Recognised as Colour

#180F44

#180F44
Blue
Dark
Nearest: Midnight blue

#180F44 is a blue with RGB values 24, 15, 68 and HSL 250°, 64%, 16%. It is a dark colour, so white text on it reaches 17.6:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#180F44#180F44

HEX#180F44

RGBrgb(24, 15, 68)

RGB (0–1)0.0941, 0.0588, 0.2667

RGB percentages9.4%, 5.9%, 26.7%

HSLhsl(250.2, 63.9%, 16.3%)

HSV / HSBhsv(250.2, 77.9%, 26.7%)

CMYK64.7%, 77.9%, 0%, 73.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,576,772

CSS custom property--colour: #180F44;

Brightness & contrast

Relative luminance0.00953WCAG 2.x, 0 is black and 1 is white

Perceived brightness28.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 17.64:1

Contrast with white17.64:1WCAG normal text: AAA

Contrast with black1.19:1WCAG normal text: Fail

Greyscale equivalent#151515

Inverted#E7F0BB

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#001A46no red cones; affects about 1% of men; ΔE 11.3 from the original

Deuteranopia#001743no green cones; the most common form, about 1% of men; ΔE 10.2 from the original

Tritanopia#031D28no blue cones; rare, and affects men and women equally; ΔE 34.7 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text17.64:1WCAG large text: AAA

Contrast with black, large text1.19:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 21.5 Dark slateblue · ΔE 24.8 Rebecca purple · ΔE 35.6 Indigo · ΔE 38.6 Black · ΔE 39.6 Navy · ΔE 41.9

Nearest named CSS colourMidnight blue (#191970)ΔE 21.55, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#3B440F

Analogous#0F2044, #330F44

Triadic#44180F, #0F4418

Split complementary#44330F, #20440F

Tetradic#440F20, #3B440F, #0F4433

Tints, shades & saturation

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

Lighter +40%#6048D7

Lighter +30%#442BC1

Lighter +20%#352198

Lighter +10%#27186E

Darker −10%#09061A

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#11054E

Less saturated −25%#1F193A

Channel breakdown

R24

G15

B68

Red24 (9.4%)

Green15 (5.9%)

Blue68 (26.7%)

Hue250.19°

Saturation (HSL)63.86%

Lightness16.27%

Dominant channelBlue

Hex per channelR 18 · G 0F · B 44

Keep nerding

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

#180F44

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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