Colour

#102B79

#102B79
Blue
Dark
Nearest: Midnight blue

#102B79 is a blue with RGB values 16, 43, 121 and HSL 225°, 77%, 27%. It is a dark colour, so white text on it reaches 12.8:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#102B79#102B79

HEX#102B79

RGBrgb(16, 43, 121)

RGB (0–1)0.0627, 0.1686, 0.4745

RGB percentages6.3%, 16.9%, 47.5%

HSLhsl(224.6, 76.6%, 26.9%)

HSV / HSBhsv(224.6, 86.8%, 47.5%)

CMYK86.8%, 64.5%, 0%, 52.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,059,705

CSS custom property--colour: #102B79;

Brightness & contrast

Relative luminance0.03218WCAG 2.x, 0 is black and 1 is white

Perceived brightness53.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 12.78:1

Contrast with white12.78:1WCAG normal text: AAA

Contrast with black1.64:1WCAG normal text: Fail

Greyscale equivalent#2B2B2B

Inverted#EFD486

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#00377Cno red cones; affects about 1% of men; ΔE 9.8 from the original

Deuteranopia#002D78no green cones; the most common form, about 1% of men; ΔE 3 from the original

Tritanopia#003F4Dno blue cones; rare, and affects men and women equally; ΔE 48.2 from the original

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

Contrast with white, large text12.78:1WCAG large text: AAA

Contrast with black, large text1.64:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 11 Dark slateblue · ΔE 11.8 Rebecca purple · ΔE 23.9 Slate blue · ΔE 30 Indigo · ΔE 30.1 Navy · ΔE 31.8

Nearest named CSS colourMidnight blue (#191970)ΔE 11.03, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#795E10

Analogous#106079, #2A1079

Triadic#79102B, #2B7910

Split complementary#792910, #607910

Tetradic#79105F, #795E10, #107929

Tints, shades & saturation

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

Lighter +40%#6A8BEB

Lighter +30%#3D68E5

Lighter +20%#1C4BD3

Lighter +10%#163BA6

Darker −10%#0A1B4C

Darker −20%#040B1F

Darker −30%#000000

Darker −40%#000000

More saturated +25%#002389

Less saturated −25%#213368

Channel breakdown

R16

G43

B121

Red16 (6.3%)

Green43 (16.9%)

Blue121 (47.5%)

Hue224.57°

Saturation (HSL)76.64%

Lightness26.86%

Dominant channelBlue

Hex per channelR 10 · G 2B · B 79

Keep nerding

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#102B79

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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