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Recognised as Colour

#65CDEF

  • #65CDEF
  • Cyan
  • Light
  • Nearest: Sky blue

#65CDEF is a cyan with RGB values 101, 205, 239 and HSL 195°, 81%, 67%. It is a light colour, so black text on it reaches 11.5:1 contrast (AAA for normal text). The nearest named colour is Sky blue.

Colour values

#65CDEF#65CDEF
HEX#65CDEF
RGBrgb(101, 205, 239)
RGB (0–1)0.3961, 0.8039, 0.9373
RGB percentages39.6%, 80.4%, 93.7%
HSLhsl(194.8, 81.2%, 66.7%)
HSV / HSBhsv(194.8, 57.7%, 93.7%)
CMYK57.7%, 14.2%, 0%, 6.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,671,855
CSS custom property--colour: #65CDEF;

Brightness & contrast

Relative luminance0.52661WCAG 2.x, 0 is black and 1 is white
Perceived brightness185 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 11.53:1
Contrast with white1.82:1WCAG normal text: Fail
Contrast with black11.53:1WCAG normal text: AAA
Greyscale equivalent#B9B9B9
Inverted#9A3210

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#B9C8F1no red cones; affects about 1% of men; ΔE 24.7 from the original
Deuteranopia#A5B9EFno green cones; the most common form, about 1% of men; ΔE 26.3 from the original
Tritanopia#00D8D8no blue cones; rare, and affects men and women equally; ΔE 25.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.82:1WCAG large text: Fail
Contrast with black, large text11.53:1WCAG large text: AAA

Named colours

Sky blue · ΔE 7.5Light skyblue · ΔE 10.3Deep skyblue · ΔE 17.7Light blue · ΔE 18.4Powder blue · ΔE 20.8Light steelblue · ΔE 22.1
Nearest named CSS colourSky blue (#87CEEB)ΔE 7.54, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#EF8765
Analogous#65EFCC, #6588EF
Triadic#EF65CD, #CDEF65
Split complementary#EF6588, #EFCC65
Tetradic#CC65EF, #EF8765, #88EF65

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#F0FAFD
Lighter +20%#C1EBF9
Lighter +10%#93DCF4
Darker −10%#37BEEA
Darker −20%#16A8D8
Darker −30%#1284A9
Darker −40%#0D607B
More saturated +25%#55D5FF
Less saturated −25%#7AC2DA

Channel breakdown

R101
G205
B239
Red101 (39.6%)
Green205 (80.4%)
Blue239 (93.7%)
Hue194.78°
Saturation (HSL)81.18%
Lightness66.67%
Dominant channelBlue
Hex per channelR 65 · G CD · B EF

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Every value on this page was computed from “65cdef” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.