Recognised as Colour

#2B1737

#2B1737
Violet
Dark
Nearest: Black

#2B1737 is a violet with RGB values 43, 23, 55 and HSL 278°, 41%, 15%. It is a dark colour, so white text on it reaches 16.4:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#2B1737#2B1737

HEX#2B1737

RGBrgb(43, 23, 55)

RGB (0–1)0.1686, 0.0902, 0.2157

RGB percentages16.9%, 9%, 21.6%

HSLhsl(277.5, 41%, 15.3%)

HSV / HSBhsv(277.5, 58.2%, 21.6%)

CMYK21.8%, 58.2%, 0%, 78.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,823,991

CSS custom property--colour: #2B1737;

Brightness & contrast

Relative luminance0.01402WCAG 2.x, 0 is black and 1 is white

Perceived brightness34.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 16.4:1

Contrast with white16.4:1WCAG normal text: AAA

Contrast with black1.28:1WCAG normal text: Fail

Greyscale equivalent#1E1E1E

Inverted#D4E8C8

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0F1E38no red cones; affects about 1% of men; ΔE 13.6 from the original

Deuteranopia#152036no green cones; the most common form, about 1% of men; ΔE 14.3 from the original

Tritanopia#2A1C24no blue cones; rare, and affects men and women equally; ΔE 16.7 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text16.4:1WCAG large text: AAA

Contrast with black, large text1.28:1WCAG large text: Fail

Named colours

Black · ΔE 27 Dark slateblue · ΔE 32.6 Midnight blue · ΔE 35.8 Dark slate grey · ΔE 37.3 Dim grey · ΔE 40.5 Rebecca purple · ΔE 44.7

Nearest named CSS colourBlack (#000000)ΔE 27.05, a distinctly different colour

Hue familyviolet

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#233717

Analogous#1B1737, #371733

Triadic#372B17, #17372B

Split complementary#333717, #17371B

Tetradic#371B17, #233717, #173337

Tints, shades & saturation

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

Lighter +40%#995EBC

Lighter +30%#7F44A3

Lighter +20%#63357F

Lighter +10%#47265B

Darker −10%#0F0813

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#2D0D41

Less saturated −25%#29212D

Channel breakdown

R43

G23

B55

Red43 (16.9%)

Green23 (9%)

Blue55 (21.6%)

Hue277.5°

Saturation (HSL)41.03%

Lightness15.29%

Dominant channelBlue

Hex per channelR 2B · G 17 · B 37

Keep nerding

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

#2B1737

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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