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Recognised as Colour

#66EBCE

  • #66EBCE
  • Cyan
  • Light
  • Nearest: Turquoise

#66EBCE is a cyan with RGB values 102, 235, 206 and HSL 167°, 77%, 66%. It is a light colour, so black text on it reaches 14.3:1 contrast (AAA for normal text). The nearest named colour is Turquoise.

Colour values

#66EBCE#66EBCE
HEX#66EBCE
RGBrgb(102, 235, 206)
RGB (0–1)0.4, 0.9216, 0.8078
RGB percentages40%, 92.2%, 80.8%
HSLhsl(166.9, 76.9%, 66.1%)
HSV / HSBhsv(166.9, 56.6%, 92.2%)
CMYK56.6%, 0%, 12.3%, 7.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,745,038
CSS custom property--colour: #66EBCE;

Brightness & contrast

Relative luminance0.66698WCAG 2.x, 0 is black and 1 is white
Perceived brightness200.9 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 14.34:1
Contrast with white1.46:1WCAG normal text: Fail
Contrast with black14.34:1WCAG normal text: AAA
Greyscale equivalent#CDCDCD
Inverted#991431

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#E3DECDno red cones; affects about 1% of men; ΔE 42.7 from the original
Deuteranopia#CFCFD0no green cones; the most common form, about 1% of men; ΔE 43.8 from the original
Tritanopia#00EEE2no blue cones; rare, and affects men and women equally; ΔE 12.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.46:1WCAG large text: Fail
Contrast with black, large text14.34:1WCAG large text: AAA

Named colours

Turquoise · ΔE 8.3Aquamarine · ΔE 9.6Medium aquamarine · ΔE 12.1Medium turquoise · ΔE 15.5Aqua · ΔE 18.8Cyan · ΔE 18.8
Nearest named CSS colourTurquoise (#40E0D0)ΔE 8.25, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#EB6683
Analogous#66EB8B, #66C5EB
Triadic#CE66EB, #EBCE66
Split complementary#EB66C5, #EB8C66
Tetradic#8C66EB, #EB6683, #C5EB66

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#EDFDF9
Lighter +20%#C0F7EB
Lighter +10%#93F1DC
Darker −10%#39E5C0
Darker −20%#1BD0A8
Darker −30%#15A384
Darker −40%#0F765F
More saturated +25%#52FFD9
Less saturated −25%#7CD5C2

Channel breakdown

R102
G235
B206
Red102 (40%)
Green235 (92.2%)
Blue206 (80.8%)
Hue166.92°
Saturation (HSL)76.88%
Lightness66.08%
Dominant channelGreen
Hex per channelR 66 · G EB · B CE

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Every value on this page was computed from “66ebce” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.