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Recognised as Colour

#C5D1D9

  • #C5D1D9
  • Blue
  • Light
  • Nearest: Light grey

#C5D1D9 is a blue with RGB values 197, 209, 217 and HSL 204°, 21%, 81%. It is a light colour, so black text on it reaches 13.5:1 contrast (AAA for normal text). The nearest named colour is Light grey.

Colour values

#C5D1D9#C5D1D9
HEX#C5D1D9
RGBrgb(197, 209, 217)
RGB (0–1)0.7725, 0.8196, 0.851
RGB percentages77.3%, 82%, 85.1%
HSLhsl(204, 20.8%, 81.2%)
HSV / HSBhsv(204, 9.2%, 85.1%)
CMYK9.2%, 3.7%, 0%, 14.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,964,313
CSS custom property--colour: #C5D1D9;

Brightness & contrast

Relative luminance0.62481WCAG 2.x, 0 is black and 1 is white
Perceived brightness206.4 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 13.5:1
Contrast with white1.56:1WCAG normal text: Fail
Contrast with black13.5:1WCAG normal text: AAA
Greyscale equivalent#CFCFCF
Inverted#3A2E26

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#CED0D9no red cones; affects about 1% of men; ΔE 3.6 from the original
Deuteranopia#CBCED9no green cones; the most common form, about 1% of men; ΔE 3.6 from the original
Tritanopia#C0D3D3no blue cones; rare, and affects men and women equally; ΔE 5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.56:1WCAG large text: Fail
Contrast with black, large text13.5:1WCAG large text: AAA

Named colours

Light grey · ΔE 6.1Gainsboro · ΔE 7.5Silver · ΔE 8Light blue · ΔE 10.4Light steelblue · ΔE 11Lavender · ΔE 11.5
Nearest named CSS colourLight grey (#D3D3D3)ΔE 6.07, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D9CDC5
Analogous#C5D9D7, #C5C7D9
Triadic#D9C5D1, #D1D9C5
Split complementary#D9C5C7, #D9D7C5
Tetradic#D7C5D9, #D9CDC5, #C7D9C5

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#FFFFFF
Lighter +10%#E4E9ED
Darker −10%#A6B9C5
Darker −20%#87A0B1
Darker −30%#69889C
Darker −40%#536D7F
More saturated +25%#B9D3E5
Less saturated −25%#CFCFCF

Channel breakdown

R197
G209
B217
Red197 (77.3%)
Green209 (82%)
Blue217 (85.1%)
Hue204°
Saturation (HSL)20.83%
Lightness81.18%
Dominant channelBlue
Hex per channelR C5 · G D1 · B D9

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Every value on this page was computed from “c5d1d9” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.