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Recognised as Colour

#A3BBD6

  • #A3BBD6
  • Blue
  • Dark
  • Nearest: Light steelblue

#A3BBD6 is a blue with RGB values 163, 187, 214 and HSL 212°, 38%, 74%. It is a dark colour, so black text on it reaches 10.6:1 contrast (AAA for normal text). The nearest named colour is Light steelblue.

Colour values

#A3BBD6#A3BBD6
HEX#A3BBD6
RGBrgb(163, 187, 214)
RGB (0–1)0.6392, 0.7333, 0.8392
RGB percentages63.9%, 73.3%, 83.9%
HSLhsl(211.8, 38.3%, 73.9%)
HSV / HSBhsv(211.8, 23.8%, 83.9%)
CMYK23.8%, 12.6%, 0%, 16.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,730,454
CSS custom property--colour: #A3BBD6;

Brightness & contrast

Relative luminance0.48182WCAG 2.x, 0 is black and 1 is white
Perceived brightness183.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10.64:1
Contrast with white1.97:1WCAG normal text: Fail
Contrast with black10.64:1WCAG normal text: AAA
Greyscale equivalent#B8B8B8
Inverted#5C4429

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#B1BBD7no red cones; affects about 1% of men; ΔE 4.8 from the original
Deuteranopia#ABB6D5no green cones; the most common form, about 1% of men; ΔE 5.1 from the original
Tritanopia#95C1C4no blue cones; rare, and affects men and women equally; ΔE 15.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.97:1WCAG large text: Fail
Contrast with black, large text10.64:1WCAG large text: AAA

Named colours

Light steelblue · ΔE 3.8Light blue · ΔE 13.3Sky blue · ΔE 14.2Light skyblue · ΔE 15.7Silver · ΔE 16.6Dark grey · ΔE 17.4
Nearest named CSS colourLight steelblue (#B0C4DE)ΔE 3.79, a close match
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D6BEA3
Analogous#A3D5D6, #A4A3D6
Triadic#D6A3BB, #BBD6A3
Split complementary#D6A4A3, #D5D6A3
Tetradic#D6A3D5, #D6BEA3, #A3D6A4

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#EAEFF5
Lighter +10%#C6D5E6
Darker −10%#80A1C6
Darker −20%#5C87B7
Darker −30%#456D9B
Darker −40%#355578
More saturated +25%#92BAE7
Less saturated −25%#B4BCC5

Channel breakdown

R163
G187
B214
Red163 (63.9%)
Green187 (73.3%)
Blue214 (83.9%)
Hue211.76°
Saturation (HSL)38.35%
Lightness73.92%
Dominant channelBlue
Hex per channelR A3 · G BB · B D6

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Every value on this page was computed from “a3bbd6” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.