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Recognised as Colour

#C1D1DB

  • #C1D1DB
  • Blue
  • Light
  • Nearest: Light grey

#C1D1DB is a blue with RGB values 193, 209, 219 and HSL 203°, 27%, 81%. It is a light colour, so black text on it reaches 13.4:1 contrast (AAA for normal text). The nearest named colour is Light grey.

Colour values

#C1D1DB#C1D1DB
HEX#C1D1DB
RGBrgb(193, 209, 219)
RGB (0–1)0.7569, 0.8196, 0.8588
RGB percentages75.7%, 82%, 85.9%
HSLhsl(203.1, 26.5%, 80.8%)
HSV / HSBhsv(203.1, 11.9%, 85.9%)
CMYK11.9%, 4.6%, 0%, 14.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,702,171
CSS custom property--colour: #C1D1DB;

Brightness & contrast

Relative luminance0.62053WCAG 2.x, 0 is black and 1 is white
Perceived brightness205.5 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 13.41:1
Contrast with white1.57:1WCAG normal text: Fail
Contrast with black13.41:1WCAG normal text: AAA
Greyscale equivalent#CECECE
Inverted#3E2E24

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#CDD0DCno red cones; affects about 1% of men; ΔE 4.7 from the original
Deuteranopia#C9CDDBno green cones; the most common form, about 1% of men; ΔE 4.8 from the original
Tritanopia#BAD4D4no blue cones; rare, and affects men and women equally; ΔE 6.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.57:1WCAG large text: Fail
Contrast with black, large text13.41:1WCAG large text: AAA

Named colours

Light grey · ΔE 7.8Light blue · ΔE 8.9Gainsboro · ΔE 9Silver · ΔE 9.2Light steelblue · ΔE 9.8Powder blue · ΔE 11.2
Nearest named CSS colourLight grey (#D3D3D3)ΔE 7.76, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DBCBC1
Analogous#C1DBD8, #C1C4DB
Triadic#DBC1D1, #D1DBC1
Split complementary#DBC1C4, #DBD8C1
Tetradic#D8C1DB, #DBCBC1, #C4DBC1

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#FFFFFF
Lighter +10%#E1E9EE
Darker −10%#A1B9C8
Darker −20%#80A1B6
Darker −30%#6089A3
Darker −40%#4C6E84
More saturated +25%#B5D4E7
Less saturated −25%#CDCECF

Channel breakdown

R193
G209
B219
Red193 (75.7%)
Green209 (82%)
Blue219 (85.9%)
Hue203.08°
Saturation (HSL)26.53%
Lightness80.78%
Dominant channelBlue
Hex per channelR C1 · G D1 · B DB

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Every value on this page was computed from “c1d1db” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.