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Recognised as Colour

#81ECDA

  • #81ECDA
  • Cyan
  • Light
  • Nearest: Turquoise

#81ECDA is a cyan with RGB values 129, 236, 218 and HSL 170°, 74%, 72%. It is a light colour, so black text on it reaches 14.9:1 contrast (AAA for normal text). The nearest named colour is Turquoise.

Colour values

#81ECDA#81ECDA
HEX#81ECDA
RGBrgb(129, 236, 218)
RGB (0–1)0.5059, 0.9255, 0.8549
RGB percentages50.6%, 92.5%, 85.5%
HSLhsl(169.9, 73.8%, 71.6%)
HSV / HSBhsv(169.9, 45.3%, 92.5%)
CMYK45.3%, 0%, 7.6%, 7.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer8,514,778
CSS custom property--colour: #81ECDA;

Brightness & contrast

Relative luminance0.6972WCAG 2.x, 0 is black and 1 is white
Perceived brightness207.6 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 14.94:1
Contrast with white1.41:1WCAG normal text: Fail
Contrast with black14.94:1WCAG normal text: AAA
Greyscale equivalent#D4D4D4
Inverted#7E1325

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#E4E1D9no red cones; affects about 1% of men; ΔE 35.3 from the original
Deuteranopia#D2D4DCno green cones; the most common form, about 1% of men; ΔE 36.2 from the original
Tritanopia#53EFE6no blue cones; rare, and affects men and women equally; ΔE 9.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.41:1WCAG large text: Fail
Contrast with black, large text14.94:1WCAG large text: AAA

Named colours

Turquoise · ΔE 11Medium turquoise · ΔE 12.6Medium aquamarine · ΔE 14.8Aquamarine · ΔE 15.7Pale turquoise · ΔE 16.8Dark turquoise · ΔE 17.8
Nearest named CSS colourTurquoise (#40E0D0)ΔE 10.95, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#EC8193
Analogous#81ECA4, #81C9EC
Triadic#DA81EC, #ECDA81
Split complementary#EC81C9, #ECA481
Tetradic#A481EC, #EC8193, #C9EC81

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#DAF9F4
Lighter +10%#ADF3E7
Darker −10%#55E5CD
Darker −20%#28DFC0
Darker −30%#1CB89E
Darker −40%#158C78
More saturated +25%#6FFEE6
Less saturated −25%#93DACE

Channel breakdown

R129
G236
B218
Red129 (50.6%)
Green236 (92.5%)
Blue218 (85.5%)
Hue169.91°
Saturation (HSL)73.79%
Lightness71.57%
Dominant channelGreen
Hex per channelR 81 · G EC · B DA

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Every value on this page was computed from “81ecda” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.