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Recognised as Colour

#AADBDD

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

#AADBDD is a cyan with RGB values 170, 219, 221 and HSL 182°, 43%, 77%. It is a light colour, so black text on it reaches 13.9:1 contrast (AAA for normal text). The nearest named colour is Powder blue.

Colour values

#AADBDD#AADBDD
HEX#AADBDD
RGBrgb(170, 219, 221)
RGB (0–1)0.6667, 0.8588, 0.8667
RGB percentages66.7%, 85.9%, 86.7%
HSLhsl(182.4, 42.9%, 76.7%)
HSV / HSBhsv(182.4, 23.1%, 86.7%)
CMYK23.1%, 0.9%, 0%, 13.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,197,405
CSS custom property--colour: #AADBDD;

Brightness & contrast

Relative luminance0.6443WCAG 2.x, 0 is black and 1 is white
Perceived brightness205.8 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 13.89:1
Contrast with white1.51:1WCAG normal text: Fail
Contrast with black13.89:1WCAG normal text: AAA
Greyscale equivalent#D1D1D1
Inverted#552422

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#D4D6DDno red cones; affects about 1% of men; ΔE 16.2 from the original
Deuteranopia#CACFDDno green cones; the most common form, about 1% of men; ΔE 16.4 from the original
Tritanopia#9ADFDBno blue cones; rare, and affects men and women equally; ΔE 7.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.51:1WCAG large text: Fail
Contrast with black, large text13.89:1WCAG large text: AAA

Named colours

Powder blue · ΔE 2.9Light blue · ΔE 6.9Pale turquoise · ΔE 7.3Light cyan · ΔE 15Sky blue · ΔE 15.9Light grey · ΔE 16.5
Nearest named CSS colourPowder blue (#B0E0E6)ΔE 2.94, a close match
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DDACAA
Analogous#AADDC5, #AAC1DD
Triadic#DDAADB, #DBDDAA
Split complementary#DDAAC1, #DDC5AA
Tetradic#C6AADD, #DDACAA, #C1DDAA

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#F3FAFA
Lighter +10%#CEEAEC
Darker −10%#86CCCE
Darker −20%#61BCC0
Darker −30%#44A6AA
Darker −40%#358286
More saturated +25%#9BE9EC
Less saturated −25%#B9CDCE

Channel breakdown

R170
G219
B221
Red170 (66.7%)
Green219 (85.9%)
Blue221 (86.7%)
Hue182.35°
Saturation (HSL)42.86%
Lightness76.67%
Dominant channelBlue
Hex per channelR AA · G DB · B DD

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