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Recognised as Colour

#D9DDE3

  • #D9DDE3
  • Blue
  • Light
  • Nearest: Gainsboro

#D9DDE3 is a blue with RGB values 217, 221, 227 and HSL 216°, 15%, 87%. It is a light colour, so black text on it reaches 15.4:1 contrast (AAA for normal text). The nearest named colour is Gainsboro.

Colour values

#D9DDE3#D9DDE3
HEX#D9DDE3
RGBrgb(217, 221, 227)
RGB (0–1)0.851, 0.8667, 0.8902
RGB percentages85.1%, 86.7%, 89%
HSLhsl(216, 15.2%, 87.1%)
HSV / HSBhsv(216, 4.4%, 89%)
CMYK4.4%, 2.6%, 0%, 11%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer14,278,115
CSS custom property--colour: #D9DDE3;

Brightness & contrast

Relative luminance0.72011WCAG 2.x, 0 is black and 1 is white
Perceived brightness220.5 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 15.4:1
Contrast with white1.36:1WCAG normal text: Fail
Contrast with black15.4:1WCAG normal text: AAA
Greyscale equivalent#DDDDDD
Inverted#26221C

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#DBDDE3no red cones; affects about 1% of men; ΔE 0.7 from the original
Deuteranopia#DADCE3no green cones; the most common form, about 1% of men; ΔE 0.9 from the original
Tritanopia#D7DEDFno blue cones; rare, and affects men and women equally; ΔE 2.8 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 text15.4:1WCAG large text: AAA

Named colours

Gainsboro · ΔE 3.4Light grey · ΔE 4.8Lavender · ΔE 8.3White smoke · ΔE 9.2Alice blue · ΔE 9.3Ghost white · ΔE 9.9
Nearest named CSS colourGainsboro (#DCDCDC)ΔE 3.42, a close match
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#E3DFD9
Analogous#D9E2E3, #DAD9E3
Triadic#E3D9DD, #DDE3D9
Split complementary#E3DAD9, #E2E3D9
Tetradic#E3D9E2, #E3DFD9, #D9E3DA

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#FFFFFF
Lighter +10%#F6F7F9
Darker −10%#BCC3CD
Darker −20%#9EA8B8
Darker −30%#818EA2
Darker −40%#66748A
More saturated +25%#D1DBEB
Less saturated −25%#DEDEDE

Channel breakdown

R217
G221
B227
Red217 (85.1%)
Green221 (86.7%)
Blue227 (89%)
Hue216°
Saturation (HSL)15.15%
Lightness87.06%
Dominant channelBlue
Hex per channelR D9 · G DD · B E3

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Every value on this page was computed from “d9dde3” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.