Colour

#09103E

#09103E
Blue
Dark
Nearest: Midnight blue

#09103E is a blue with RGB values 9, 16, 62 and HSL 232°, 75%, 14%. It is a dark colour, so white text on it reaches 18.2:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#09103E#09103E

HEX#09103E

RGBrgb(9, 16, 62)

RGB (0–1)0.0353, 0.0627, 0.2431

RGB percentages3.5%, 6.3%, 24.3%

HSLhsl(232.1, 74.6%, 13.9%)

HSV / HSBhsv(232.1, 85.5%, 24.3%)

CMYK85.5%, 74.2%, 0%, 75.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer593,982

CSS custom property--colour: #09103E;

Brightness & contrast

Relative luminance0.00776WCAG 2.x, 0 is black and 1 is white

Perceived brightness24.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 18.18:1

Contrast with white18.18:1WCAG normal text: AAA

Contrast with black1.16:1WCAG normal text: Fail

Greyscale equivalent#121212

Inverted#F6EFC1

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#00183Fno red cones; affects about 1% of men; ΔE 7.9 from the original

Deuteranopia#00133Dno green cones; the most common form, about 1% of men; ΔE 4.3 from the original

Tritanopia#001C25no blue cones; rare, and affects men and women equally; ΔE 31.1 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text18.18:1WCAG large text: AAA

Contrast with black, large text1.16:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 26.4 Dark slateblue · ΔE 28.4 Black · ΔE 35 Rebecca purple · ΔE 40.9 Indigo · ΔE 44.5 Dark slate grey · ΔE 45.5

Nearest named CSS colourMidnight blue (#191970)ΔE 26.37, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#3E3709

Analogous#092A3E, #1D093E

Triadic#3E0910, #103E09

Split complementary#3E1D09, #2A3E09

Tetradic#3E092A, #3E3709, #093E1D

Tints, shades & saturation

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

Lighter +40%#3249E1

Lighter +30%#1C32C4

Lighter +20%#162797

Lighter +10%#0F1B6B

Darker −10%#030511

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#000947

Less saturated −25%#121735

Channel breakdown

G16

B62

Red9 (3.5%)

Green16 (6.3%)

Blue62 (24.3%)

Hue232.08°

Saturation (HSL)74.65%

Lightness13.92%

Dominant channelBlue

Hex per channelR 09 · G 10 · B 3E

Keep nerding

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#09103E

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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