Colour

#13101A

#13101A
Violet
Dark
Nearest: Black

#13101A is a violet with RGB values 19, 16, 26 and HSL 258°, 24%, 8%. It is a dark colour, so white text on it reaches 18.8:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#13101A#13101A

HEX#13101A

RGBrgb(19, 16, 26)

RGB (0–1)0.0745, 0.0627, 0.102

RGB percentages7.5%, 6.3%, 10.2%

HSLhsl(258, 23.8%, 8.2%)

HSV / HSBhsv(258, 38.5%, 10.2%)

CMYK26.9%, 38.5%, 0%, 89.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,249,306

CSS custom property--colour: #13101A;

Brightness & contrast

Relative luminance0.00584WCAG 2.x, 0 is black and 1 is white

Perceived brightness18.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 18.81:1

Contrast with white18.81:1WCAG normal text: AAA

Contrast with black1.12:1WCAG normal text: Fail

Greyscale equivalent#111111

Inverted#ECEFE5

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0E121Ano red cones; affects about 1% of men; ΔE 3 from the original

Deuteranopia#0E111Ano green cones; the most common form, about 1% of men; ΔE 2.4 from the original

Tritanopia#121214no blue cones; rare, and affects men and women equally; ΔE 5.7 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text18.81:1WCAG large text: AAA

Contrast with black, large text1.12:1WCAG large text: Fail

Named colours

Black · ΔE 8.7 Dark slate grey · ΔE 30.2 Dim grey · ΔE 39.8 Slate grey · ΔE 48.1 Gray · ΔE 48.8 Dark slateblue · ΔE 49.7

Nearest named CSS colourBlack (#000000)ΔE 8.71, clearly different but related

Hue familyviolet

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#171A10

Analogous#10121A, #18101A

Triadic#1A1310, #101A13

Split complementary#1A1810, #121A10

Tetradic#1A1012, #171A10, #101A18

Tints, shades & saturation

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

Lighter +40%#6F5E98

Lighter +30%#584A79

Lighter +20%#413759

Lighter +10%#2A233A

Darker −10%#000000

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#110B1F

Less saturated −25%#151515

Channel breakdown

R19

G16

B26

Red19 (7.5%)

Green16 (6.3%)

Blue26 (10.2%)

Hue258°

Saturation (HSL)23.81%

Lightness8.24%

Dominant channelBlue

Hex per channelR 13 · G 10 · B 1A

Keep nerding

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#13101A

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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