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Recognised as Colour

#6DC9DF

  • #6DC9DF
  • Cyan
  • Light
  • Nearest: Sky blue

#6DC9DF is a cyan with RGB values 109, 201, 223 and HSL 192°, 64%, 65%. It is a light colour, so black text on it reaches 11.1:1 contrast (AAA for normal text). The nearest named colour is Sky blue.

Colour values

#6DC9DF#6DC9DF
HEX#6DC9DF
RGBrgb(109, 201, 223)
RGB (0–1)0.4275, 0.7882, 0.8745
RGB percentages42.7%, 78.8%, 87.5%
HSLhsl(191.6, 64%, 65.1%)
HSV / HSBhsv(191.6, 51.1%, 87.5%)
CMYK51.1%, 9.9%, 0%, 12.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer7,195,103
CSS custom property--colour: #6DC9DF;

Brightness & contrast

Relative luminance0.50352WCAG 2.x, 0 is black and 1 is white
Perceived brightness181.5 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 11.07:1
Contrast with white1.9:1WCAG normal text: Fail
Contrast with black11.07:1WCAG normal text: AAA
Greyscale equivalent#B7B7B7
Inverted#923620

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#B9C4E0no red cones; affects about 1% of men; ΔE 24 from the original
Deuteranopia#A8B6DFno green cones; the most common form, about 1% of men; ΔE 25.8 from the original
Tritanopia#21D1D0no blue cones; rare, and affects men and women equally; ΔE 20.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.9:1WCAG large text: Fail
Contrast with black, large text11.07:1WCAG large text: AAA

Named colours

Sky blue · ΔE 7.5Light skyblue · ΔE 14.5Light blue · ΔE 15.2Powder blue · ΔE 16.8Pale turquoise · ΔE 19Medium turquoise · ΔE 19.3
Nearest named CSS colourSky blue (#87CEEB)ΔE 7.52, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DF836D
Analogous#6DDFBC, #6D90DF
Triadic#DF6DC9, #C9DF6D
Split complementary#DF6D90, #DFBC6D
Tetradic#BC6DDF, #DF836D, #90DF6D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#EAF7FB
Lighter +20%#C1E8F1
Lighter +10%#97D8E8
Darker −10%#43BAD6
Darker −20%#29A0BD
Darker −30%#207D93
Darker −40%#175969
More saturated +25%#57D7F5
Less saturated −25%#83BBC9

Channel breakdown

R109
G201
B223
Red109 (42.7%)
Green201 (78.8%)
Blue223 (87.5%)
Hue191.58°
Saturation (HSL)64.04%
Lightness65.1%
Dominant channelBlue
Hex per channelR 6D · G C9 · B DF

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Every value on this page was computed from “6dc9df” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.