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Colour

#8D91AB

  • #8D91AB
  • Blue
  • Dark
  • Nearest: Light slate grey

#8D91AB is a blue with RGB values 141, 145, 171 and HSL 232°, 15%, 61%. It is a dark colour, so black text on it reaches 6.8:1 contrast (AA for normal text). The nearest named colour is Light slate grey.

Colour values

#8D91AB#8D91AB
HEX#8D91AB
RGBrgb(141, 145, 171)
RGB (0–1)0.5529, 0.5686, 0.6706
RGB percentages55.3%, 56.9%, 67.1%
HSLhsl(232, 15.2%, 61.2%)
HSV / HSBhsv(232, 17.5%, 67.1%)
CMYK17.5%, 15.2%, 0%, 32.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer9,277,867
CSS custom property--colour: #8D91AB;

Brightness & contrast

Relative luminance0.28854WCAG 2.x, 0 is black and 1 is white
Perceived brightness147 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.77:1
Contrast with white3.1:1WCAG normal text: Fail
Contrast with black6.77:1WCAG normal text: AA
Greyscale equivalent#929292
Inverted#726E54

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#8A93ACno red cones; affects about 1% of men; ΔE 1.9 from the original
Deuteranopia#8991AAno green cones; the most common form, about 1% of men; ΔE 1.6 from the original
Tritanopia#869699no blue cones; rare, and affects men and women equally; ΔE 14 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.1:1WCAG large text: AA
Contrast with black, large text6.77:1WCAG large text: AAA

Named colours

Light slate grey · ΔE 8.5Slate grey · ΔE 10.6Gray · ΔE 16.3Dark grey · ΔE 17Light steelblue · ΔE 18.6Steel blue · ΔE 21.5
Nearest named CSS colourLight slate grey (#778899)ΔE 8.47, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#ABA78D
Analogous#8DA0AB, #988DAB
Triadic#AB8D91, #91AB8D
Split complementary#AB988D, #A0AB8D
Tetradic#AB8DA0, #ABA78D, #8DAB98

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#E5E6EC
Lighter +20%#C8CAD6
Lighter +10%#AAADC1
Darker −10%#707595
Darker −20%#595D79
Darker −30%#43475C
Darker −40%#2E303E
More saturated +25%#747FC4
Less saturated −25%#9C9C9C

Channel breakdown

R141
G145
B171
Red141 (55.3%)
Green145 (56.9%)
Blue171 (67.1%)
Hue232°
Saturation (HSL)15.15%
Lightness61.18%
Dominant channelBlue
Hex per channelR 8D · G 91 · B AB

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Every value on this page was computed from “8d91ab” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.