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Colour

#91ABE7

  • #91ABE7
  • Blue
  • Dark
  • Nearest: Cornflower blue

#91ABE7 is a blue with RGB values 145, 171, 231 and HSL 222°, 64%, 74%. It is a dark colour, so black text on it reaches 9.2:1 contrast (AAA for normal text). The nearest named colour is Cornflower blue.

Colour values

#91ABE7#91ABE7
HEX#91ABE7
RGBrgb(145, 171, 231)
RGB (0–1)0.5686, 0.6706, 0.9059
RGB percentages56.9%, 67.1%, 90.6%
HSLhsl(221.9, 64.2%, 73.7%)
HSV / HSBhsv(221.9, 37.2%, 90.6%)
CMYK37.2%, 26%, 0%, 9.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer9,546,727
CSS custom property--colour: #91ABE7;

Brightness & contrast

Relative luminance0.40915WCAG 2.x, 0 is black and 1 is white
Perceived brightness171.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.18:1
Contrast with white2.29:1WCAG normal text: Fail
Contrast with black9.18:1WCAG normal text: AAA
Greyscale equivalent#AAAAAA
Inverted#6E5418

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#97B0EAno red cones; affects about 1% of men; ΔE 2.2 from the original
Deuteranopia#8EA8E6no green cones; the most common form, about 1% of men; ΔE 1.6 from the original
Tritanopia#76B7C0no blue cones; rare, and affects men and women equally; ΔE 32.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.29:1WCAG large text: Fail
Contrast with black, large text9.18:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 18.6Light skyblue · ΔE 19.5Steel blue · ΔE 20.1Light steelblue · ΔE 20.8Deep skyblue · ΔE 25.2Sky blue · ΔE 25.2
Nearest named CSS colourCornflower blue (#6495ED)ΔE 18.63, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#E7CD91
Analogous#91D6E7, #A291E7
Triadic#E791AB, #ABE791
Split complementary#E7A291, #D6E791
Tetradic#E791D6, #E7CD91, #91E7A2

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#E5EBF9
Lighter +10%#BBCBF0
Darker −10%#678BDE
Darker −20%#3D6BD5
Darker −30%#2853B7
Darker −40%#1F408D
More saturated +25%#80A4F8
Less saturated −25%#A2B2D6

Channel breakdown

R145
G171
B231
Red145 (56.9%)
Green171 (67.1%)
Blue231 (90.6%)
Hue221.86°
Saturation (HSL)64.18%
Lightness73.73%
Dominant channelBlue
Hex per channelR 91 · G AB · B E7

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Every value on this page was computed from “91abe7” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.