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Recognised as Colour

#ACA9EE

  • #ACA9EE
  • Blue
  • Dark
  • Nearest: Cornflower blue

#ACA9EE is a blue with RGB values 172, 169, 238 and HSL 243°, 67%, 80%. It is a dark colour, so black text on it reaches 9.7:1 contrast (AAA for normal text). The nearest named colour is Cornflower blue.

Colour values

#ACA9EE#ACA9EE
HEX#ACA9EE
RGBrgb(172, 169, 238)
RGB (0–1)0.6745, 0.6627, 0.9333
RGB percentages67.5%, 66.3%, 93.3%
HSLhsl(242.6, 67%, 79.8%)
HSV / HSBhsv(242.6, 29%, 93.3%)
CMYK27.7%, 29%, 0%, 6.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,315,694
CSS custom property--colour: #ACA9EE;

Brightness & contrast

Relative luminance0.4332WCAG 2.x, 0 is black and 1 is white
Perceived brightness179.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.66:1
Contrast with white2.17:1WCAG normal text: Fail
Contrast with black9.66:1WCAG normal text: AAA
Greyscale equivalent#AFAFAF
Inverted#535611

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#96B2F1no red cones; affects about 1% of men; ΔE 10.4 from the original
Deuteranopia#94AEECno green cones; the most common form, about 1% of men; ΔE 10 from the original
Tritanopia#9CB5C1no blue cones; rare, and affects men and women equally; ΔE 33.4 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 text9.66:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 19.3Plum · ΔE 20.5Thistle · ΔE 26.4Light steelblue · ΔE 26.5Steel blue · ΔE 27.9Light skyblue · ΔE 28.6
Nearest named CSS colourCornflower blue (#6495ED)ΔE 19.3, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#EBEEA9
Analogous#A9C8EE, #CFA9EE
Triadic#EEACA9, #A9EEAC
Split complementary#EECFA9, #C8EEA9
Tetradic#EEA9C8, #EBEEA9, #A9EECF

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#FEFEFF
Lighter +10%#D5D4F6
Darker −10%#837EE6
Darker −20%#5A54DD
Darker −30%#312AD4
Darker −40%#2722A9
More saturated +25%#A09CFB
Less saturated −25%#B8B6E1

Channel breakdown

R172
G169
B238
Red172 (67.5%)
Green169 (66.3%)
Blue238 (93.3%)
Hue242.61°
Saturation (HSL)66.99%
Lightness79.8%
Dominant channelBlue
Hex per channelR AC · G A9 · B EE

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Every value on this page was computed from “aca9ee” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.