Colour

#1963BD

#1963BD
Blue
Dark
Nearest: Royal blue

#1963BD is a blue with RGB values 25, 99, 189 and HSL 213°, 77%, 42%. It is a dark colour, so white text on it reaches 5.9:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#1963BD#1963BD

HEX#1963BD

RGBrgb(25, 99, 189)

RGB (0–1)0.098, 0.3882, 0.7412

RGB percentages9.8%, 38.8%, 74.1%

HSLhsl(212.9, 76.6%, 42%)

HSV / HSBhsv(212.9, 86.8%, 74.1%)

CMYK86.8%, 47.6%, 0%, 25.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,663,933

CSS custom property--colour: #1963BD;

Brightness & contrast

Relative luminance0.12804WCAG 2.x, 0 is black and 1 is white

Perceived brightness100.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.9:1

Contrast with white5.9:1WCAG normal text: AA

Contrast with black3.56:1WCAG normal text: Fail

Greyscale equivalent#5A5A5A

Inverted#E69C42

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#2F6CC0no red cones; affects about 1% of men; ΔE 5.5 from the original

Deuteranopia#005EBBno green cones; the most common form, about 1% of men; ΔE 3 from the original

Tritanopia#007987no blue cones; rare, and affects men and women equally; ΔE 51.7 from the original

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

Contrast with white, large text5.9:1WCAG large text: AAA

Contrast with black, large text3.56:1WCAG large text: AA

Named colours

Royal blue · ΔE 19.1 Dodgerblue · ΔE 19.8 Cornflower blue · ΔE 20.1 Dark slateblue · ΔE 21.2 Slate blue · ΔE 24.3 Medium purple · ΔE 27.7

Nearest named CSS colourRoyal blue (#4169E1)ΔE 19.09, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#BD7319

Analogous#19B5BD, #2119BD

Triadic#BD1963, #63BD19

Split complementary#BD2119, #B5BD19

Tetradic#BD19B5, #BD7319, #19BD21

Tints, shades & saturation

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

Lighter +40%#AECEF4

Lighter +30%#81B2EE

Lighter +20%#5497E8

Lighter +10%#277BE2

Darker −10%#134B90

Darker −20%#0D3463

Darker −30%#071C36

Darker −40%#010509

More saturated +25%#0061D6

Less saturated −25%#3466A2

Channel breakdown

R25

G99

B189

Red25 (9.8%)

Green99 (38.8%)

Blue189 (74.1%)

Hue212.93°

Saturation (HSL)76.64%

Lightness41.96%

Dominant channelBlue

Hex per channelR 19 · G 63 · B BD

Keep nerding

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

#1963BD

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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