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Recognised as Colour

#CDDDE9

  • #CDDDE9
  • Blue
  • Light
  • Nearest: Gainsboro

#CDDDE9 is a blue with RGB values 205, 221, 233 and HSL 206°, 39%, 86%. It is a light colour, so black text on it reaches 15.1:1 contrast (AAA for normal text). The nearest named colour is Gainsboro.

Colour values

#CDDDE9#CDDDE9
HEX#CDDDE9
RGBrgb(205, 221, 233)
RGB (0–1)0.8039, 0.8667, 0.9137
RGB percentages80.4%, 86.7%, 91.4%
HSLhsl(205.7, 38.9%, 85.9%)
HSV / HSBhsv(205.7, 12%, 91.4%)
CMYK12%, 5.2%, 0%, 8.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer13,491,689
CSS custom property--colour: #CDDDE9;

Brightness & contrast

Relative luminance0.70575WCAG 2.x, 0 is black and 1 is white
Perceived brightness217.8 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 15.12:1
Contrast with white1.39:1WCAG normal text: Fail
Contrast with black15.12:1WCAG normal text: AAA
Greyscale equivalent#DADADA
Inverted#322216

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#D8DCEAno red cones; affects about 1% of men; ΔE 4.3 from the original
Deuteranopia#D4D9E9no green cones; the most common form, about 1% of men; ΔE 4.4 from the original
Tritanopia#C6E0E1no blue cones; rare, and affects men and women equally; ΔE 6.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.39:1WCAG large text: Fail
Contrast with black, large text15.12:1WCAG large text: AAA

Named colours

Gainsboro · ΔE 8.3Lavender · ΔE 8.3Light grey · ΔE 8.7Light blue · ΔE 9.4Alice blue · ΔE 10.6Powder blue · ΔE 11.2
Nearest named CSS colourGainsboro (#DCDCDC)ΔE 8.26, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#E9D9CD
Analogous#CDE9E7, #CDCFE9
Triadic#E9CDDD, #DDE9CD
Split complementary#E9CDCF, #E9E7CD
Tetradic#E7CDE9, #E9D9CD, #CFE9CD

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#FFFFFF
Lighter +10%#F0F5F9
Darker −10%#AAC5D9
Darker −20%#86ADCA
Darker −30%#6395BA
Darker −40%#487CA3
More saturated +25%#C4DEF2
Less saturated −25%#D6DCE0

Channel breakdown

R205
G221
B233
Red205 (80.4%)
Green221 (86.7%)
Blue233 (91.4%)
Hue205.71°
Saturation (HSL)38.89%
Lightness85.88%
Dominant channelBlue
Hex per channelR CD · G DD · B E9

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Every value on this page was computed from “cddde9” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.