Colour

#211B31

#211B31
Violet
Dark
Nearest: Black

#211B31 is a violet with RGB values 33, 27, 49 and HSL 256°, 29%, 15%. It is a dark colour, so white text on it reaches 16.6:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#211B31#211B31

HEX#211B31

RGBrgb(33, 27, 49)

RGB (0–1)0.1294, 0.1059, 0.1922

RGB percentages12.9%, 10.6%, 19.2%

HSLhsl(256.4, 28.9%, 14.9%)

HSV / HSBhsv(256.4, 44.9%, 19.2%)

CMYK32.7%, 44.9%, 0%, 80.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,169,649

CSS custom property--colour: #211B31;

Brightness & contrast

Relative luminance0.01329WCAG 2.x, 0 is black and 1 is white

Perceived brightness32.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 16.59:1

Contrast with white16.59:1WCAG normal text: AAA

Contrast with black1.27:1WCAG normal text: Fail

Greyscale equivalent#1E1E1E

Inverted#DEE4CE

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#151F32no red cones; affects about 1% of men; ΔE 6.8 from the original

Deuteranopia#161E30no green cones; the most common form, about 1% of men; ΔE 6.5 from the original

Tritanopia#1E1F23no blue cones; rare, and affects men and women equally; ΔE 13.6 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text16.59:1WCAG large text: AAA

Contrast with black, large text1.27:1WCAG large text: Fail

Named colours

Black · ΔE 19.9 Dark slate grey · ΔE 30.3 Dim grey · ΔE 36.7 Dark slateblue · ΔE 38.5 Midnight blue · ΔE 42.8 Slate grey · ΔE 42.9

Nearest named CSS colourBlack (#000000)ΔE 19.91, a distinctly different colour

Hue familyviolet

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#2B311B

Analogous#1B2031, #2C1B31

Triadic#31211B, #1B3121

Split complementary#312C1B, #20311B

Tetradic#311B20, #2B311B, #1B312C

Tints, shades & saturation

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

Lighter +40%#7D6BAD

Lighter +30%#635194

Lighter +20%#4D3F73

Lighter +10%#372D52

Darker −10%#0B0910

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#1D113B

Less saturated −25%#252528

Channel breakdown

R33

G27

B49

Red33 (12.9%)

Green27 (10.6%)

Blue49 (19.2%)

Hue256.36°

Saturation (HSL)28.95%

Lightness14.9%

Dominant channelBlue

Hex per channelR 21 · G 1B · B 31

Keep nerding

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

#211B31

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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