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Recognised as Colour

#073170

  • #073170
  • Blue
  • Dark
  • Nearest: Dark slateblue

#073170 is a blue with RGB values 7, 49, 112 and HSL 216°, 88%, 23%. It is a dark colour, so white text on it reaches 12.5:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#073170#073170
HEX#073170
RGBrgb(7, 49, 112)
RGB (0–1)0.0275, 0.1922, 0.4392
RGB percentages2.7%, 19.2%, 43.9%
HSLhsl(216, 88.2%, 23.3%)
HSV / HSBhsv(216, 93.8%, 43.9%)
CMYK93.8%, 56.3%, 0%, 56.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer471,408
CSS custom property--colour: #073170;

Brightness & contrast

Relative luminance0.03412WCAG 2.x, 0 is black and 1 is white
Perceived brightness53.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.48:1
Contrast with white12.48:1WCAG normal text: AAA
Contrast with black1.68:1WCAG normal text: Fail
Greyscale equivalent#2D2D2D
Inverted#F8CE8F

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#003972no red cones; affects about 1% of men; ΔE 6.6 from the original
Deuteranopia#002F6Fno green cones; the most common form, about 1% of men; ΔE 1.3 from the original
Tritanopia#00414Bno blue cones; rare, and affects men and women equally; ΔE 40 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text12.48:1WCAG large text: AAA
Contrast with black, large text1.68:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 15.8Midnight blue · ΔE 21.4Rebecca purple · ΔE 32.4Steel blue · ΔE 36.3Slate blue · ΔE 37.3Royal blue · ΔE 38.5
Nearest named CSS colourDark slateblue (#483D8B)ΔE 15.82, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#704607
Analogous#076570, #110770
Triadic#700731, #317007
Split complementary#701207, #657007
Tetradic#700766, #704607, #077012

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#4F91F4
Lighter +30%#1F73F1
Lighter +20%#0D5BD0
Lighter +10%#0A46A0
Darker −10%#041C40
Darker −20%#010710
Darker −30%#000000
Darker −40%#000000
More saturated +25%#003077
Less saturated −25%#163461

Channel breakdown

R7
G49
B112
Red7 (2.7%)
Green49 (19.2%)
Blue112 (43.9%)
Hue216°
Saturation (HSL)88.24%
Lightness23.33%
Dominant channelBlue
Hex per channelR 07 · G 31 · B 70

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Every value on this page was computed from “hex 073170” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.