Colour

#291B31

#291B31
Violet
Dark
Nearest: Black

#291B31 is a violet with RGB values 41, 27, 49 and HSL 278°, 29%, 15%. It is a dark colour, so white text on it reaches 16.2:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#291B31#291B31

HEX#291B31

RGBrgb(41, 27, 49)

RGB (0–1)0.1608, 0.1059, 0.1922

RGB percentages16.1%, 10.6%, 19.2%

HSLhsl(278.2, 28.9%, 14.9%)

HSV / HSBhsv(278.2, 44.9%, 19.2%)

CMYK16.3%, 44.9%, 0%, 80.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,693,937

CSS custom property--colour: #291B31;

Brightness & contrast

Relative luminance0.01477WCAG 2.x, 0 is black and 1 is white

Perceived brightness34.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 16.21:1

Contrast with white16.21:1WCAG normal text: AAA

Contrast with black1.3:1WCAG normal text: Fail

Greyscale equivalent#202020

Inverted#D6E4CE

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#172032no red cones; affects about 1% of men; ΔE 10.1 from the original

Deuteranopia#1A2130no green cones; the most common form, about 1% of men; ΔE 10.5 from the original

Tritanopia#281E23no blue cones; rare, and affects men and women equally; ΔE 12.1 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text16.21:1WCAG large text: AAA

Contrast with black, large text1.3:1WCAG large text: Fail

Named colours

Black · ΔE 21.1 Dark slate grey · ΔE 31.4 Dim grey · ΔE 36.2 Dark slateblue · ΔE 38 Midnight blue · ΔE 42.6 Slate grey · ΔE 42.8

Nearest named CSS colourBlack (#000000)ΔE 21.07, a distinctly different colour

Hue familyviolet

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#23311B

Analogous#1E1B31, #311B2E

Triadic#31291B, #1B3129

Split complementary#2E311B, #1B311E

Tetradic#311E1B, #23311B, #1B2E31

Tints, shades & saturation

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

Lighter +40%#956BAD

Lighter +30%#7C5194

Lighter +20%#603F73

Lighter +10%#452D52

Darker −10%#0D0910

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#2C113B

Less saturated −25%#262528

Channel breakdown

R41

G27

B49

Red41 (16.1%)

Green27 (10.6%)

Blue49 (19.2%)

Hue278.18°

Saturation (HSL)28.95%

Lightness14.9%

Dominant channelBlue

Hex per channelR 29 · G 1B · B 31

Keep nerding

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

#291B31

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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