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Recognised as Colour

#64C5FC

  • #64C5FC
  • Blue
  • Dark
  • Nearest: Light skyblue

#64C5FC is a blue with RGB values 100, 197, 252 and HSL 202°, 96%, 69%. It is a dark colour, so black text on it reaches 10.9:1 contrast (AAA for normal text). The nearest named colour is Light skyblue.

Colour values

#64C5FC#64C5FC
HEX#64C5FC
RGBrgb(100, 197, 252)
RGB (0–1)0.3922, 0.7725, 0.9882
RGB percentages39.2%, 77.3%, 98.8%
HSLhsl(201.7, 96.2%, 69%)
HSV / HSBhsv(201.7, 60.3%, 98.8%)
CMYK60.3%, 21.8%, 0%, 1.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,604,284
CSS custom property--colour: #64C5FC;

Brightness & contrast

Relative luminance0.4967WCAG 2.x, 0 is black and 1 is white
Perceived brightness181.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10.93:1
Contrast with white1.92:1WCAG normal text: Fail
Contrast with black10.93:1WCAG normal text: AAA
Greyscale equivalent#B4B4B4
Inverted#9B3A03

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#ABC4FFno red cones; affects about 1% of men; ΔE 18.5 from the original
Deuteranopia#96B4FBno green cones; the most common form, about 1% of men; ΔE 20.3 from the original
Tritanopia#00D3D7no blue cones; rare, and affects men and women equally; ΔE 35.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.92:1WCAG large text: Fail
Contrast with black, large text10.93:1WCAG large text: AAA

Named colours

Light skyblue · ΔE 8.3Deep skyblue · ΔE 9.1Sky blue · ΔE 14.9Light steelblue · ΔE 23.6Steel blue · ΔE 25.2Light blue · ΔE 25.5
Nearest named CSS colourLight skyblue (#87CEFA)ΔE 8.34, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FC9B64
Analogous#64FCE7, #6479FC
Triadic#FC64C5, #C5FC64
Split complementary#FC6479, #FCE764
Tetradic#E764FC, #FC9B64, #79FC64

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FAFDFF
Lighter +20%#C8EAFE
Lighter +10%#96D8FD
Darker −10%#32B2FB
Darker −20%#059EF5
Darker −30%#047EC3
Darker −40%#035E91
More saturated +25%#61C6FF
Less saturated −25%#78C0E8

Channel breakdown

R100
G197
B252
Red100 (39.2%)
Green197 (77.3%)
Blue252 (98.8%)
Hue201.71°
Saturation (HSL)96.2%
Lightness69.02%
Dominant channelBlue
Hex per channelR 64 · G C5 · B FC

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Every value on this page was computed from “64c5fc” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.