Recognised as Colour

#210B2C

#210B2C
Violet
Dark
Nearest: Black

#210B2C is a violet with RGB values 33, 11, 44 and HSL 280°, 60%, 11%. It is a dark colour, so white text on it reaches 18.3:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#210B2C#210B2C

HEX#210B2C

RGBrgb(33, 11, 44)

RGB (0–1)0.1294, 0.0431, 0.1725

RGB percentages12.9%, 4.3%, 17.3%

HSLhsl(280, 60%, 10.8%)

HSV / HSBhsv(280, 75%, 17.3%)

CMYK25%, 75%, 0%, 82.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,165,548

CSS custom property--colour: #210B2C;

Brightness & contrast

Relative luminance0.00745WCAG 2.x, 0 is black and 1 is white

Perceived brightness24.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 18.28:1

Contrast with white18.28:1WCAG normal text: AAA

Contrast with black1.15:1WCAG normal text: Fail

Greyscale equivalent#121212

Inverted#DEF4D3

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#02142Dno red cones; affects about 1% of men; ΔE 15.3 from the original

Deuteranopia#09152Bno green cones; the most common form, about 1% of men; ΔE 15 from the original

Tritanopia#20111Ano blue cones; rare, and affects men and women equally; ΔE 16.9 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text18.28:1WCAG large text: AAA

Contrast with black, large text1.15:1WCAG large text: Fail

Named colours

Black · ΔE 26.3 Dark slateblue · ΔE 35.3 Midnight blue · ΔE 36 Dark slate grey · ΔE 41.3 Dim grey · ΔE 45.4 Rebecca purple · ΔE 46.5

Nearest named CSS colourBlack (#000000)ΔE 26.27, a distinctly different colour

Hue familyviolet

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#162C0B

Analogous#110B2C, #2C0B26

Triadic#2C210B, #0B2C21

Split complementary#272C0B, #0B2C10

Tetradic#2C110B, #162C0B, #0B272C

Tints, shades & saturation

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

Lighter +40%#9B36CD

Lighter +30%#7D2AA6

Lighter +20%#5E1F7E

Lighter +10%#401555

Darker −10%#020103

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#230433

Less saturated −25%#1F1225

Channel breakdown

R33

G11

B44

Red33 (12.9%)

Green11 (4.3%)

Blue44 (17.3%)

Hue280°

Saturation (HSL)60%

Lightness10.78%

Dominant channelBlue

Hex per channelR 21 · G 0B · B 2C

Keep nerding

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

#210B2C

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

Nerdulate something else