Colour

#2A2569

#2A2569
Blue
Dark
Nearest: Dark slateblue

#2A2569 is a blue with RGB values 42, 37, 105 and HSL 244°, 48%, 28%. It is a dark colour, so white text on it reaches 13.4:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#2A2569#2A2569

HEX#2A2569

RGBrgb(42, 37, 105)

RGB (0–1)0.1647, 0.1451, 0.4118

RGB percentages16.5%, 14.5%, 41.2%

HSLhsl(244.4, 47.9%, 27.8%)

HSV / HSBhsv(244.4, 64.8%, 41.2%)

CMYK60%, 64.8%, 0%, 58.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,762,089

CSS custom property--colour: #2A2569;

Brightness & contrast

Relative luminance0.02835WCAG 2.x, 0 is black and 1 is white

Perceived brightness50.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 13.4:1

Contrast with white13.4:1WCAG normal text: AAA

Contrast with black1.57:1WCAG normal text: Fail

Greyscale equivalent#2B2B2B

Inverted#D5DA96

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#00316Bno red cones; affects about 1% of men; ΔE 13.4 from the original

Deuteranopia#002C68no green cones; the most common form, about 1% of men; ΔE 10.9 from the original

Tritanopia#083643no blue cones; rare, and affects men and women equally; ΔE 42.9 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text13.4:1WCAG large text: AAA

Contrast with black, large text1.57:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 12 Midnight blue · ΔE 13.5 Rebecca purple · ΔE 24.7 Indigo · ΔE 31.2 Slate blue · ΔE 34.2 Navy · ΔE 35.4

Nearest named CSS colourDark slateblue (#483D8B)ΔE 12.02, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#646925

Analogous#254269, #4C2569

Triadic#692A25, #25692A

Split complementary#694C25, #426925

Tetradic#692542, #646925, #25694C

Tints, shades & saturation

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

Lighter +40%#8C86D4

Lighter +30%#6860C7

Lighter +20%#4840B4

Lighter +10%#39328F

Darker −10%#1B1843

Darker −20%#0C0A1E

Darker −30%#000000

Darker −40%#000000

More saturated +25%#1B137B

Less saturated −25%#393757

Channel breakdown

R42

G37

B105

Red42 (16.5%)

Green37 (14.5%)

Blue105 (41.2%)

Hue244.41°

Saturation (HSL)47.89%

Lightness27.84%

Dominant channelBlue

Hex per channelR 2A · G 25 · B 69

Keep nerding

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#2A2569

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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