Nerdulator> put something in

Recognised as Colour

#A9DCDD

  • #A9DCDD
  • Cyan
  • Light
  • Nearest: Powder blue

#A9DCDD is a cyan with RGB values 169, 220, 221 and HSL 181°, 43%, 76%. It is a light colour, so black text on it reaches 14:1 contrast (AAA for normal text). The nearest named colour is Powder blue.

Colour values

#A9DCDD#A9DCDD
HEX#A9DCDD
RGBrgb(169, 220, 221)
RGB (0–1)0.6627, 0.8627, 0.8667
RGB percentages66.3%, 86.3%, 86.7%
HSLhsl(181.2, 43.3%, 76.5%)
HSV / HSBhsv(181.2, 23.5%, 86.7%)
CMYK23.5%, 0.5%, 0%, 13.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,132,125
CSS custom property--colour: #A9DCDD;

Brightness & contrast

Relative luminance0.64842WCAG 2.x, 0 is black and 1 is white
Perceived brightness206.2 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 13.97:1
Contrast with white1.5:1WCAG normal text: Fail
Contrast with black13.97:1WCAG normal text: AAA
Greyscale equivalent#D1D1D1
Inverted#562322

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#D5D7DDno red cones; affects about 1% of men; ΔE 16.8 from the original
Deuteranopia#CBCFDDno green cones; the most common form, about 1% of men; ΔE 17.5 from the original
Tritanopia#98E0DCno blue cones; rare, and affects men and women equally; ΔE 7.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.5:1WCAG large text: Fail
Contrast with black, large text13.97:1WCAG large text: AAA

Named colours

Powder blue · ΔE 3.4Pale turquoise · ΔE 6.7Light blue · ΔE 7.7Light cyan · ΔE 15Sky blue · ΔE 16.3Light grey · ΔE 17.1
Nearest named CSS colourPowder blue (#B0E0E6)ΔE 3.41, a close match
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DDAAA9
Analogous#A9DDC4, #A9C2DD
Triadic#DDA9DC, #DCDDA9
Split complementary#DDA9C2, #DDC4A9
Tetradic#C4A9DD, #DDAAA9, #C2DDA9

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#F2FAFA
Lighter +10%#CEEBEB
Darker −10%#84CDCF
Darker −20%#60BEC0
Darker −30%#43A8AA
Darker −40%#358485
More saturated +25%#9AEAEC
Less saturated −25%#B8CECE

Channel breakdown

R169
G220
B221
Red169 (66.3%)
Green220 (86.3%)
Blue221 (86.7%)
Hue181.15°
Saturation (HSL)43.33%
Lightness76.47%
Dominant channelBlue
Hex per channelR A9 · G DC · B DD

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

Nerdulate something else

Nothing in mind? Surprise me · today’s page

Every value on this page was computed from “a9dcdd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.