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Recognised as Colour

#A4AEDD

  • #A4AEDD
  • Blue
  • Dark
  • Nearest: Light steelblue

#A4AEDD is a blue with RGB values 164, 174, 221 and HSL 229°, 46%, 75%. 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

#A4AEDD#A4AEDD
HEX#A4AEDD
RGBrgb(164, 174, 221)
RGB (0–1)0.6431, 0.6824, 0.8667
RGB percentages64.3%, 68.2%, 86.7%
HSLhsl(229.5, 45.6%, 75.5%)
HSV / HSBhsv(229.5, 25.8%, 86.7%)
CMYK25.8%, 21.3%, 0%, 13.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,792,669
CSS custom property--colour: #A4AEDD;

Brightness & contrast

Relative luminance0.43385WCAG 2.x, 0 is black and 1 is white
Perceived brightness177.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.68:1
Contrast with white2.17:1WCAG normal text: Fail
Contrast with black9.68:1WCAG normal text: AAA
Greyscale equivalent#AFAFAF
Inverted#5B5122

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#A0B2DFno red cones; affects about 1% of men; ΔE 3 from the original
Deuteranopia#9DAEDCno green cones; the most common form, about 1% of men; ΔE 2.4 from the original
Tritanopia#96B7BEno blue cones; rare, and affects men and women equally; ΔE 24 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.17:1WCAG large text: Fail
Contrast with black, large text9.68:1WCAG large text: AAA

Named colours

Light steelblue · ΔE 14.2Thistle · ΔE 18.8Light skyblue · ΔE 19.7Light slate grey · ΔE 22.9Sky blue · ΔE 23.1Steel blue · ΔE 23.4
Nearest named CSS colourLight steelblue (#B0C4DE)ΔE 14.19, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DDD3A4
Analogous#A4CADD, #B7A4DD
Triadic#DDA4AE, #AEDDA4
Split complementary#DDB7A4, #CADDA4
Tetradic#DDA4CB, #DDD3A4, #A4DDB7

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#EEF0F9
Lighter +10%#C9CFEB
Darker −10%#7F8DCF
Darker −20%#5A6CC1
Darker −30%#3F52A9
Darker −40%#314084
More saturated +25%#94A4ED
Less saturated −25%#B4B8CD

Channel breakdown

R164
G174
B221
Red164 (64.3%)
Green174 (68.2%)
Blue221 (86.7%)
Hue229.47°
Saturation (HSL)45.6%
Lightness75.49%
Dominant channelBlue
Hex per channelR A4 · G AE · B DD

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Every value on this page was computed from “a4aedd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.