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Colour

#91A1C0

  • #91A1C0
  • Blue
  • Dark
  • Nearest: Light slate grey

#91A1C0 is a blue with RGB values 145, 161, 192 and HSL 220°, 27%, 66%. It is a dark colour, so black text on it reaches 8.1:1 contrast (AAA for normal text). The nearest named colour is Light slate grey.

Colour values

#91A1C0#91A1C0
HEX#91A1C0
RGBrgb(145, 161, 192)
RGB (0–1)0.5686, 0.6314, 0.7529
RGB percentages56.9%, 63.1%, 75.3%
HSLhsl(219.6, 27.2%, 66.1%)
HSV / HSBhsv(219.6, 24.5%, 75.3%)
CMYK24.5%, 16.1%, 0%, 24.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer9,544,128
CSS custom property--colour: #91A1C0;

Brightness & contrast

Relative luminance0.35315WCAG 2.x, 0 is black and 1 is white
Perceived brightness160.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.06:1
Contrast with white2.6:1WCAG normal text: Fail
Contrast with black8.06:1WCAG normal text: AAA
Greyscale equivalent#A0A0A0
Inverted#6E5E3F

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#97A3C1no red cones; affects about 1% of men; ΔE 1.7 from the original
Deuteranopia#939EBFno green cones; the most common form, about 1% of men; ΔE 2.2 from the original
Tritanopia#85A7ABno blue cones; rare, and affects men and women equally; ΔE 16.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.6:1WCAG large text: Fail
Contrast with black, large text8.06:1WCAG large text: AAA

Named colours

Light slate grey · ΔE 12.6Light steelblue · ΔE 13Slate grey · ΔE 15.4Dark grey · ΔE 18.1Thistle · ΔE 20.4Steel blue · ΔE 20.5
Nearest named CSS colourLight slate grey (#778899)ΔE 12.61, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C0B091
Analogous#91B8C0, #9991C0
Triadic#C091A1, #A1C091
Split complementary#C09991, #B9C091
Tetradic#C091B8, #C0B091, #91C099

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#F2F4F8
Lighter +20%#D2D8E5
Lighter +10%#B1BDD3
Darker −10%#7185AD
Darker −20%#566B95
Darker −30%#435475
Darker −40%#303D55
More saturated +25%#7B9AD6
Less saturated −25%#A7A8AA

Channel breakdown

R145
G161
B192
Red145 (56.9%)
Green161 (63.1%)
Blue192 (75.3%)
Hue219.57°
Saturation (HSL)27.17%
Lightness66.08%
Dominant channelBlue
Hex per channelR 91 · G A1 · B C0

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Every value on this page was computed from “91a1c0” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.