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Recognised as Colour

#6C91E0

  • #6C91E0
  • Blue
  • Dark
  • Nearest: Cornflower blue

#6C91E0 is a blue with RGB values 108, 145, 224 and HSL 221°, 65%, 65%. It is a dark colour, so black text on it reaches 6.8:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#6C91E0#6C91E0
HEX#6C91E0
RGBrgb(108, 145, 224)
RGB (0–1)0.4235, 0.5686, 0.8784
RGB percentages42.4%, 56.9%, 87.8%
HSLhsl(220.9, 65.2%, 65.1%)
HSV / HSBhsv(220.9, 51.8%, 87.8%)
CMYK51.8%, 35.3%, 0%, 12.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer7,115,232
CSS custom property--colour: #6C91E0;

Brightness & contrast

Relative luminance0.28821WCAG 2.x, 0 is black and 1 is white
Perceived brightness146.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.76:1
Contrast with white3.1:1WCAG normal text: Fail
Contrast with black6.76:1WCAG normal text: AA
Greyscale equivalent#8F8F8F
Inverted#936E1F

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#7298E3no red cones; affects about 1% of men; ΔE 3.6 from the original
Deuteranopia#658DDEno green cones; the most common form, about 1% of men; ΔE 2.1 from the original
Tritanopia#33A2AEno blue cones; rare, and affects men and women equally; ΔE 46 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 text6.76:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 5.3Dodgerblue · ΔE 19.3Steel blue · ΔE 19.7Medium purple · ΔE 28.7Deep skyblue · ΔE 29.5Royal blue · ΔE 30
Nearest named CSS colourCornflower blue (#6495ED)ΔE 5.33, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#E0BB6C
Analogous#6CCBE0, #816CE0
Triadic#E06C91, #91E06C
Split complementary#E0816C, #CBE06C
Tetradic#E06CCB, #E0BB6C, #6CE081

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#EAF0FB
Lighter +20%#C0D0F2
Lighter +10%#96B1E9
Darker −10%#4271D7
Darker −20%#2858BE
Darker −30%#1F4494
Darker −40%#16316A
More saturated +25%#5689F6
Less saturated −25%#8299CA

Channel breakdown

R108
G145
B224
Red108 (42.4%)
Green145 (56.9%)
Blue224 (87.8%)
Hue220.86°
Saturation (HSL)65.17%
Lightness65.1%
Dominant channelBlue
Hex per channelR 6C · G 91 · B E0

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Every value on this page was computed from “6c91e0” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.