Recognised as Colour

#1733AF

#1733AF
Blue
Dark
Nearest: Navy

#1733AF is a blue with RGB values 23, 51, 175 and HSL 229°, 77%, 39%. It is a dark colour, so white text on it reaches 9.9:1 contrast (AAA for normal text). The nearest named colour is Navy.

Colour values

#1733AF#1733AF

HEX#1733AF

RGBrgb(23, 51, 175)

RGB (0–1)0.0902, 0.2, 0.6863

RGB percentages9%, 20%, 68.6%

HSLhsl(228.9, 76.8%, 38.8%)

HSV / HSBhsv(228.9, 86.9%, 68.6%)

CMYK86.9%, 70.9%, 0%, 31.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,520,559

CSS custom property--colour: #1733AF;

Brightness & contrast

Relative luminance0.05645WCAG 2.x, 0 is black and 1 is white

Perceived brightness71.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 9.86:1

Contrast with white9.86:1WCAG normal text: AAA

Contrast with black2.13:1WCAG normal text: Fail

Greyscale equivalent#363636

Inverted#E8CC50

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#004BB3no red cones; affects about 1% of men; ΔE 18.1 from the original

Deuteranopia#003CADno green cones; the most common form, about 1% of men; ΔE 8.6 from the original

Tritanopia#00566Dno blue cones; rare, and affects men and women equally; ΔE 70.9 from the original

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

Contrast with white, large text9.86:1WCAG large text: AAA

Contrast with black, large text2.13:1WCAG large text: Fail

Named colours

Navy · ΔE 18.3 Dark blue · ΔE 18.3 Slate blue · ΔE 19.8 Indigo · ΔE 21.3 Rebecca purple · ΔE 21.7 Royal blue · ΔE 23

Nearest named CSS colourNavy (#000080)ΔE 18.28, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#AF9317

Analogous#177FAF, #4717AF

Triadic#AF1733, #33AF17

Split complementary#AF4717, #7FAF17

Tetradic#AF177F, #AF9317, #17AF47

Tints, shades & saturation

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

Lighter +40%#A0AFF2

Lighter +30%#7289ED

Lighter +20%#4563E7

Lighter +10%#1D40DC

Darker −10%#112682

Darker −20%#0B1955

Darker −30%#050C28

Darker −40%#000000

More saturated +25%#0024C6

Less saturated −25%#304396

Channel breakdown

R23

G51

B175

Red23 (9%)

Green51 (20%)

Blue175 (68.6%)

Hue228.95°

Saturation (HSL)76.77%

Lightness38.82%

Dominant channelBlue

Hex per channelR 17 · G 33 · B AF

Keep nerding

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

#1733AF

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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