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Recognised as Colour

#A1AED8

  • #A1AED8
  • Blue
  • Dark
  • Nearest: Light steelblue

#A1AED8 is a blue with RGB values 161, 174, 216 and HSL 226°, 41%, 74%. It is a dark colour, so black text on it reaches 9.6:1 contrast (AAA for normal text). The nearest named colour is Light steelblue.

Colour values

#A1AED8#A1AED8
HEX#A1AED8
RGBrgb(161, 174, 216)
RGB (0–1)0.6314, 0.6824, 0.8471
RGB percentages63.1%, 68.2%, 84.7%
HSLhsl(225.8, 41.4%, 73.9%)
HSV / HSBhsv(225.8, 25.5%, 84.7%)
CMYK25.5%, 19.4%, 0%, 15.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,596,056
CSS custom property--colour: #A1AED8;

Brightness & contrast

Relative luminance0.42807WCAG 2.x, 0 is black and 1 is white
Perceived brightness175.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.56:1
Contrast with white2.2:1WCAG normal text: Fail
Contrast with black9.56:1WCAG normal text: AAA
Greyscale equivalent#AEAEAE
Inverted#5E5127

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#A2B1DAno red cones; affects about 1% of men; ΔE 1.3 from the original
Deuteranopia#9DADD7no green cones; the most common form, about 1% of men; ΔE 1.1 from the original
Tritanopia#93B6BCno blue cones; rare, and affects men and women equally; ΔE 21.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.2:1WCAG large text: Fail
Contrast with black, large text9.56:1WCAG large text: AAA

Named colours

Light steelblue · ΔE 11.9Thistle · ΔE 18.1Light skyblue · ΔE 18.5Light slate grey · ΔE 20.6Sky blue · ΔE 21.1Light blue · ΔE 22.9
Nearest named CSS colourLight steelblue (#B0C4DE)ΔE 11.88, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D8CBA1
Analogous#A1CAD8, #AFA1D8
Triadic#D8A1AE, #AED8A1
Split complementary#D8B0A1, #CAD8A1
Tetradic#D8A1CA, #D8CBA1, #A1D8B0

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#E9ECF6
Lighter +10%#C5CDE7
Darker −10%#7D8FC9
Darker −20%#5970BA
Darker −30%#42589E
Darker −40%#33447A
More saturated +25%#90A5E9
Less saturated −25%#B2B7C7

Channel breakdown

R161
G174
B216
Red161 (63.1%)
Green174 (68.2%)
Blue216 (84.7%)
Hue225.82°
Saturation (HSL)41.35%
Lightness73.92%
Dominant channelBlue
Hex per channelR A1 · G AE · B D8

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Every value on this page was computed from “a1aed8” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.