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Recognised as Colour

#1171BE

  • #1171BE
  • Blue
  • Dark
  • Nearest: Cornflower blue

#1171BE is a blue with RGB values 17, 113, 190 and HSL 207°, 84%, 41%. It is a dark colour, so white text on it reaches 5.1:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#1171BE#1171BE
HEX#1171BE
RGBrgb(17, 113, 190)
RGB (0–1)0.0667, 0.4431, 0.7451
RGB percentages6.7%, 44.3%, 74.5%
HSLhsl(206.7, 83.6%, 40.6%)
HSV / HSBhsv(206.7, 91.1%, 74.5%)
CMYK91.1%, 40.5%, 0%, 25.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,143,230
CSS custom property--colour: #1171BE;

Brightness & contrast

Relative luminance0.15647WCAG 2.x, 0 is black and 1 is white
Perceived brightness108.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.09:1
Contrast with white5.09:1WCAG normal text: AA
Contrast with black4.13:1WCAG normal text: Fail
Greyscale equivalent#626262
Inverted#EE8E41

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4A76C1no red cones; affects about 1% of men; ΔE 7 from the original
Deuteranopia#2E68BDno green cones; the most common form, about 1% of men; ΔE 8.5 from the original
Tritanopia#00848Eno blue cones; rare, and affects men and women equally; ΔE 44.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.09:1WCAG large text: AAA
Contrast with black, large text4.13:1WCAG large text: AA

Named colours

Cornflower blue · ΔE 16.7Steel blue · ΔE 18Dodgerblue · ΔE 21.5Dark slateblue · ΔE 28.1Royal blue · ΔE 29.1Deep skyblue · ΔE 33.8
Nearest named CSS colourCornflower blue (#6495ED)ΔE 16.65, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BE5E11
Analogous#11BEB4, #111BBE
Triadic#BE1171, #71BE11
Split complementary#BE111B, #BEB511
Tetradic#B411BE, #BE5E11, #1ABE11

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A4D2F7
Lighter +30%#75BBF3
Lighter +20%#47A4EE
Lighter +10%#188DEA
Darker −10%#0D558F
Darker −20%#093960
Darker −30%#041D32
Darker −40%#000203
More saturated +25%#0073CF
Less saturated −25%#2B6EA4

Channel breakdown

R17
G113
B190
Red17 (6.7%)
Green113 (44.3%)
Blue190 (74.5%)
Hue206.71°
Saturation (HSL)83.57%
Lightness40.59%
Dominant channelBlue
Hex per channelR 11 · G 71 · B BE

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Every value on this page was computed from “1171be” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.