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Colour

#C1D9FF

  • #C1D9FF
  • Blue
  • Light
  • Nearest: Light steelblue

#C1D9FF is a blue with RGB values 193, 217, 255 and HSL 217°, 100%, 88%. It is a light colour, so black text on it reaches 14.6:1 contrast (AAA for normal text). The nearest named colour is Light steelblue.

Colour values

#C1D9FF#C1D9FF
HEX#C1D9FF
RGBrgb(193, 217, 255)
RGB (0–1)0.7569, 0.851, 1
RGB percentages75.7%, 85.1%, 100%
HSLhsl(216.8, 100%, 87.8%)
HSV / HSBhsv(216.8, 24.3%, 100%)
CMYK24.3%, 14.9%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,704,255
CSS custom property--colour: #C1D9FF;

Brightness & contrast

Relative luminance0.68183WCAG 2.x, 0 is black and 1 is white
Perceived brightness214.9 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 14.64:1
Contrast with white1.43:1WCAG normal text: Fail
Contrast with black14.64:1WCAG normal text: AAA
Greyscale equivalent#D7D7D7
Inverted#3E2600

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#CCDBFFno red cones; affects about 1% of men; ΔE 3.2 from the original
Deuteranopia#C6D5FEno green cones; the most common form, about 1% of men; ΔE 3.5 from the original
Tritanopia#B1E1E5no blue cones; rare, and affects men and women equally; ΔE 20.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.43:1WCAG large text: Fail
Contrast with black, large text14.64:1WCAG large text: AAA

Named colours

Light steelblue · ΔE 9.8Lavender · ΔE 13.3Light skyblue · ΔE 14.6Light blue · ΔE 14.8Sky blue · ΔE 16.5Thistle · ΔE 18.7
Nearest named CSS colourLight steelblue (#B0C4DE)ΔE 9.78, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FFE7C1
Analogous#C1F8FF, #C8C1FF
Triadic#FFC1D9, #D9FFC1
Split complementary#FFC8C1, #F8FFC1
Tetradic#FFC1F8, #FFE7C1, #C1FFC8

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#FFFFFF
Lighter +10%#F4F8FF
Darker −10%#8EBAFF
Darker −20%#5B9AFF
Darker −30%#287BFF
Darker −40%#005EF4
More saturated +25%#C1D9FF
Less saturated −25%#C9DBF7

Channel breakdown

R193
G217
B255
Red193 (75.7%)
Green217 (85.1%)
Blue255 (100%)
Hue216.77°
Saturation (HSL)100%
Lightness87.84%
Dominant channelBlue
Hex per channelR C1 · G D9 · B FF

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Every value on this page was computed from “c1d9ff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.