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Recognised as Colour

#AAADDE

  • #AAADDE
  • Blue
  • Dark
  • Nearest: Light steelblue

#AAADDE is a blue with RGB values 170, 173, 222 and HSL 237°, 44%, 77%. It is a dark colour, so black text on it reaches 9.7:1 contrast (AAA for normal text). The nearest named colour is Light steelblue.

Colour values

#AAADDE#AAADDE
HEX#AAADDE
RGBrgb(170, 173, 222)
RGB (0–1)0.6667, 0.6784, 0.8706
RGB percentages66.7%, 67.8%, 87.1%
HSLhsl(236.5, 44.1%, 76.9%)
HSV / HSBhsv(236.5, 23.4%, 87.1%)
CMYK23.4%, 22.1%, 0%, 12.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,185,630
CSS custom property--colour: #AAADDE;

Brightness & contrast

Relative luminance0.43707WCAG 2.x, 0 is black and 1 is white
Perceived brightness178.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.74:1
Contrast with white2.16:1WCAG normal text: Fail
Contrast with black9.74:1WCAG normal text: AAA
Greyscale equivalent#B0B0B0
Inverted#555221

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#A0B2E0no red cones; affects about 1% of men; ΔE 5.3 from the original
Deuteranopia#9EAFDDno green cones; the most common form, about 1% of men; ΔE 5 from the original
Tritanopia#9EB6BEno blue cones; rare, and affects men and women equally; ΔE 24.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.16:1WCAG large text: Fail
Contrast with black, large text9.74:1WCAG large text: AAA

Named colours

Light steelblue · ΔE 15.8Thistle · ΔE 18.1Light skyblue · ΔE 21.9Plum · ΔE 23.4Light slate grey · ΔE 24.2Steel blue · ΔE 24.8
Nearest named CSS colourLight steelblue (#B0C4DE)ΔE 15.83, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DEDBAA
Analogous#AAC7DE, #C1AADE
Triadic#DEAAAD, #ADDEAA
Split complementary#DEC1AA, #C7DEAA
Tetradic#DEAAC7, #DEDBAA, #AADEC1

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#F3F4FB
Lighter +10%#CFD0EC
Darker −10%#858AD0
Darker −20%#6166C1
Darker −30%#4349AC
Darker −40%#353987
More saturated +25%#9BA0ED
Less saturated −25%#B9BACF

Channel breakdown

R170
G173
B222
Red170 (66.7%)
Green173 (67.8%)
Blue222 (87.1%)
Hue236.54°
Saturation (HSL)44.07%
Lightness76.86%
Dominant channelBlue
Hex per channelR AA · G AD · B DE

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