Colour

#1A1842

#1A1842
Blue
Dark
Nearest: Dark slateblue

#1A1842 is a blue with RGB values 26, 24, 66 and HSL 243°, 47%, 18%. It is a dark colour, so white text on it reaches 16.8:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#1A1842#1A1842

HEX#1A1842

RGBrgb(26, 24, 66)

RGB (0–1)0.102, 0.0941, 0.2588

RGB percentages10.2%, 9.4%, 25.9%

HSLhsl(242.9, 46.7%, 17.6%)

HSV / HSBhsv(242.9, 63.6%, 25.9%)

CMYK60.6%, 63.6%, 0%, 74.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,710,146

CSS custom property--colour: #1A1842;

Brightness & contrast

Relative luminance0.01266WCAG 2.x, 0 is black and 1 is white

Perceived brightness32.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 16.76:1

Contrast with white16.76:1WCAG normal text: AAA

Contrast with black1.25:1WCAG normal text: Fail

Greyscale equivalent#1B1B1B

Inverted#E5E7BD

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#001F43no red cones; affects about 1% of men; ΔE 9.8 from the original

Deuteranopia#001C41no green cones; the most common form, about 1% of men; ΔE 8.3 from the original

Tritanopia#08222Ano blue cones; rare, and affects men and women equally; ΔE 28.4 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text16.76:1WCAG large text: AAA

Contrast with black, large text1.25:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 27.5 Midnight blue · ΔE 28.9 Black · ΔE 32.4 Dark slate grey · ΔE 40.6 Rebecca purple · ΔE 41 Dim grey · ΔE 45.2

Nearest named CSS colourDark slateblue (#483D8B)ΔE 27.49, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#404218

Analogous#182B42, #2F1842

Triadic#421A18, #18421A

Split complementary#422F18, #2B4218

Tetradic#42182B, #404218, #18422F

Tints, shades & saturation

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

Lighter +40%#6561C5

Lighter +30%#4641B2

Lighter +20%#37338D

Lighter +10%#292667

Darker −10%#0B0A1D

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#100D4D

Less saturated −25%#242337

Channel breakdown

R26

G24

B66

Red26 (10.2%)

Green24 (9.4%)

Blue66 (25.9%)

Hue242.86°

Saturation (HSL)46.67%

Lightness17.65%

Dominant channelBlue

Hex per channelR 1A · G 18 · B 42

Keep nerding

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#1A1842

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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