Colour

#1947AC

#1947AC
Blue
Dark
Nearest: Royal blue

#1947AC is a blue with RGB values 25, 71, 172 and HSL 221°, 75%, 39%. It is a dark colour, so white text on it reaches 8.3:1 contrast (AAA for normal text). The nearest named colour is Royal blue.

Colour values

#1947AC#1947AC

HEX#1947AC

RGBrgb(25, 71, 172)

RGB (0–1)0.098, 0.2784, 0.6745

RGB percentages9.8%, 27.8%, 67.5%

HSLhsl(221.2, 74.6%, 38.6%)

HSV / HSBhsv(221.2, 85.5%, 67.5%)

CMYK85.5%, 58.7%, 0%, 32.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,656,748

CSS custom property--colour: #1947AC;

Brightness & contrast

Relative luminance0.07692WCAG 2.x, 0 is black and 1 is white

Perceived brightness80.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 8.27:1

Contrast with white8.27:1WCAG normal text: AAA

Contrast with black2.54:1WCAG normal text: Fail

Greyscale equivalent#454545

Inverted#E6B853

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0055AFno red cones; affects about 1% of men; ΔE 11.1 from the original

Deuteranopia#0048AAno green cones; the most common form, about 1% of men; ΔE 2.9 from the original

Tritanopia#006172no blue cones; rare, and affects men and women equally; ΔE 59.2 from the original

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

Contrast with white, large text8.27:1WCAG large text: AAA

Contrast with black, large text2.54:1WCAG large text: Fail

Named colours

Royal blue · ΔE 16.3 Dark slateblue · ΔE 16.4 Slate blue · ΔE 16.9 Midnight blue · ΔE 20.9 Rebecca purple · ΔE 21.7 Medium slateblue · ΔE 26.3

Nearest named CSS colourRoyal blue (#4169E1)ΔE 16.28, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#AC7E19

Analogous#1991AC, #3419AC

Triadic#AC1947, #47AC19

Split complementary#AC3519, #91AC19

Tetradic#AC1991, #AC7E19, #19AC35

Tints, shades & saturation

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

Lighter +40%#A0B9F1

Lighter +30%#7399EB

Lighter +20%#4778E4

Lighter +10%#1F59D9

Darker −10%#13357F

Darker −20%#0C2253

Darker −30%#061026

Darker −40%#000000

More saturated +25%#003EC5

Less saturated −25%#325093

Channel breakdown

R25

G71

B172

Red25 (9.8%)

Green71 (27.8%)

Blue172 (67.5%)

Hue221.22°

Saturation (HSL)74.62%

Lightness38.63%

Dominant channelBlue

Hex per channelR 19 · G 47 · B AC

Keep nerding

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

#1947AC

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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