Colour

#1B2A46

#1B2A46
Blue
Dark
Nearest: Dark slate grey

#1B2A46 is a blue with RGB values 27, 42, 70 and HSL 219°, 44%, 19%. It is a dark colour, so white text on it reaches 14.3:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#1B2A46#1B2A46

HEX#1B2A46

RGBrgb(27, 42, 70)

RGB (0–1)0.1059, 0.1647, 0.2745

RGB percentages10.6%, 16.5%, 27.5%

HSLhsl(219.1, 44.3%, 19%)

HSV / HSBhsv(219.1, 61.4%, 27.5%)

CMYK61.4%, 40%, 0%, 72.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,780,294

CSS custom property--colour: #1B2A46;

Brightness & contrast

Relative luminance0.02331WCAG 2.x, 0 is black and 1 is white

Perceived brightness42.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 14.32:1

Contrast with white14.32:1WCAG normal text: AAA

Contrast with black1.47:1WCAG normal text: Fail

Greyscale equivalent#292929

Inverted#E4D5B9

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#1F2C47no red cones; affects about 1% of men; ΔE 1.3 from the original

Deuteranopia#192845no green cones; the most common form, about 1% of men; ΔE 1.2 from the original

Tritanopia#033034no blue cones; rare, and affects men and women equally; ΔE 20.7 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text14.32:1WCAG large text: AAA

Contrast with black, large text1.47:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 26.1 Black · ΔE 26.2 Dim grey · ΔE 33.7 Dark slateblue · ΔE 34.7 Slate grey · ΔE 37.2 Steel blue · ΔE 38.3

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 26.09, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#46371B

Analogous#1B4046, #211B46

Triadic#461B2A, #2A461B

Split complementary#46211B, #40461B

Tetradic#461B40, #46371B, #1B4621

Tints, shades & saturation

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

Lighter +40%#6888C5

Lighter +30%#466CB4

Lighter +20%#375690

Lighter +10%#29406B

Darker −10%#0D1421

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#0F2652

Less saturated −25%#272E3A

Channel breakdown

R27

G42

B70

Red27 (10.6%)

Green42 (16.5%)

Blue70 (27.5%)

Hue219.07°

Saturation (HSL)44.33%

Lightness19.02%

Dominant channelBlue

Hex per channelR 1B · G 2A · B 46

Keep nerding

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

#1B2A46

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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