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Recognised as Colour

#073751

  • #073751
  • Blue
  • Dark
  • Nearest: Dark slate grey

#073751 is a blue with RGB values 7, 55, 81 and HSL 201°, 84%, 17%. 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 slate grey.

Colour values

#073751#073751
HEX#073751
RGBrgb(7, 55, 81)
RGB (0–1)0.0275, 0.2157, 0.3176
RGB percentages2.7%, 21.6%, 31.8%
HSLhsl(201.1, 84.1%, 17.3%)
HSV / HSBhsv(201.1, 91.4%, 31.8%)
CMYK91.4%, 32.1%, 0%, 68.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer472,913
CSS custom property--colour: #073751;

Brightness & contrast

Relative luminance0.03372WCAG 2.x, 0 is black and 1 is white
Perceived brightness50.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.54:1
Contrast with white12.54:1WCAG normal text: AAA
Contrast with black1.67:1WCAG normal text: Fail
Greyscale equivalent#2F2F2F
Inverted#F8C8AE

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#2B3752no red cones; affects about 1% of men; ΔE 8.4 from the original
Deuteranopia#213151no green cones; the most common form, about 1% of men; ΔE 9.1 from the original
Tritanopia#003E40no blue cones; rare, and affects men and women equally; ΔE 18.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text12.54:1WCAG large text: AAA
Contrast with black, large text1.67:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 20.4Black · ΔE 29.8Dim grey · ΔE 30.9Slate grey · ΔE 32.9Steel blue · ΔE 33.3Light slate grey · ΔE 35.7
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 20.38, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#512107
Analogous#075146, #071251
Triadic#510737, #375107
Split complementary#510712, #514607
Tetradic#460751, #512107, #125107

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#36ADEE
Lighter +30%#1397DE
Lighter +20%#0F77AF
Lighter +10%#0B5780
Darker −10%#031722
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#003958
Less saturated −25%#123446

Channel breakdown

R7
G55
B81
Red7 (2.7%)
Green55 (21.6%)
Blue81 (31.8%)
Hue201.08°
Saturation (HSL)84.09%
Lightness17.25%
Dominant channelBlue
Hex per channelR 07 · G 37 · B 51

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Every value on this page was computed from “hex 073751” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.