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Recognised as Colour

#64CEF5

  • #64CEF5
  • Cyan
  • Light
  • Nearest: Sky blue

#64CEF5 is a cyan with RGB values 100, 206, 245 and HSL 196°, 88%, 68%. It is a light colour, so black text on it reaches 11.7:1 contrast (AAA for normal text). The nearest named colour is Sky blue.

Colour values

#64CEF5#64CEF5
HEX#64CEF5
RGBrgb(100, 206, 245)
RGB (0–1)0.3922, 0.8078, 0.9608
RGB percentages39.2%, 80.8%, 96.1%
HSLhsl(196.1, 87.9%, 67.6%)
HSV / HSBhsv(196.1, 59.2%, 96.1%)
CMYK59.2%, 15.9%, 0%, 3.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,606,581
CSS custom property--colour: #64CEF5;

Brightness & contrast

Relative luminance0.53445WCAG 2.x, 0 is black and 1 is white
Perceived brightness186.4 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 11.69:1
Contrast with white1.8:1WCAG normal text: Fail
Contrast with black11.69:1WCAG normal text: AAA
Greyscale equivalent#BABABA
Inverted#9B310A

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#B8CAF7no red cones; affects about 1% of men; ΔE 23.7 from the original
Deuteranopia#A4BBF5no green cones; the most common form, about 1% of men; ΔE 25.3 from the original
Tritanopia#00DADBno blue cones; rare, and affects men and women equally; ΔE 27.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.8:1WCAG large text: Fail
Contrast with black, large text11.69:1WCAG large text: AAA

Named colours

Sky blue · ΔE 8.6Light skyblue · ΔE 8.9Deep skyblue · ΔE 15.3Light blue · ΔE 19.8Light steelblue · ΔE 22.5Powder blue · ΔE 22.6
Nearest named CSS colourSky blue (#87CEEB)ΔE 8.6, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#F58B64
Analogous#64F5D4, #6485F5
Triadic#F564CE, #CEF564
Split complementary#F56485, #F5D464
Tetradic#D464F5, #F58B64, #85F564

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#F4FBFE
Lighter +20%#C4ECFB
Lighter +10%#94DDF8
Darker −10%#34BFF2
Darker −20%#0FABE4
Darker −30%#0C87B4
Darker −40%#096384
More saturated +25%#5AD3FF
Less saturated −25%#79C4E0

Channel breakdown

R100
G206
B245
Red100 (39.2%)
Green206 (80.8%)
Blue245 (96.1%)
Hue196.14°
Saturation (HSL)87.88%
Lightness67.65%
Dominant channelBlue
Hex per channelR 64 · G CE · B F5

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Every value on this page was computed from “64cef5” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.