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Recognised as Colour

#C9CDDD

  • #C9CDDD
  • Blue
  • Light
  • Nearest: Light steelblue

#C9CDDD is a blue with RGB values 201, 205, 221 and HSL 228°, 23%, 83%. It is a light colour, so black text on it reaches 13.3:1 contrast (AAA for normal text). The nearest named colour is Light steelblue.

Colour values

#C9CDDD#C9CDDD
HEX#C9CDDD
RGBrgb(201, 205, 221)
RGB (0–1)0.7882, 0.8039, 0.8667
RGB percentages78.8%, 80.4%, 86.7%
HSLhsl(228, 22.7%, 82.7%)
HSV / HSBhsv(228, 9%, 86.7%)
CMYK9%, 7.2%, 0%, 13.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer13,225,437
CSS custom property--colour: #C9CDDD;

Brightness & contrast

Relative luminance0.61301WCAG 2.x, 0 is black and 1 is white
Perceived brightness205.7 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 13.26:1
Contrast with white1.58:1WCAG normal text: Fail
Contrast with black13.26:1WCAG normal text: AAA
Greyscale equivalent#CDCDCD
Inverted#363222

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#C9CEDEno red cones; affects about 1% of men; ΔE 0.4 from the original
Deuteranopia#C8CDDDno green cones; the most common form, about 1% of men; ΔE 0.4 from the original
Tritanopia#C5D0D2no blue cones; rare, and affects men and women equally; ΔE 7.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.58:1WCAG large text: Fail
Contrast with black, large text13.26:1WCAG large text: AAA

Named colours

Light steelblue · ΔE 8.5Light grey · ΔE 8.8Lavender · ΔE 9.6Silver · ΔE 9.8Gainsboro · ΔE 10Thistle · ΔE 11.8
Nearest named CSS colourLight steelblue (#B0C4DE)ΔE 8.5, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DDD9C9
Analogous#C9D7DD, #CFC9DD
Triadic#DDC9CD, #CDDDC9
Split complementary#DDCFC9, #D7DDC9
Tetradic#DDC9D7, #DDD9C9, #C9DDCF

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#FFFFFF
Lighter +10%#E8EAF1
Darker −10%#AAB0C9
Darker −20%#8A93B6
Darker −30%#6B76A2
Darker −40%#545E86
More saturated +25%#BEC6E8
Less saturated −25%#D3D3D3

Channel breakdown

R201
G205
B221
Red201 (78.8%)
Green205 (80.4%)
Blue221 (86.7%)
Hue228°
Saturation (HSL)22.73%
Lightness82.75%
Dominant channelBlue
Hex per channelR C9 · G CD · B DD

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Every value on this page was computed from “c9cddd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.