Colour

#2B3568

#2B3568
Blue
Dark
Nearest: Dark slateblue

#2B3568 is a blue with RGB values 43, 53, 104 and HSL 230°, 41%, 29%. It is a dark colour, so white text on it reaches 11.6:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#2B3568#2B3568

HEX#2B3568

RGBrgb(43, 53, 104)

RGB (0–1)0.1686, 0.2078, 0.4078

RGB percentages16.9%, 20.8%, 40.8%

HSLhsl(230.2, 41.5%, 28.8%)

HSV / HSBhsv(230.2, 58.7%, 40.8%)

CMYK58.7%, 49%, 0%, 59.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,831,720

CSS custom property--colour: #2B3568;

Brightness & contrast

Relative luminance0.04059WCAG 2.x, 0 is black and 1 is white

Perceived brightness58.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 11.59:1

Contrast with white11.59:1WCAG normal text: AAA

Contrast with black1.81:1WCAG normal text: Fail

Greyscale equivalent#373737

Inverted#D4CA97

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#1E3C6Ano red cones; affects about 1% of men; ΔE 7.1 from the original

Deuteranopia#163667no green cones; the most common form, about 1% of men; ΔE 5.3 from the original

Tritanopia#094049no blue cones; rare, and affects men and women equally; ΔE 33.3 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text11.59:1WCAG large text: AAA

Contrast with black, large text1.81:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 18.6 Midnight blue · ΔE 27.7 Steel blue · ΔE 33.1 Rebecca purple · ΔE 35.4 Dark slate grey · ΔE 37.5 Slate grey · ΔE 38.5

Nearest named CSS colourDark slateblue (#483D8B)ΔE 18.62, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#685E2B

Analogous#2B5468, #402B68

Triadic#682B35, #35682B

Split complementary#683F2B, #54682B

Tetradic#682B53, #685E2B, #2B683F

Tints, shades & saturation

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

Lighter +40%#8F99D0

Lighter +30%#6A79C2

Lighter +20%#495AB0

Lighter +10%#3A478C

Darker −10%#1C2344

Darker −20%#0D1020

Darker −30%#000000

Darker −40%#000000

More saturated +25%#19297A

Less saturated −25%#3D4156

Channel breakdown

R43

G53

B104

Red43 (16.9%)

Green53 (20.8%)

Blue104 (40.8%)

Hue230.16°

Saturation (HSL)41.5%

Lightness28.82%

Dominant channelBlue

Hex per channelR 2B · G 35 · B 68

Keep nerding

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

#2B3568

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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