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Recognised as Colour

#113A73

  • #113A73
  • Blue
  • Dark
  • Nearest: Dark slateblue

#113A73 is a blue with RGB values 17, 58, 115 and HSL 215°, 74%, 26%. It is a dark colour, so white text on it reaches 11.2:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#113A73#113A73
HEX#113A73
RGBrgb(17, 58, 115)
RGB (0–1)0.0667, 0.2275, 0.451
RGB percentages6.7%, 22.7%, 45.1%
HSLhsl(214.9, 74.2%, 25.9%)
HSV / HSBhsv(214.9, 85.2%, 45.1%)
CMYK85.2%, 49.6%, 0%, 54.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,129,075
CSS custom property--colour: #113A73;

Brightness & contrast

Relative luminance0.04383WCAG 2.x, 0 is black and 1 is white
Perceived brightness59.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.19:1
Contrast with white11.19:1WCAG normal text: AAA
Contrast with black1.88:1WCAG normal text: Fail
Greyscale equivalent#353535
Inverted#EEC58C

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#1A4075no red cones; affects about 1% of men; ΔE 4.1 from the original
Deuteranopia#003772no green cones; the most common form, about 1% of men; ΔE 2.2 from the original
Tritanopia#004851no blue cones; rare, and affects men and women equally; ΔE 36 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text11.19:1WCAG large text: AAA
Contrast with black, large text1.88:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 18.8Midnight blue · ΔE 27.6Steel blue · ΔE 30.9Rebecca purple · ΔE 36.3Cornflower blue · ΔE 39.1Dark slate grey · ΔE 39.5
Nearest named CSS colourDark slateblue (#483D8B)ΔE 18.81, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#734A11
Analogous#116B73, #191173
Triadic#73113A, #3A7311
Split complementary#731911, #6B7311
Tetradic#73116B, #734A11, #117319

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#679DE9
Lighter +30%#3B81E2
Lighter +20%#1E67CC
Lighter +10%#18509F
Darker −10%#0A2447
Darker −20%#040D1A
Darker −30%#000000
Darker −40%#000000
More saturated +25%#003784
Less saturated −25%#223D63

Channel breakdown

R17
G58
B115
Red17 (6.7%)
Green58 (22.7%)
Blue115 (45.1%)
Hue214.9°
Saturation (HSL)74.24%
Lightness25.88%
Dominant channelBlue
Hex per channelR 11 · G 3A · B 73

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Every value on this page was computed from “113a73” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.