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Colour

#A3B4C1

  • #A3B4C1
  • Blue
  • Dark
  • Nearest: Light steelblue

#A3B4C1 is a blue with RGB values 163, 180, 193 and HSL 206°, 19%, 70%. It is a dark colour, so black text on it reaches 9.9:1 contrast (AAA for normal text). The nearest named colour is Light steelblue.

Colour values

#A3B4C1#A3B4C1
HEX#A3B4C1
RGBrgb(163, 180, 193)
RGB (0–1)0.6392, 0.7059, 0.7569
RGB percentages63.9%, 70.6%, 75.7%
HSLhsl(206, 19.5%, 69.8%)
HSV / HSBhsv(206, 15.5%, 75.7%)
CMYK15.5%, 6.7%, 0%, 24.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,728,641
CSS custom property--colour: #A3B4C1;

Brightness & contrast

Relative luminance0.44279WCAG 2.x, 0 is black and 1 is white
Perceived brightness176.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.86:1
Contrast with white2.13:1WCAG normal text: Fail
Contrast with black9.86:1WCAG normal text: AAA
Greyscale equivalent#B1B1B1
Inverted#5C4B3E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#AFB4C2no red cones; affects about 1% of men; ΔE 4.4 from the original
Deuteranopia#ABB0C1no green cones; the most common form, about 1% of men; ΔE 4.9 from the original
Tritanopia#9BB7B8no blue cones; rare, and affects men and women equally; ΔE 7.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.13:1WCAG large text: Fail
Contrast with black, large text9.86:1WCAG large text: AAA

Named colours

Light steelblue · ΔE 9.2Dark grey · ΔE 9.7Silver · ΔE 10.6Light blue · ΔE 14.1Light grey · ΔE 15.2Light slate grey · ΔE 16.7
Nearest named CSS colourLight steelblue (#B0C4DE)ΔE 9.16, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C1B0A3
Analogous#A3C1BF, #A3A5C1
Triadic#C1A3B4, #B4C1A3
Split complementary#C1A3A5, #C1BFA3
Tetradic#BFA3C1, #C1B0A3, #A5C1A3

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FEFFFF
Lighter +20%#E0E6EA
Lighter +10%#C1CDD6
Darker −10%#859BAC
Darker −20%#668298
Darker −30%#526879
Darker −40%#3D4E5B
More saturated +25%#90B7D4
Less saturated −25%#B2B2B2

Channel breakdown

R163
G180
B193
Red163 (63.9%)
Green180 (70.6%)
Blue193 (75.7%)
Hue206°
Saturation (HSL)19.48%
Lightness69.8%
Dominant channelBlue
Hex per channelR A3 · G B4 · B C1

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Every value on this page was computed from “a3b4c1” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.