Colour

#2A3679

#2A3679
Blue
Dark
Nearest: Dark slateblue

#2A3679 is a blue with RGB values 42, 54, 121 and HSL 231°, 48%, 32%. It is a dark colour, so white text on it reaches 11:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#2A3679#2A3679

HEX#2A3679

RGBrgb(42, 54, 121)

RGB (0–1)0.1647, 0.2118, 0.4745

RGB percentages16.5%, 21.2%, 47.5%

HSLhsl(230.9, 48.5%, 32%)

HSV / HSBhsv(230.9, 65.3%, 47.5%)

CMYK65.3%, 55.4%, 0%, 52.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,766,457

CSS custom property--colour: #2A3679;

Brightness & contrast

Relative luminance0.04511WCAG 2.x, 0 is black and 1 is white

Perceived brightness62.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 11.04:1

Contrast with white11.04:1WCAG normal text: AAA

Contrast with black1.9:1WCAG normal text: Fail

Greyscale equivalent#383838

Inverted#D5C986

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0A407Bno red cones; affects about 1% of men; ΔE 10.7 from the original

Deuteranopia#003978no green cones; the most common form, about 1% of men; ΔE 7.5 from the original

Tritanopia#004652no blue cones; rare, and affects men and women equally; ΔE 42.4 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text11.04:1WCAG large text: AAA

Contrast with black, large text1.9:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 10 Midnight blue · ΔE 19.3 Rebecca purple · ΔE 27 Slate blue · ΔE 32.4 Royal blue · ΔE 34.9 Steel blue · ΔE 35.8

Nearest named CSS colourDark slateblue (#483D8B)ΔE 10.01, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#796D2A

Analogous#2A5E79, #462A79

Triadic#792A36, #36792A

Split complementary#79452A, #5E792A

Tetradic#792A5D, #796D2A, #2A7945

Tints, shades & saturation

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

Lighter +40%#959FDA

Lighter +30%#6F7DCD

Lighter +20%#495BC0

Lighter +10%#37479F

Darker −10%#1D2553

Darker −20%#10142D

Darker −30%#030307

Darker −40%#000000

More saturated +25%#16288D

Less saturated −25%#3E4465

Channel breakdown

R42

G54

B121

Red42 (16.5%)

Green54 (21.2%)

Blue121 (47.5%)

Hue230.89°

Saturation (HSL)48.47%

Lightness31.96%

Dominant channelBlue

Hex per channelR 2A · G 36 · B 79

Keep nerding

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

#2A3679

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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