Recognised as Colour

#17051F

#17051F
Violet
Dark
Nearest: Black

#17051F is a violet with RGB values 23, 5, 31 and HSL 282°, 72%, 7%. It is a dark colour, so white text on it reaches 19.5:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#17051F#17051F

HEX#17051F

RGBrgb(23, 5, 31)

RGB (0–1)0.0902, 0.0196, 0.1216

RGB percentages9%, 2%, 12.2%

HSLhsl(281.5, 72.2%, 7.1%)

HSV / HSBhsv(281.5, 83.9%, 12.2%)

CMYK25.8%, 83.9%, 0%, 87.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,508,639

CSS custom property--colour: #17051F;

Brightness & contrast

Relative luminance0.0039WCAG 2.x, 0 is black and 1 is white

Perceived brightness16.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 19.48:1

Contrast with white19.48:1WCAG normal text: AAA

Contrast with black1.08:1WCAG normal text: Fail

Greyscale equivalent#0B0B0B

Inverted#E8FAE0

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#000C20no red cones; affects about 1% of men; ΔE 10 from the original

Deuteranopia#040D1Eno green cones; the most common form, about 1% of men; ΔE 10 from the original

Tritanopia#160910no blue cones; rare, and affects men and women equally; ΔE 12.5 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text19.48:1WCAG large text: AAA

Contrast with black, large text1.08:1WCAG large text: Fail

Named colours

Black · ΔE 17.4 Dark slate grey · ΔE 37.3 Dark slateblue · ΔE 42.8 Midnight blue · ΔE 43.9 Dim grey · ΔE 44.3 Slate grey · ΔE 51.2

Nearest named CSS colourBlack (#000000)ΔE 17.44, a distinctly different colour

Hue familyviolet

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#0D1F05

Analogous#0A051F, #1F051A

Triadic#1F1705, #051F17

Split complementary#1A1F05, #051F0A

Tetradic#1F0A05, #0D1F05, #051A1F

Tints, shades & saturation

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

Lighter +40%#9921CF

Lighter +30%#791AA3

Lighter +20%#581377

Lighter +10%#380C4B

Darker −10%#000000

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#190124

Less saturated −25%#15091B

Channel breakdown

R23

B31

Red23 (9%)

Green5 (2%)

Blue31 (12.2%)

Hue281.54°

Saturation (HSL)72.22%

Lightness7.06%

Dominant channelBlue

Hex per channelR 17 · G 05 · B 1F

Keep nerding

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

#17051F

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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