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Colour

#A3B0BD

  • #A3B0BD
  • Blue
  • Dark
  • Nearest: Dark grey

#A3B0BD is a blue with RGB values 163, 176, 189 and HSL 210°, 16%, 69%. It is a dark colour, so black text on it reaches 9.5:1 contrast (AAA for normal text). The nearest named colour is Dark grey.

Colour values

#A3B0BD#A3B0BD
HEX#A3B0BD
RGBrgb(163, 176, 189)
RGB (0–1)0.6392, 0.6902, 0.7412
RGB percentages63.9%, 69%, 74.1%
HSLhsl(210, 16.5%, 69%)
HSV / HSBhsv(210, 13.8%, 74.1%)
CMYK13.8%, 6.9%, 0%, 25.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,727,613
CSS custom property--colour: #A3B0BD;

Brightness & contrast

Relative luminance0.42511WCAG 2.x, 0 is black and 1 is white
Perceived brightness173.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.5:1
Contrast with white2.21:1WCAG normal text: Fail
Contrast with black9.5:1WCAG normal text: AAA
Greyscale equivalent#AEAEAE
Inverted#5C4F42

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#ABB0BEno red cones; affects about 1% of men; ΔE 3 from the original
Deuteranopia#A8ADBDno green cones; the most common form, about 1% of men; ΔE 3.4 from the original
Tritanopia#9DB3B4no blue cones; rare, and affects men and women equally; ΔE 7.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.21:1WCAG large text: Fail
Contrast with black, large text9.5:1WCAG large text: AAA

Named colours

Dark grey · ΔE 8.6Light steelblue · ΔE 10.1Silver · ΔE 10.6Light slate grey · ΔE 15.6Light grey · ΔE 15.7Light blue · ΔE 15.9
Nearest named CSS colourDark grey (#A9A9A9)ΔE 8.6, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BDB0A3
Analogous#A3BDBD, #A3A3BD
Triadic#BDA3B0, #B0BDA3
Split complementary#BDA3A3, #BDBDA3
Tetradic#BDA3BD, #BDB0A3, #A3BDA3

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FCFCFD
Lighter +20%#DEE3E8
Lighter +10%#C1CAD2
Darker −10%#8597A8
Darker −20%#687D92
Darker −30%#536374
Darker −40%#3E4A56
More saturated +25%#8FB0D1
Less saturated −25%#B0B0B0

Channel breakdown

R163
G176
B189
Red163 (63.9%)
Green176 (69%)
Blue189 (74.1%)
Hue210°
Saturation (HSL)16.46%
Lightness69.02%
Dominant channelBlue
Hex per channelR A3 · G B0 · B BD

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Every value on this page was computed from “a3b0bd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.