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Recognised as Colour

#AAADEF

  • #AAADEF
  • Blue
  • Dark
  • Nearest: Cornflower blue

#AAADEF is a blue with RGB values 170, 173, 239 and HSL 237°, 68%, 80%. It is a dark colour, so black text on it reaches 9.9:1 contrast (AAA for normal text). The nearest named colour is Cornflower blue.

Colour values

#AAADEF#AAADEF
HEX#AAADEF
RGBrgb(170, 173, 239)
RGB (0–1)0.6667, 0.6784, 0.9373
RGB percentages66.7%, 67.8%, 93.7%
HSLhsl(237.4, 68.3%, 80.2%)
HSV / HSBhsv(237.4, 28.9%, 93.7%)
CMYK28.9%, 27.6%, 0%, 6.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,185,647
CSS custom property--colour: #AAADEF;

Brightness & contrast

Relative luminance0.44665WCAG 2.x, 0 is black and 1 is white
Perceived brightness180.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.93:1
Contrast with white2.11:1WCAG normal text: Fail
Contrast with black9.93:1WCAG normal text: AAA
Greyscale equivalent#B1B1B1
Inverted#555210

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#9AB5F2no red cones; affects about 1% of men; ΔE 8.2 from the original
Deuteranopia#97B0EDno green cones; the most common form, about 1% of men; ΔE 7.5 from the original
Tritanopia#99B9C4no blue cones; rare, and affects men and women equally; ΔE 32.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.11:1WCAG large text: Fail
Contrast with black, large text9.93:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 19.7Plum · ΔE 22.2Light steelblue · ΔE 24Thistle · ΔE 25.2Light skyblue · ΔE 25.7Steel blue · ΔE 26.8
Nearest named CSS colourCornflower blue (#6495ED)ΔE 19.74, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#EFECAA
Analogous#AAD0EF, #C9AAEF
Triadic#EFAAAD, #ADEFAA
Split complementary#EFCAAA, #D0EFAA
Tetradic#EFAAD0, #EFECAA, #AAEFCA

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#FFFFFF
Lighter +10%#D5D6F7
Darker −10%#7F84E7
Darker −20%#545ADF
Darker −30%#2931D7
Darker −40%#2027AD
More saturated +25%#9DA1FC
Less saturated −25%#B7B9E2

Channel breakdown

R170
G173
B239
Red170 (66.7%)
Green173 (67.8%)
Blue239 (93.7%)
Hue237.39°
Saturation (HSL)68.32%
Lightness80.2%
Dominant channelBlue
Hex per channelR AA · G AD · B EF

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