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Recognised as Colour

#A3ADC1

  • #A3ADC1
  • Blue
  • Dark
  • Nearest: Light steelblue

#A3ADC1 is a blue with RGB values 163, 173, 193 and HSL 220°, 19%, 70%. It is a dark colour, so black text on it reaches 9.3:1 contrast (AAA for normal text). The nearest named colour is Light steelblue.

Colour values

#A3ADC1#A3ADC1
HEX#A3ADC1
RGBrgb(163, 173, 193)
RGB (0–1)0.6392, 0.6784, 0.7569
RGB percentages63.9%, 67.8%, 75.7%
HSLhsl(220, 19.5%, 69.8%)
HSV / HSBhsv(220, 15.5%, 75.7%)
CMYK15.5%, 10.4%, 0%, 24.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,726,849
CSS custom property--colour: #A3ADC1;

Brightness & contrast

Relative luminance0.41524WCAG 2.x, 0 is black and 1 is white
Perceived brightness172.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.3:1
Contrast with white2.26:1WCAG normal text: Fail
Contrast with black9.3:1WCAG normal text: AAA
Greyscale equivalent#ACACAC
Inverted#5C523E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#A7AEC2no red cones; affects about 1% of men; ΔE 1.2 from the original
Deuteranopia#A4ABC1no green cones; the most common form, about 1% of men; ΔE 1.6 from the original
Tritanopia#9CB1B3no blue cones; rare, and affects men and women equally; ΔE 10.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.26:1WCAG large text: Fail
Contrast with black, large text9.3:1WCAG large text: AAA

Named colours

Light steelblue · ΔE 9Dark grey · ΔE 11.5Silver · ΔE 13.5Light slate grey · ΔE 14.9Thistle · ΔE 15.9Light blue · ΔE 17.6
Nearest named CSS colourLight steelblue (#B0C4DE)ΔE 9, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C1B7A3
Analogous#A3BCC1, #A8A3C1
Triadic#C1A3AD, #ADC1A3
Split complementary#C1A8A3, #BCC1A3
Tetradic#C1A3BC, #C1B7A3, #A3C1A8

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FEFEFF
Lighter +20%#E0E3EA
Lighter +10%#C1C8D6
Darker −10%#8592AC
Darker −20%#667798
Darker −30%#525F79
Darker −40%#3D475B
More saturated +25%#90A7D4
Less saturated −25%#B2B2B2

Channel breakdown

R163
G173
B193
Red163 (63.9%)
Green173 (67.8%)
Blue193 (75.7%)
Hue220°
Saturation (HSL)19.48%
Lightness69.8%
Dominant channelBlue
Hex per channelR A3 · G AD · B C1

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Every value on this page was computed from “a3adc1” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.