Recognised as Colour

#0F3155

#0F3155
Blue
Dark
Nearest: Dark slate grey

#0F3155 is a blue with RGB values 15, 49, 85 and HSL 211°, 70%, 20%. It is a dark colour, so white text on it reaches 13.2:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#0F3155#0F3155

HEX#0F3155

RGBrgb(15, 49, 85)

RGB (0–1)0.0588, 0.1922, 0.3333

RGB percentages5.9%, 19.2%, 33.3%

HSLhsl(210.9, 70%, 19.6%)

HSV / HSBhsv(210.9, 82.4%, 33.3%)

CMYK82.4%, 42.4%, 0%, 66.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer995,669

CSS custom property--colour: #0F3155;

Brightness & contrast

Relative luminance0.02954WCAG 2.x, 0 is black and 1 is white

Perceived brightness48 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 13.2:1

Contrast with white13.2:1WCAG normal text: AAA

Contrast with black1.59:1WCAG normal text: Fail

Greyscale equivalent#2C2C2C

Inverted#F0CEAA

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#203356no red cones; affects about 1% of men; ΔE 3.3 from the original

Deuteranopia#152D54no green cones; the most common form, about 1% of men; ΔE 3.8 from the original

Tritanopia#003A3Eno blue cones; rare, and affects men and women equally; ΔE 25.1 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text13.2:1WCAG large text: AAA

Contrast with black, large text1.59:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 28.2 Dark slateblue · ΔE 31.1 Black · ΔE 32.3 Steel blue · ΔE 33.9 Dim grey · ΔE 35.3 Slate grey · ΔE 36.4

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 28.16, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#55330F

Analogous#0F5455, #100F55

Triadic#550F31, #31550F

Split complementary#55100F, #54550F

Tetradic#550F54, #55330F, #0F5510

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#5096E0

Lighter +30%#267CD7

Lighter +20%#1E63AC

Lighter +10%#174A80

Darker −10%#07182A

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#033162

Less saturated −25%#1C3149

Channel breakdown

R15

G49

B85

Red15 (5.9%)

Green49 (19.2%)

Blue85 (33.3%)

Hue210.86°

Saturation (HSL)70%

Lightness19.61%

Dominant channelBlue

Hex per channelR 0F · G 31 · B 55

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

#0F3155

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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