Colour

#2A154B

#2A154B
Violet
Dark
Nearest: Midnight blue

#2A154B is a violet with RGB values 42, 21, 75 and HSL 263°, 56%, 19%. It is a dark colour, so white text on it reaches 16.1:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#2A154B#2A154B

HEX#2A154B

RGBrgb(42, 21, 75)

RGB (0–1)0.1647, 0.0824, 0.2941

RGB percentages16.5%, 8.2%, 29.4%

HSLhsl(263.3, 56.3%, 18.8%)

HSV / HSBhsv(263.3, 72%, 29.4%)

CMYK44%, 72%, 0%, 70.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,757,963

CSS custom property--colour: #2A154B;

Brightness & contrast

Relative luminance0.01537WCAG 2.x, 0 is black and 1 is white

Perceived brightness37.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 16.06:1

Contrast with white16.06:1WCAG normal text: AAA

Contrast with black1.31:1WCAG normal text: Fail

Greyscale equivalent#1D1D1D

Inverted#D5EAB4

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#00214Dno red cones; affects about 1% of men; ΔE 15.6 from the original

Deuteranopia#00214Ano green cones; the most common form, about 1% of men; ΔE 17 from the original

Tritanopia#22212Dno blue cones; rare, and affects men and women equally; ΔE 30 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text16.06:1WCAG large text: AAA

Contrast with black, large text1.31:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 21.4 Dark slateblue · ΔE 21.9 Rebecca purple · ΔE 32.5 Indigo · ΔE 37 Purple · ΔE 39.2 Black · ΔE 40.4

Nearest named CSS colourMidnight blue (#191970)ΔE 21.44, a distinctly different colour

Hue familyviolet

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#364B15

Analogous#151B4B, #45154B

Triadic#4B2A15, #154B2A

Split complementary#4B4515, #1B4B15

Tetradic#4B151B, #364B15, #154B45

Tints, shades & saturation

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

Lighter +40%#895BD1

Lighter +30%#6D36C3

Lighter +20%#572B9B

Lighter +10%#402073

Darker −10%#140A23

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#270957

Less saturated −25%#2D213F

Channel breakdown

R42

G21

B75

Red42 (16.5%)

Green21 (8.2%)

Blue75 (29.4%)

Hue263.33°

Saturation (HSL)56.25%

Lightness18.82%

Dominant channelBlue

Hex per channelR 2A · G 15 · B 4B

Keep nerding

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#2A154B

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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