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Recognised as Colour

#0F2989

  • #0F2989
  • Blue
  • Dark
  • Nearest: Midnight blue

#0F2989 is a blue with RGB values 15, 41, 137 and HSL 227°, 80%, 30%. It is a dark colour, so white text on it reaches 12.4:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#0F2989#0F2989
HEX#0F2989
RGBrgb(15, 41, 137)
RGB (0–1)0.0588, 0.1608, 0.5373
RGB percentages5.9%, 16.1%, 53.7%
HSLhsl(227.2, 80.3%, 29.8%)
HSV / HSBhsv(227.2, 89.1%, 53.7%)
CMYK89.1%, 70.1%, 0%, 46.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer993,673
CSS custom property--colour: #0F2989;

Brightness & contrast

Relative luminance0.03494WCAG 2.x, 0 is black and 1 is white
Perceived brightness56.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.36:1
Contrast with white12.36:1WCAG normal text: AAA
Contrast with black1.7:1WCAG normal text: Fail
Greyscale equivalent#2A2A2A
Inverted#F0D676

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#003A8Cno red cones; affects about 1% of men; ΔE 13.5 from the original
Deuteranopia#002F87no green cones; the most common form, about 1% of men; ΔE 6.5 from the original
Tritanopia#004455no blue cones; rare, and affects men and women equally; ΔE 58.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text12.36:1WCAG large text: AAA
Contrast with black, large text1.7:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 8.7Dark slateblue · ΔE 16.6Rebecca purple · ΔE 18.9Navy · ΔE 21.7Indigo · ΔE 21.8Slate blue · ΔE 24.3
Nearest named CSS colourMidnight blue (#191970)ΔE 8.66, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#896F0F
Analogous#0F6689, #320F89
Triadic#890F29, #29890F
Split complementary#89320F, #66890F
Tetradic#890F66, #896F0F, #0F8932

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#748FF0
Lighter +30%#4669EB
Lighter +20%#1945E5
Lighter +10%#1437B7
Darker −10%#0A1B5B
Darker −20%#050D2D
Darker −30%#000000
Darker −40%#000000
More saturated +25%#002098
Less saturated −25%#223476

Channel breakdown

R15
G41
B137
Red15 (5.9%)
Green41 (16.1%)
Blue137 (53.7%)
Hue227.21°
Saturation (HSL)80.26%
Lightness29.8%
Dominant channelBlue
Hex per channelR 0F · G 29 · B 89

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Every value on this page was computed from “0f2989” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.