Colour

#2A314A

#2A314A
Blue
Dark
Nearest: Dark slate grey

#2A314A is a blue with RGB values 42, 49, 74 and HSL 227°, 28%, 23%. It is a dark colour, so white text on it reaches 12.8:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#2A314A#2A314A

HEX#2A314A

RGBrgb(42, 49, 74)

RGB (0–1)0.1647, 0.1922, 0.2902

RGB percentages16.5%, 19.2%, 29%

HSLhsl(226.9, 27.6%, 22.7%)

HSV / HSBhsv(226.9, 43.2%, 29%)

CMYK43.2%, 33.8%, 0%, 71%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,765,130

CSS custom property--colour: #2A314A;

Brightness & contrast

Relative luminance0.03183WCAG 2.x, 0 is black and 1 is white

Perceived brightness50.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 12.83:1

Contrast with white12.83:1WCAG normal text: AAA

Contrast with black1.64:1WCAG normal text: Fail

Greyscale equivalent#313131

Inverted#D5CEB5

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#29334Bno red cones; affects about 1% of men; ΔE 1.5 from the original

Deuteranopia#263149no green cones; the most common form, about 1% of men; ΔE 1.7 from the original

Tritanopia#20363Ano blue cones; rare, and affects men and women equally; ΔE 16.3 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text12.83:1WCAG large text: AAA

Contrast with black, large text1.64:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 23.1 Black · ΔE 26.8 Dim grey · ΔE 29.1 Slate grey · ΔE 33.3 Dark slateblue · ΔE 35 Light slate grey · ΔE 36.2

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 23.1, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#4A432A

Analogous#2A414A, #332A4A

Triadic#4A2A31, #314A2A

Split complementary#4A332A, #414A2A

Tetradic#4A2A41, #4A432A, #2A4A33

Tints, shades & saturation

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

Lighter +40%#8691BA

Lighter +30%#6574A8

Lighter +20%#4F5C8B

Lighter +10%#3C476B

Darker −10%#181B29

Darker −20%#050609

Darker −30%#000000

Darker −40%#000000

More saturated +25%#1B2959

Less saturated −25%#39393C

Channel breakdown

R42

G49

B74

Red42 (16.5%)

Green49 (19.2%)

Blue74 (29%)

Hue226.88°

Saturation (HSL)27.59%

Lightness22.75%

Dominant channelBlue

Hex per channelR 2A · G 31 · B 4A

Keep nerding

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#2A314A

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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