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Recognised as Colour

#CDDEFF

  • #CDDEFF
  • Blue
  • Light
  • Nearest: Lavender

#CDDEFF is a blue with RGB values 205, 222, 255 and HSL 220°, 100%, 90%. It is a light colour, so black text on it reaches 15.5:1 contrast (AAA for normal text). The nearest named colour is Lavender.

Colour values

#CDDEFF#CDDEFF
HEX#CDDEFF
RGBrgb(205, 222, 255)
RGB (0–1)0.8039, 0.8706, 1
RGB percentages80.4%, 87.1%, 100%
HSLhsl(219.6, 100%, 90.2%)
HSV / HSBhsv(219.6, 19.6%, 100%)
CMYK19.6%, 12.9%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer13,491,967
CSS custom property--colour: #CDDEFF;

Brightness & contrast

Relative luminance0.72442WCAG 2.x, 0 is black and 1 is white
Perceived brightness221.2 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 15.49:1
Contrast with white1.36:1WCAG normal text: Fail
Contrast with black15.49:1WCAG normal text: AAA
Greyscale equivalent#DDDDDD
Inverted#322100

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#D4E0FFno red cones; affects about 1% of men; ΔE 2.1 from the original
Deuteranopia#CFDBFEno green cones; the most common form, about 1% of men; ΔE 2.1 from the original
Tritanopia#C1E4E9no blue cones; rare, and affects men and women equally; ΔE 16.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.36:1WCAG large text: Fail
Contrast with black, large text15.49:1WCAG large text: AAA

Named colours

Lavender · ΔE 9.4Light steelblue · ΔE 10.4Light blue · ΔE 14.3Alice blue · ΔE 16.5Thistle · ΔE 17Ghost white · ΔE 17.4
Nearest named CSS colourLavender (#E6E6FA)ΔE 9.41, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FFEECD
Analogous#CDF7FF, #D5CDFF
Triadic#FFCDDE, #DEFFCD
Split complementary#FFD5CD, #F7FFCD
Tetradic#FFCDF7, #FFEECD, #CDFFD5

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#FFFFFF
Lighter +10%#FFFFFF
Darker −10%#9ABCFF
Darker −20%#679BFF
Darker −30%#3479FF
Darker −40%#0157FF
More saturated +25%#CDDEFF
Less saturated −25%#D3E0F9

Channel breakdown

R205
G222
B255
Red205 (80.4%)
Green222 (87.1%)
Blue255 (100%)
Hue219.6°
Saturation (HSL)100%
Lightness90.2%
Dominant channelBlue
Hex per channelR CD · G DE · B FF

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