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Recognised as Colour

#0F23AF

  • #0F23AF
  • Blue
  • Dark
  • Nearest: Dark blue

#0F23AF is a blue with RGB values 15, 35, 175 and HSL 233°, 84%, 37%. 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 blue.

Colour values

#0F23AF#0F23AF
HEX#0F23AF
RGBrgb(15, 35, 175)
RGB (0–1)0.0588, 0.1373, 0.6863
RGB percentages5.9%, 13.7%, 68.6%
HSLhsl(232.5, 84.2%, 37.3%)
HSV / HSBhsv(232.5, 91.4%, 68.6%)
CMYK91.4%, 80%, 0%, 31.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer992,175
CSS custom property--colour: #0F23AF;

Brightness & contrast

Relative luminance0.04399WCAG 2.x, 0 is black and 1 is white
Perceived brightness65.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.17:1
Contrast with white11.17:1WCAG normal text: AAA
Contrast with black1.88:1WCAG normal text: Fail
Greyscale equivalent#292929
Inverted#F0DC50

Colour vision & accessibility

Protanopia#0043B3no red cones; affects about 1% of men; ΔE 22.6 from the original
Deuteranopia#0033ADno green cones; the most common form, about 1% of men; ΔE 12.5 from the original
Tritanopia#004F69no blue cones; rare, and affects men and women equally; ΔE 78.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text11.17:1WCAG large text: AAA
Contrast with black, large text1.88:1WCAG large text: Fail

Named colours

Nearest named CSS colourDark blue (#00008B)ΔE 11.78, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#AF9B0F
Analogous#0F73AF, #4B0FAF
Triadic#AF0F23, #23AF0F
Split complementary#AF4B0F, #73AF0F
Tetradic#AF0F73, #AF9B0F, #0FAF4B

Tints, shades & saturation

Lighter +40%#94A0F6
Lighter +30%#6577F2
Lighter +20%#364DEE
Lighter +10%#132CDE
Darker −10%#0B1A80
Darker −20%#071051
Darker −30%#030722
Darker −40%#000000
More saturated +25%#0018BE
Less saturated −25%#273597

Channel breakdown

R15
G35
B175
Red15 (5.9%)
Green35 (13.7%)
Blue175 (68.6%)
Hue232.5°
Saturation (HSL)84.21%
Lightness37.25%
Dominant channelBlue
Hex per channelR 0F · G 23 · B AF

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Every value on this page was computed from “0f23af” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.