Recognised as Colour

#1A18AA

#1A18AA
Blue
Dark
Nearest: Dark blue

#1A18AA is a blue with RGB values 26, 24, 170 and HSL 241°, 75%, 38%. It is a dark colour, so white text on it reaches 12:1 contrast (AAA for normal text). The nearest named colour is Dark blue.

Colour values

#1A18AA#1A18AA

HEX#1A18AA

RGBrgb(26, 24, 170)

RGB (0–1)0.102, 0.0941, 0.6667

RGB percentages10.2%, 9.4%, 66.7%

HSLhsl(240.8, 75.3%, 38%)

HSV / HSBhsv(240.8, 85.9%, 66.7%)

CMYK84.7%, 85.9%, 0%, 33.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,710,250

CSS custom property--colour: #1A18AA;

Brightness & contrast

Relative luminance0.03775WCAG 2.x, 0 is black and 1 is white

Perceived brightness61.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 11.97:1

Contrast with white11.97:1WCAG normal text: AAA

Contrast with black1.76:1WCAG normal text: Fail

Greyscale equivalent#232323

Inverted#E5E755

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#003EAEno red cones; affects about 1% of men; ΔE 25.2 from the original

Deuteranopia#002FA8no green cones; the most common form, about 1% of men; ΔE 16 from the original

Tritanopia#004964no blue cones; rare, and affects men and women equally; ΔE 80.4 from the original

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

Contrast with white, large text11.97:1WCAG large text: AAA

Contrast with black, large text1.76:1WCAG large text: Fail

Named colours

Dark blue · ΔE 9.9 Navy · ΔE 14.3 Indigo · ΔE 21 Medium blue · ΔE 23.5 Blue violet · ΔE 26.6 Dark orchid · ΔE 28.3

Nearest named CSS colourDark blue (#00008B)ΔE 9.86, clearly different but related

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#A8AA18

Analogous#185FAA, #6318AA

Triadic#AA1A18, #18AA1A

Split complementary#AA6318, #5FAA18

Tetradic#AA185F, #A8AA18, #18AA63

Tints, shades & saturation

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

Lighter +40%#9E9DF1

Lighter +30%#7270EB

Lighter +20%#4643E5

Lighter +10%#211ED7

Darker −10%#13127D

Darker −20%#0C0B51

Darker −30%#050524

Darker −40%#000000

More saturated +25%#0300C2

Less saturated −25%#323092

Channel breakdown

R26

G24

B170

Red26 (10.2%)

Green24 (9.4%)

Blue170 (66.7%)

Hue240.82°

Saturation (HSL)75.26%

Lightness38.04%

Dominant channelBlue

Hex per channelR 1A · G 18 · B AA

Keep nerding

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

#1A18AA

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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