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Recognised as Colour

#6990DA

  • #6990DA
  • Blue
  • Dark
  • Nearest: Cornflower blue

#6990DA is a blue with RGB values 105, 144, 218 and HSL 219°, 60%, 63%. It is a dark colour, so black text on it reaches 6.6:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#6990DA#6990DA
HEX#6990DA
RGBrgb(105, 144, 218)
RGB (0–1)0.4118, 0.5647, 0.8549
RGB percentages41.2%, 56.5%, 85.5%
HSLhsl(219.3, 60.4%, 63.3%)
HSV / HSBhsv(219.3, 51.8%, 85.5%)
CMYK51.8%, 33.9%, 0%, 14.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,918,362
CSS custom property--colour: #6990DA;

Brightness & contrast

Relative luminance0.28012WCAG 2.x, 0 is black and 1 is white
Perceived brightness144.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.6:1
Contrast with white3.18:1WCAG normal text: Fail
Contrast with black6.6:1WCAG normal text: AA
Greyscale equivalent#8D8D8D
Inverted#966F25

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#7396DDno red cones; affects about 1% of men; ΔE 3.1 from the original
Deuteranopia#668CD8no green cones; the most common form, about 1% of men; ΔE 2 from the original
Tritanopia#31A0ABno blue cones; rare, and affects men and women equally; ΔE 43.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.18:1WCAG large text: AA
Contrast with black, large text6.6:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 7.9Steel blue · ΔE 16.7Dodgerblue · ΔE 21.6Deep skyblue · ΔE 28Light skyblue · ΔE 30.1Medium purple · ΔE 31
Nearest named CSS colourCornflower blue (#6495ED)ΔE 7.89, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DAB369
Analogous#69C8DA, #7B69DA
Triadic#DA6990, #90DA69
Split complementary#DA7B69, #C8DA69
Tetradic#DA69C8, #DAB369, #69DA7B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#E4EBF8
Lighter +20%#BBCDEE
Lighter +10%#92AEE4
Darker −10%#4072D0
Darker −20%#2C5AB1
Darker −30%#224588
Darker −40%#18305F
More saturated +25%#5289F1
Less saturated −25%#8097C3

Channel breakdown

R105
G144
B218
Red105 (41.2%)
Green144 (56.5%)
Blue218 (85.5%)
Hue219.29°
Saturation (HSL)60.43%
Lightness63.33%
Dominant channelBlue
Hex per channelR 69 · G 90 · B DA

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Every value on this page was computed from “6990da” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.