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Recognised as Colour

#ACDDD9

  • #ACDDD9
  • Cyan
  • Light
  • Nearest: Powder blue

#ACDDD9 is a cyan with RGB values 172, 221, 217 and HSL 175°, 42%, 77%. It is a light colour, so black text on it reaches 14.1:1 contrast (AAA for normal text). The nearest named colour is Powder blue.

Colour values

#ACDDD9#ACDDD9
HEX#ACDDD9
RGBrgb(172, 221, 217)
RGB (0–1)0.6745, 0.8667, 0.851
RGB percentages67.5%, 86.7%, 85.1%
HSLhsl(175.1, 41.9%, 77.1%)
HSV / HSBhsv(175.1, 22.2%, 86.7%)
CMYK22.2%, 0%, 1.8%, 13.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,328,985
CSS custom property--colour: #ACDDD9;

Brightness & contrast

Relative luminance0.65493WCAG 2.x, 0 is black and 1 is white
Perceived brightness207.1 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 14.1:1
Contrast with white1.49:1WCAG normal text: Fail
Contrast with black14.1:1WCAG normal text: AAA
Greyscale equivalent#D2D2D2
Inverted#532226

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#D7D8D9no red cones; affects about 1% of men; ΔE 16.7 from the original
Deuteranopia#CED1DAno green cones; the most common form, about 1% of men; ΔE 17.3 from the original
Tritanopia#9DE0DCno blue cones; rare, and affects men and women equally; ΔE 5.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.49:1WCAG large text: Fail
Contrast with black, large text14.1:1WCAG large text: AAA

Named colours

Powder blue · ΔE 5.6Pale turquoise · ΔE 6.9Light blue · ΔE 10.1Light cyan · ΔE 14.7Light grey · ΔE 16.9Gainsboro · ΔE 17.1
Nearest named CSS colourPowder blue (#B0E0E6)ΔE 5.56, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DDACB0
Analogous#ACDDC1, #ACC9DD
Triadic#D9ACDD, #DDD9AC
Split complementary#DDACC9, #DDC1AC
Tetradic#C1ACDD, #DDACB0, #C9DDAC

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#F4FBFA
Lighter +10%#D0ECEA
Darker −10%#88CEC8
Darker −20%#64BFB8
Darker −30%#46AAA2
Darker −40%#378680
More saturated +25%#9DECE5
Less saturated −25%#BBCECD

Channel breakdown

R172
G221
B217
Red172 (67.5%)
Green221 (86.7%)
Blue217 (85.1%)
Hue175.1°
Saturation (HSL)41.88%
Lightness77.06%
Dominant channelGreen
Hex per channelR AC · G DD · B D9

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Every value on this page was computed from “acddd9” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.