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Recognised as Colour

#0F387C

  • #0F387C
  • Blue
  • Dark
  • Nearest: Dark slateblue

#0F387C is a blue with RGB values 15, 56, 124 and HSL 217°, 78%, 27%. 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

#0F387C#0F387C
HEX#0F387C
RGBrgb(15, 56, 124)
RGB (0–1)0.0588, 0.2196, 0.4863
RGB percentages5.9%, 22%, 48.6%
HSLhsl(217.4, 78.4%, 27.3%)
HSV / HSBhsv(217.4, 87.9%, 48.6%)
CMYK87.9%, 54.8%, 0%, 51.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer997,500
CSS custom property--colour: #0F387C;

Brightness & contrast

Relative luminance0.04385WCAG 2.x, 0 is black and 1 is white
Perceived brightness60.5 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#343434
Inverted#F0C783

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#03407Eno red cones; affects about 1% of men; ΔE 6.6 from the original
Deuteranopia#00367Bno green cones; the most common form, about 1% of men; ΔE 1.4 from the original
Tritanopia#004954no blue cones; rare, and affects men and women equally; ΔE 42.3 from the original
Distinguishable without hueShifts in lightness toonever 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 13.4Midnight blue · ΔE 21.1Rebecca purple · ΔE 30.3Slate blue · ΔE 33.7Royal blue · ΔE 34.5Steel blue · ΔE 34.6
Nearest named CSS colourDark slateblue (#483D8B)ΔE 13.36, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#7C530F
Analogous#0F6F7C, #1C0F7C
Triadic#7C0F38, #387C0F
Split complementary#7C1C0F, #6F7C0F
Tetradic#7C0F6F, #7C530F, #0F7C1C

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#6A9BED
Lighter +30%#3D7DE7
Lighter +20%#1A61D7
Lighter +10%#154DA9
Darker −10%#09234F
Darker −20%#040F21
Darker −30%#000000
Darker −40%#000000
More saturated +25%#00348B
Less saturated −25%#203C6B

Channel breakdown

R15
G56
B124
Red15 (5.9%)
Green56 (22%)
Blue124 (48.6%)
Hue217.43°
Saturation (HSL)78.42%
Lightness27.25%
Dominant channelBlue
Hex per channelR 0F · G 38 · B 7C

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Every value on this page was computed from “0f387c” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.