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Recognised as Colour

#B1A1E9

  • #B1A1E9
  • Blue
  • Dark
  • Nearest: Plum

#B1A1E9 is a blue with RGB values 177, 161, 233 and HSL 253°, 62%, 77%. It is a dark colour, so black text on it reaches 9.1:1 contrast (AAA for normal text). The nearest named colour is Plum.

Colour values

#B1A1E9#B1A1E9
HEX#B1A1E9
RGBrgb(177, 161, 233)
RGB (0–1)0.6941, 0.6314, 0.9137
RGB percentages69.4%, 63.1%, 91.4%
HSLhsl(253.3, 62.1%, 77.3%)
HSV / HSBhsv(253.3, 30.9%, 91.4%)
CMYK24%, 30.9%, 0%, 8.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,641,321
CSS custom property--colour: #B1A1E9;

Brightness & contrast

Relative luminance0.4072WCAG 2.x, 0 is black and 1 is white
Perceived brightness175.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.14:1
Contrast with white2.3:1WCAG normal text: Fail
Contrast with black9.14:1WCAG normal text: AAA
Greyscale equivalent#AAAAAA
Inverted#4E5E16

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#8FACECno red cones; affects about 1% of men; ΔE 15 from the original
Deuteranopia#91AAE7no green cones; the most common form, about 1% of men; ΔE 14.7 from the original
Tritanopia#A6ADBBno blue cones; rare, and affects men and women equally; ΔE 33.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.3:1WCAG large text: Fail
Contrast with black, large text9.14:1WCAG large text: AAA

Named colours

Plum · ΔE 17.2Cornflower blue · ΔE 20.6Medium purple · ΔE 27.2Thistle · ΔE 27.9Light steelblue · ΔE 30.3Steel blue · ΔE 30.5
Nearest named CSS colourPlum (#DDA0DD)ΔE 17.23, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D9E9A1
Analogous#A1B5E9, #D5A1E9
Triadic#E9B1A1, #A1E9B1
Split complementary#E9D5A1, #B5E9A1
Tetradic#E9A1B5, #D9E9A1, #A1E9D5

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#F6F4FC
Lighter +10%#D3CAF3
Darker −10%#8F78DF
Darker −20%#6C4ED6
Darker −30%#4F2EC3
Darker −40%#3E249A
More saturated +25%#A992F7
Less saturated −25%#B9B0DB

Channel breakdown

R177
G161
B233
Red177 (69.4%)
Green161 (63.1%)
Blue233 (91.4%)
Hue253.33°
Saturation (HSL)62.07%
Lightness77.25%
Dominant channelBlue
Hex per channelR B1 · G A1 · B E9

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Every value on this page was computed from “b1a1e9” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.