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Recognised as Colour

#64D7EC

  • #64D7EC
  • Cyan
  • Light
  • Nearest: Sky blue

#64D7EC is a cyan with RGB values 100, 215, 236 and HSL 189°, 78%, 66%. It is a light colour, so black text on it reaches 12.5:1 contrast (AAA for normal text). The nearest named colour is Sky blue.

Colour values

#64D7EC#64D7EC
HEX#64D7EC
RGBrgb(100, 215, 236)
RGB (0–1)0.3922, 0.8431, 0.9255
RGB percentages39.2%, 84.3%, 92.5%
HSLhsl(189.3, 78.2%, 65.9%)
HSV / HSBhsv(189.3, 57.6%, 92.5%)
CMYK57.6%, 8.9%, 0%, 7.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,608,876
CSS custom property--colour: #64D7EC;

Brightness & contrast

Relative luminance0.57366WCAG 2.x, 0 is black and 1 is white
Perceived brightness191 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 12.47:1
Contrast with white1.68:1WCAG normal text: Fail
Contrast with black12.47:1WCAG normal text: AAA
Greyscale equivalent#C0C0C0
Inverted#9B2813

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#C6D0EDno red cones; affects about 1% of men; ΔE 29.6 from the original
Deuteranopia#B1C1ECno green cones; the most common form, about 1% of men; ΔE 30.7 from the original
Tritanopia#00E0DDno blue cones; rare, and affects men and women equally; ΔE 19.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.68:1WCAG large text: Fail
Contrast with black, large text12.47:1WCAG large text: AAA

Named colours

Sky blue · ΔE 11.9Dark turquoise · ΔE 15.8Medium turquoise · ΔE 16.3Light skyblue · ΔE 17.9Pale turquoise · ΔE 18.2Light blue · ΔE 18.3
Nearest named CSS colourSky blue (#87CEEB)ΔE 11.91, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#EC7964
Analogous#64ECBD, #6493EC
Triadic#EC64D7, #D7EC64
Split complementary#EC6493, #ECBD64
Tetradic#BD64EC, #EC7964, #93EC64

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#ECFAFD
Lighter +20%#BFEEF7
Lighter +10%#91E3F2
Darker −10%#37CBE6
Darker −20%#1AB4D0
Darker −30%#148DA3
Darker −40%#0E6676
More saturated +25%#51E4FF
Less saturated −25%#7AC8D6

Channel breakdown

R100
G215
B236
Red100 (39.2%)
Green215 (84.3%)
Blue236 (92.5%)
Hue189.26°
Saturation (HSL)78.16%
Lightness65.88%
Dominant channelBlue
Hex per channelR 64 · G D7 · B EC

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Every value on this page was computed from “64d7ec” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.