritanopia#00E5E3no blue cones; rare, and affects men and women equally; ΔE 22.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.71:1WCAG large text: Fail
Contrast with black, large text12.25:1WCAG large text: AAA

Named colours

Sky blue · ΔE 18.1Dark turquoise · ΔE 19.2Deep skyblue · ΔE 19.7Light skyblue · ΔE 20.1Medium turquoise · ΔE 22.6Aqua · ΔE 25.9
Nearest named CSS colourSky blue (#87CEEB)ΔE 18.13, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FC3511
Analogous#11FCAA, #1163FC
Triadic#FC11D8, #D8FC11
Split complementary#FC1163, #FCAA11
Tetradic#AA11FC, #FC3511, #63FC11

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#DAF9FF
Lighter +30%#A8F1FE
Lighter +20%#76E9FD
Lighter +10%#43E0FD
Darker −10%#03B7D7
Darker −20%#028CA5
Darker −30%#016173
Darker −40%#013640
More saturated +25%#0EDAFF
Less saturated −25%#2FC3DE

Channel breakdown

R17
G216
B252
Red17 (6.7%)
Green216 (84.7%)
Blue252 (98.8%)
Hue189.19°
Saturation (HSL)97.51%
Lightness52.75%
Dominant channelBlue
Hex per channelR 11 · G D8 · B FC

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Every value on this page was computed from “11d8fc” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.