Colour

#1830AC

#1830AC
Blue
Dark
Nearest: Navy

#1830AC is a blue with RGB values 24, 48, 172 and HSL 230°, 76%, 38%. It is a dark colour, so white text on it reaches 10.2:1 contrast (AAA for normal text). The nearest named colour is Navy.

Colour values

#1830AC#1830AC

HEX#1830AC

RGBrgb(24, 48, 172)

RGB (0–1)0.0941, 0.1882, 0.6745

RGB percentages9.4%, 18.8%, 67.5%

HSLhsl(230.3, 75.5%, 38.4%)

HSV / HSBhsv(230.3, 86%, 67.5%)

CMYK86%, 72.1%, 0%, 32.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,585,324

CSS custom property--colour: #1830AC;

Brightness & contrast

Relative luminance0.05287WCAG 2.x, 0 is black and 1 is white

Perceived brightness70 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 10.21:1

Contrast with white10.21:1WCAG normal text: AAA

Contrast with black2.06:1WCAG normal text: Fail

Greyscale equivalent#343434

Inverted#E7CF53

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0048B0no red cones; affects about 1% of men; ΔE 18 from the original

Deuteranopia#003AAAno green cones; the most common form, about 1% of men; ΔE 9.3 from the original

Tritanopia#00546Bno blue cones; rare, and affects men and women equally; ΔE 71.2 from the original

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

Contrast with white, large text10.21:1WCAG large text: AAA

Contrast with black, large text2.06:1WCAG large text: Fail

Named colours

Navy · ΔE 17 Dark blue · ΔE 17 Indigo · ΔE 20.3 Slate blue · ΔE 20.6 Rebecca purple · ΔE 21.5 Midnight blue · ΔE 22.8

Nearest named CSS colourNavy (#000080)ΔE 17.02, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#AC9418

Analogous#187AAC, #4A18AC

Triadic#AC1830, #30AC18

Split complementary#AC4A18, #7AAC18

Tetradic#AC187A, #AC9418, #18AC4A

Tints, shades & saturation

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

Lighter +40%#9EACF2

Lighter +30%#7285EB

Lighter +20%#455FE5

Lighter +10%#1E3CD9

Darker −10%#12247F

Darker −20%#0C1752

Darker −30%#050B26

Darker −40%#000000

More saturated +25%#0020C4

Less saturated −25%#304194

Channel breakdown

R24

G48

B172

Red24 (9.4%)

Green48 (18.8%)

Blue172 (67.5%)

Hue230.27°

Saturation (HSL)75.51%

Lightness38.43%

Dominant channelBlue

Hex per channelR 18 · G 30 · B AC

Keep nerding

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

#1830AC

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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