Colour

#11217A

#11217A
Blue
Dark
Nearest: Midnight blue

#11217A is a blue with RGB values 17, 33, 122 and HSL 231°, 76%, 27%. It is a dark colour, so white text on it reaches 13.8:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#11217A#11217A

HEX#11217A

RGBrgb(17, 33, 122)

RGB (0–1)0.0667, 0.1294, 0.4784

RGB percentages6.7%, 12.9%, 47.8%

HSLhsl(230.9, 75.5%, 27.3%)

HSV / HSBhsv(230.9, 86.1%, 47.8%)

CMYK86.1%, 73%, 0%, 52.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,122,682

CSS custom property--colour: #11217A;

Brightness & contrast

Relative luminance0.02612WCAG 2.x, 0 is black and 1 is white

Perceived brightness49.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 13.79:1

Contrast with white13.79:1WCAG normal text: AAA

Contrast with black1.52:1WCAG normal text: Fail

Greyscale equivalent#242424

Inverted#EEDE85

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#00327Dno red cones; affects about 1% of men; ΔE 13.7 from the original

Deuteranopia#002878no green cones; the most common form, about 1% of men; ΔE 7.5 from the original

Tritanopia#003A4Bno blue cones; rare, and affects men and women equally; ΔE 54.1 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text13.79:1WCAG large text: AAA

Contrast with black, large text1.52:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 4 Dark slateblue · ΔE 16.2 Rebecca purple · ΔE 20.2 Indigo · ΔE 22.2 Navy · ΔE 22.7 Dark blue · ΔE 27

Nearest named CSS colourMidnight blue (#191970)ΔE 3.98, a close match

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#7A6A11

Analogous#11557A, #36117A

Triadic#7A1121, #217A11

Split complementary#7A3611, #557A11

Tetradic#7A1155, #7A6A11, #117A36

Tints, shades & saturation

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

Lighter +40%#6C80EB

Lighter +30%#4059E4

Lighter +20%#1D39D4

Lighter +10%#172DA7

Darker −10%#0B154D

Darker −20%#050920

Darker −30%#000000

Darker −40%#000000

More saturated +25%#00158B

Less saturated −25%#222D69

Channel breakdown

R17

G33

B122

Red17 (6.7%)

Green33 (12.9%)

Blue122 (47.8%)

Hue230.86°

Saturation (HSL)75.54%

Lightness27.25%

Dominant channelBlue

Hex per channelR 11 · G 21 · B 7A

Keep nerding

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#11217A

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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