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Colour

#11529B

  • #11529B
  • Blue
  • Dark
  • Nearest: Dark slateblue

#11529B is a blue with RGB values 17, 82, 155 and HSL 212°, 80%, 34%. It is a dark colour, so white text on it reaches 7.8:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#11529B#11529B
HEX#11529B
RGBrgb(17, 82, 155)
RGB (0–1)0.0667, 0.3216, 0.6078
RGB percentages6.7%, 32.2%, 60.8%
HSLhsl(211.7, 80.2%, 33.7%)
HSV / HSBhsv(211.7, 89%, 60.8%)
CMYK89%, 47.1%, 0%, 39.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,135,259
CSS custom property--colour: #11529B;

Brightness & contrast

Relative luminance0.0852WCAG 2.x, 0 is black and 1 is white
Perceived brightness82.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.77:1
Contrast with white7.77:1WCAG normal text: AAA
Contrast with black2.7:1WCAG normal text: Fail
Greyscale equivalent#494949
Inverted#EEAD64

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#29599Eno red cones; affects about 1% of men; ΔE 4.3 from the original
Deuteranopia#004D9Ano green cones; the most common form, about 1% of men; ΔE 3.6 from the original
Tritanopia#00646Fno blue cones; rare, and affects men and women equally; ΔE 43.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.77:1WCAG large text: AAA
Contrast with black, large text2.7:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 17.6Steel blue · ΔE 25.5Cornflower blue · ΔE 27.2Royal blue · ΔE 29.2Midnight blue · ΔE 29.9Dodgerblue · ΔE 30.4
Nearest named CSS colourDark slateblue (#483D8B)ΔE 17.59, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#9B5A11
Analogous#11979B, #15119B
Triadic#9B1152, #529B11
Split complementary#9B1511, #979B11
Tetradic#9B1197, #9B5A11, #119B15

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#86B9F2
Lighter +30%#589EED
Lighter +20%#2A84E8
Lighter +10%#166AC9
Darker −10%#0C3A6D
Darker −20%#07213F
Darker −30%#020911
Darker −40%#000000
More saturated +25%#0051AC
Less saturated −25%#265385

Channel breakdown

R17
G82
B155
Red17 (6.7%)
Green82 (32.2%)
Blue155 (60.8%)
Hue211.74°
Saturation (HSL)80.23%
Lightness33.73%
Dominant channelBlue
Hex per channelR 11 · G 52 · B 9B

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Every value on this page was computed from “11529b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.